./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec8_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_dfb2facb-4273-4395-8d0d-afec1ee1fc10/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec8_productSimulator.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/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 c3d8a470a7585669100054084f1891a109a41b5b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 04:49:14,586 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 04:49:14,588 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 04:49:14,599 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 04:49:14,599 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 04:49:14,600 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 04:49:14,602 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 04:49:14,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 04:49:14,606 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 04:49:14,607 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 04:49:14,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 04:49:14,609 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 04:49:14,610 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 04:49:14,611 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 04:49:14,612 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 04:49:14,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 04:49:14,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 04:49:14,618 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 04:49:14,620 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 04:49:14,622 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 04:49:14,624 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 04:49:14,625 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 04:49:14,627 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 04:49:14,628 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 04:49:14,636 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 04:49:14,637 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 04:49:14,638 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 04:49:14,640 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 04:49:14,641 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 04:49:14,642 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 04:49:14,642 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 04:49:14,643 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 04:49:14,644 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 04:49:14,645 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 04:49:14,648 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 04:49:14,648 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 04:49:14,649 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 04:49:14,649 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 04:49:14,650 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 04:49:14,654 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 04:49:14,655 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 04:49:14,656 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-11-20 04:49:14,681 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 04:49:14,681 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 04:49:14,683 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 04:49:14,683 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 04:49:14,683 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 04:49:14,684 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-11-20 04:49:14,684 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-11-20 04:49:14,684 INFO L138 SettingsManager]: * Use old map elimination=false [2019-11-20 04:49:14,684 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-11-20 04:49:14,685 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-11-20 04:49:14,686 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-11-20 04:49:14,686 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 04:49:14,687 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-20 04:49:14,687 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-11-20 04:49:14,687 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 04:49:14,687 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-20 04:49:14,687 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 04:49:14,688 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-11-20 04:49:14,688 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-11-20 04:49:14,688 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-11-20 04:49:14,688 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-20 04:49:14,688 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 04:49:14,689 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-11-20 04:49:14,689 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 04:49:14,689 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-11-20 04:49:14,689 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 04:49:14,690 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 04:49:14,690 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-11-20 04:49:14,690 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 04:49:14,690 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 04:49:14,690 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-11-20 04:49:14,692 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-11-20 04:49:14,692 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_dfb2facb-4273-4395-8d0d-afec1ee1fc10/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 -> c3d8a470a7585669100054084f1891a109a41b5b [2019-11-20 04:49:14,879 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 04:49:14,890 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 04:49:14,894 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 04:49:14,895 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 04:49:14,895 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 04:49:14,896 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/bin/uautomizer/../../sv-benchmarks/c/product-lines/email_spec8_productSimulator.cil.c [2019-11-20 04:49:14,957 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/bin/uautomizer/data/c79377538/8c2a6ba88c7c4d51ac0deb181ab683fb/FLAG8d423eb67 [2019-11-20 04:49:15,541 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 04:49:15,542 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/sv-benchmarks/c/product-lines/email_spec8_productSimulator.cil.c [2019-11-20 04:49:15,575 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/bin/uautomizer/data/c79377538/8c2a6ba88c7c4d51ac0deb181ab683fb/FLAG8d423eb67 [2019-11-20 04:49:15,771 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/bin/uautomizer/data/c79377538/8c2a6ba88c7c4d51ac0deb181ab683fb [2019-11-20 04:49:15,774 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 04:49:15,775 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 04:49:15,776 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 04:49:15,776 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 04:49:15,780 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 04:49:15,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:49:15" (1/1) ... [2019-11-20 04:49:15,783 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@211e6e30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:49:15, skipping insertion in model container [2019-11-20 04:49:15,783 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:49:15" (1/1) ... [2019-11-20 04:49:15,790 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 04:49:15,862 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 04:49:16,770 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:49:16,798 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 04:49:16,936 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 04:49:17,109 INFO L192 MainTranslator]: Completed translation [2019-11-20 04:49:17,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:49:17 WrapperNode [2019-11-20 04:49:17,109 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 04:49:17,110 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 04:49:17,110 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 04:49:17,111 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 04:49:17,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:49:17" (1/1) ... [2019-11-20 04:49:17,153 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:49:17" (1/1) ... [2019-11-20 04:49:21,231 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 04:49:21,231 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 04:49:21,231 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 04:49:21,231 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 04:49:21,239 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:49:17" (1/1) ... [2019-11-20 04:49:21,240 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:49:17" (1/1) ... [2019-11-20 04:49:21,693 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:49:17" (1/1) ... [2019-11-20 04:49:21,693 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:49:17" (1/1) ... [2019-11-20 04:49:22,973 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:49:17" (1/1) ... [2019-11-20 04:49:23,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:49:17" (1/1) ... [2019-11-20 04:49:23,850 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:49:17" (1/1) ... [2019-11-20 04:49:24,406 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 04:49:24,407 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 04:49:24,407 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 04:49:24,407 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 04:49:24,408 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:49:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/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 04:49:24,479 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-20 04:49:24,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 04:49:24,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 04:49:24,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 04:49:24,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 04:50:14,943 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 04:50:14,943 INFO L285 CfgBuilder]: Removed 35931 assume(true) statements. [2019-11-20 04:50:14,960 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:50:14 BoogieIcfgContainer [2019-11-20 04:50:14,961 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 04:50:14,961 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-11-20 04:50:14,962 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-11-20 04:50:14,965 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-11-20 04:50:14,966 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 04:50:14,966 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 20.11 04:49:15" (1/3) ... [2019-11-20 04:50:14,967 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6b7bd32d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 04:50:14, skipping insertion in model container [2019-11-20 04:50:14,967 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 04:50:14,968 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:49:17" (2/3) ... [2019-11-20 04:50:14,968 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@6b7bd32d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 20.11 04:50:14, skipping insertion in model container [2019-11-20 04:50:14,968 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-11-20 04:50:14,968 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:50:14" (3/3) ... [2019-11-20 04:50:14,970 INFO L371 chiAutomizerObserver]: Analyzing ICFG email_spec8_productSimulator.cil.c [2019-11-20 04:50:15,029 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-11-20 04:50:15,030 INFO L357 BuchiCegarLoop]: Hoare is false [2019-11-20 04:50:15,030 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-11-20 04:50:15,030 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 04:50:15,030 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 04:50:15,030 INFO L361 BuchiCegarLoop]: Difference is false [2019-11-20 04:50:15,030 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 04:50:15,031 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-11-20 04:50:15,388 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34772 states. [2019-11-20 04:50:15,840 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2019-11-20 04:50:15,840 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 04:50:15,840 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 04:50:15,851 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 04:50:15,851 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-20 04:50:15,851 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-11-20 04:50:15,851 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34772 states. [2019-11-20 04:50:16,202 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2019-11-20 04:50:16,202 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 04:50:16,202 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 04:50:16,209 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 04:50:16,209 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-11-20 04:50:16,224 INFO L794 eck$LassoCheckResult]: Stem: 508#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;call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string20.base, #t~string20.offset, 1);call write~init~int(115, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(10, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(21);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(30);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(30);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(9);call #t~string54.base, #t~string54.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;~__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;~in_encrypted~0 := 0;call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(17);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(17);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(17);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(10);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(12);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(10);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(18);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(16);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(21);call #t~string88.base, #t~string88.offset := #Ultimate.allocOnStack(13);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(16);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(25);~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(10);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(34);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(30);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(16);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(20);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(22);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(21);~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(44);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(44);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(9);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(9);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(11);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(19);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string156.base, #t~string156.offset, 1);call write~init~int(100, #t~string156.base, 1 + #t~string156.offset, 1);call write~init~int(10, #t~string156.base, 2 + #t~string156.offset, 1);call write~init~int(0, #t~string156.base, 3 + #t~string156.offset, 1);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string159.base, #t~string159.offset, 1);call write~init~int(100, #t~string159.base, 1 + #t~string159.offset, 1);call write~init~int(10, #t~string159.base, 2 + #t~string159.offset, 1);call write~init~int(0, #t~string159.base, 3 + #t~string159.offset, 1); 13937#L-1true havoc main_#res;havoc main_#t~ret151, main_~retValue_acc~44, main_~tmp~26;havoc main_~retValue_acc~44;havoc main_~tmp~26;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 9614#L86true havoc select_features_#t~ret1, select_features_#t~ret2, select_features_#t~ret3, select_features_#t~ret4, select_features_#t~ret5, select_features_#t~ret6, select_features_#t~ret7, select_features_#t~ret8;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 7937#L59true select_features_#t~ret1 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret1;havoc select_features_#t~ret1;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 7931#L59-1true select_features_#t~ret2 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret2;havoc select_features_#t~ret2;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 7986#L59-2true select_features_#t~ret3 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret3;havoc select_features_#t~ret3;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 7980#L59-3true select_features_#t~ret4 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret4;havoc select_features_#t~ret4;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 7969#L59-4true select_features_#t~ret5 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret5;havoc select_features_#t~ret5;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 7963#L59-5true select_features_#t~ret6 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret6;havoc select_features_#t~ret6;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 7962#L59-6true select_features_#t~ret7 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret7;havoc select_features_#t~ret7;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 7897#L59-7true select_features_#t~ret8 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret8;havoc select_features_#t~ret8; 5878#L78true havoc valid_product_#res;havoc valid_product_~retValue_acc~1, valid_product_~tmp~0;havoc valid_product_~retValue_acc~1;havoc valid_product_~tmp~0; 10213#L94true assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 10086#L97true assume !(0 != ~__SELECTED_FEATURE_Decrypt~0);valid_product_~tmp~0 := 0; 10081#L97-1true valid_product_~retValue_acc~1 := valid_product_~tmp~0;valid_product_#res := valid_product_~retValue_acc~1; 1887#L154true main_#t~ret151 := valid_product_#res;main_~tmp~26 := main_#t~ret151;havoc main_#t~ret151; 23325#L3315true assume 0 != main_~tmp~26;havoc setup_#t~nondet146, setup_#t~nondet148, setup_#t~nondet150, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset, setup_~__cil_tmp3~5.base, setup_~__cil_tmp3~5.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset;havoc setup_~__cil_tmp3~5.base, setup_~__cil_tmp3~5.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; 33448#L3159true 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; 31526#L1883-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 23320#L1889-5true setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string145.base, #t~string145.offset;havoc setup_#t~nondet146;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 34300#L3197true 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; 31528#L1883-6true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 23316#L1889-11true setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset := #t~string147.base, #t~string147.offset;havoc setup_#t~nondet148;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 27165#L3235true 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; 31525#L1883-10true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 23313#L1889-17true setup_~__cil_tmp3~5.base, setup_~__cil_tmp3~5.offset := #t~string149.base, #t~string149.offset;havoc setup_#t~nondet150; 23309#L3302true havoc test_#t~nondet9, test_#t~nondet10, test_#t~nondet11, test_#t~nondet12, test_#t~nondet13, test_#t~nondet14, test_#t~nondet15, test_#t~nondet16, test_#t~nondet17, test_#t~nondet18, test_#t~nondet19, 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; 29549#L401-1true [2019-11-20 04:50:16,225 INFO L796 eck$LassoCheckResult]: Loop: 29549#L401-1true assume !false; 3051#L210true assume test_~splverifierCounter~0 < 4; 3076#L211true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 102#L217true assume 0 == test_~op1~0;test_~tmp___9~0 := test_#t~nondet9;havoc test_#t~nondet9; 78#L221true assume 0 != test_~tmp___9~0; 80#L222true assume !(0 != ~__SELECTED_FEATURE_Keys~0); 79#L222-1true test_~op1~0 := 1; 29549#L401-1true [2019-11-20 04:50:16,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:50:16,232 INFO L82 PathProgramCache]: Analyzing trace with hash -2102633898, now seen corresponding path program 1 times [2019-11-20 04:50:16,241 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:50:16,241 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1558562604] [2019-11-20 04:50:16,242 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:50:16,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:16,669 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 04:50:16,669 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1558562604] [2019-11-20 04:50:16,670 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:50:16,671 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-11-20 04:50:16,671 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [620516224] [2019-11-20 04:50:16,676 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-20 04:50:16,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:50:16,677 INFO L82 PathProgramCache]: Analyzing trace with hash 569592791, now seen corresponding path program 1 times [2019-11-20 04:50:16,677 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:50:16,677 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1411482116] [2019-11-20 04:50:16,677 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:50:16,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:50:16,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:50:16,720 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 04:50:16,777 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 04:50:16,778 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 04:50:16,778 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 04:50:16,778 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 04:50:16,778 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 04:50:16,779 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:50:16,779 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 04:50:16,779 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 04:50:16,779 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec8_productSimulator.cil.c_Iteration1_Loop [2019-11-20 04:50:16,779 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 04:50:16,780 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 04:50:16,803 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 04:50:16,814 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 04:50:16,821 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 04:50:16,826 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 04:50:16,925 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 04:50:16,926 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/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 04:50:16,942 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 04:50:16,943 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 04:50:16,964 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 04:50:16,964 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 04:50:16,971 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 04:50:16,973 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 04:50:16,974 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 04:50:16,974 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 04:50:16,974 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 04:50:16,974 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 04:50:16,974 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:50:16,974 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 04:50:16,975 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 04:50:16,975 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec8_productSimulator.cil.c_Iteration1_Loop [2019-11-20 04:50:16,975 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 04:50:16,975 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 04:50:16,976 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 04:50:16,996 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:50:17,004 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:50:17,008 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:50:17,095 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 04:50:17,100 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/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 04:50:17,106 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 04:50:17,109 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:50:17,109 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 04:50:17,110 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:50:17,110 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:50:17,110 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:50:17,113 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 04:50:17,113 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 04:50:17,118 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-20 04:50:17,140 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-20 04:50:17,140 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_dfb2facb-4273-4395-8d0d-afec1ee1fc10/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:50:17,148 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-20 04:50:17,148 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-20 04:50:17,149 INFO L510 LassoAnalysis]: Proved termination. [2019-11-20 04:50:17,150 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 04:50:17,156 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-11-20 04:50:17,287 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:50:17,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:17,472 INFO L255 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 04:50:17,477 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 04:50:17,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:17,523 INFO L255 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-20 04:50:17,524 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 04:50:17,551 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 04:50:17,568 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 04:50:17,570 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34772 states. Second operand 4 states. [2019-11-20 04:50:21,464 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 04:50:21,464 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 04:50:21,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-11-20 04:50:21,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 166884 transitions. [2019-11-20 04:50:21,643 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 166884 transitions. Stem has 27 letters. Loop has 7 letters. [2019-11-20 04:50:21,650 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 04:50:21,651 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 166884 transitions. Stem has 34 letters. Loop has 7 letters. [2019-11-20 04:50:21,651 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 04:50:21,651 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 166884 transitions. Stem has 27 letters. Loop has 14 letters. [2019-11-20 04:50:21,654 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 04:50:21,655 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 173231 states and 278304 transitions. [2019-11-20 04:50:22,511 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 435 [2019-11-20 04:50:22,525 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 173231 states to 990 states and 1812 transitions. [2019-11-20 04:50:22,526 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 501 [2019-11-20 04:50:22,528 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 502 [2019-11-20 04:50:22,529 INFO L73 IsDeterministic]: Start isDeterministic. Operand 990 states and 1812 transitions. [2019-11-20 04:50:22,531 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-20 04:50:22,532 INFO L688 BuchiCegarLoop]: Abstraction has 990 states and 1812 transitions. [2019-11-20 04:50:22,551 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states and 1812 transitions. [2019-11-20 04:50:22,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 555. [2019-11-20 04:50:22,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 555 states. [2019-11-20 04:50:22,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1011 transitions. [2019-11-20 04:50:22,598 INFO L711 BuchiCegarLoop]: Abstraction has 555 states and 1011 transitions. [2019-11-20 04:50:22,598 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 04:50:22,601 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-11-20 04:50:22,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-11-20 04:50:22,604 INFO L87 Difference]: Start difference. First operand 555 states and 1011 transitions. Second operand 5 states. [2019-11-20 04:50:22,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:50:22,686 INFO L93 Difference]: Finished difference Result 558 states and 1013 transitions. [2019-11-20 04:50:22,686 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-11-20 04:50:22,687 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 558 states and 1013 transitions. [2019-11-20 04:50:22,690 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2019-11-20 04:50:22,694 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 558 states to 555 states and 1004 transitions. [2019-11-20 04:50:22,695 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 284 [2019-11-20 04:50:22,695 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 284 [2019-11-20 04:50:22,696 INFO L73 IsDeterministic]: Start isDeterministic. Operand 555 states and 1004 transitions. [2019-11-20 04:50:22,698 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-20 04:50:22,699 INFO L688 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2019-11-20 04:50:22,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states and 1004 transitions. [2019-11-20 04:50:22,712 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 555. [2019-11-20 04:50:22,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 555 states. [2019-11-20 04:50:22,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1004 transitions. [2019-11-20 04:50:22,714 INFO L711 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2019-11-20 04:50:22,714 INFO L591 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2019-11-20 04:50:22,714 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-11-20 04:50:22,715 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 555 states and 1004 transitions. [2019-11-20 04:50:22,716 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2019-11-20 04:50:22,716 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 04:50:22,716 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 04:50:22,718 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 04:50:22,719 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 04:50:22,719 INFO L794 eck$LassoCheckResult]: Stem: 209602#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;call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string20.base, #t~string20.offset, 1);call write~init~int(115, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(10, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(21);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(30);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(30);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(9);call #t~string54.base, #t~string54.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;~__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;~in_encrypted~0 := 0;call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(17);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(17);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(17);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(10);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(12);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(10);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(18);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(16);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(21);call #t~string88.base, #t~string88.offset := #Ultimate.allocOnStack(13);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(16);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(25);~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(10);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(34);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(30);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(16);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(20);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(22);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(21);~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(44);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(44);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(9);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(9);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(11);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(19);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string156.base, #t~string156.offset, 1);call write~init~int(100, #t~string156.base, 1 + #t~string156.offset, 1);call write~init~int(10, #t~string156.base, 2 + #t~string156.offset, 1);call write~init~int(0, #t~string156.base, 3 + #t~string156.offset, 1);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string159.base, #t~string159.offset, 1);call write~init~int(100, #t~string159.base, 1 + #t~string159.offset, 1);call write~init~int(10, #t~string159.base, 2 + #t~string159.offset, 1);call write~init~int(0, #t~string159.base, 3 + #t~string159.offset, 1); 209275#L-1 havoc main_#res;havoc main_#t~ret151, main_~retValue_acc~44, main_~tmp~26;havoc main_~retValue_acc~44;havoc main_~tmp~26;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 209276#L86 havoc select_features_#t~ret1, select_features_#t~ret2, select_features_#t~ret3, select_features_#t~ret4, select_features_#t~ret5, select_features_#t~ret6, select_features_#t~ret7, select_features_#t~ret8;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 209304#L59 select_features_#t~ret1 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret1;havoc select_features_#t~ret1;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 209296#L59-1 select_features_#t~ret2 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret2;havoc select_features_#t~ret2;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 209297#L59-2 select_features_#t~ret3 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret3;havoc select_features_#t~ret3;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 209332#L59-3 select_features_#t~ret4 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret4;havoc select_features_#t~ret4;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 209331#L59-4 select_features_#t~ret5 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret5;havoc select_features_#t~ret5;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 209324#L59-5 select_features_#t~ret6 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret6;havoc select_features_#t~ret6;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 209322#L59-6 select_features_#t~ret7 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret7;havoc select_features_#t~ret7;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 209273#L59-7 select_features_#t~ret8 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret8;havoc select_features_#t~ret8; 209274#L78 havoc valid_product_#res;havoc valid_product_~retValue_acc~1, valid_product_~tmp~0;havoc valid_product_~retValue_acc~1;havoc valid_product_~tmp~0; 209763#L94 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 209283#L98 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 209284#L103 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 209305#L108 assume 0 == ~__SELECTED_FEATURE_Sign~0; 209515#L113 assume 0 == ~__SELECTED_FEATURE_Verify~0; 209683#L118 assume 0 == ~__SELECTED_FEATURE_Sign~0; 209703#L123 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~0 := 1; 209492#L97-1 valid_product_~retValue_acc~1 := valid_product_~tmp~0;valid_product_#res := valid_product_~retValue_acc~1; 209493#L154 main_#t~ret151 := valid_product_#res;main_~tmp~26 := main_#t~ret151;havoc main_#t~ret151; 209591#L3315 assume 0 != main_~tmp~26;havoc setup_#t~nondet146, setup_#t~nondet148, setup_#t~nondet150, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset, setup_~__cil_tmp3~5.base, setup_~__cil_tmp3~5.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset;havoc setup_~__cil_tmp3~5.base, setup_~__cil_tmp3~5.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; 209259#L3159 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; 209260#L1883-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209525#L1889-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string145.base, #t~string145.offset;havoc setup_#t~nondet146;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 209319#L3197 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; 209320#L1883-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209445#L1889-11 setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset := #t~string147.base, #t~string147.offset;havoc setup_#t~nondet148;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 209447#L3235 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; 209448#L1883-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209378#L1889-17 setup_~__cil_tmp3~5.base, setup_~__cil_tmp3~5.offset := #t~string149.base, #t~string149.offset;havoc setup_#t~nondet150; 209294#L3302 havoc test_#t~nondet9, test_#t~nondet10, test_#t~nondet11, test_#t~nondet12, test_#t~nondet13, test_#t~nondet14, test_#t~nondet15, test_#t~nondet16, test_#t~nondet17, test_#t~nondet18, test_#t~nondet19, 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; 209295#L401-1 assume !false; 209662#L210 [2019-11-20 04:50:22,720 INFO L796 eck$LassoCheckResult]: Loop: 209662#L210 assume test_~splverifierCounter~0 < 4; 209731#L211 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 209803#L217 assume !(0 == test_~op1~0); 209738#L234 assume 0 == test_~op2~0;test_~tmp___8~0 := test_#t~nondet10;havoc test_#t~nondet10; 209782#L239 assume 0 != test_~tmp___8~0; 209434#L240 assume !(0 != ~__SELECTED_FEATURE_AutoResponder~0); 209417#L240-1 test_~op2~0 := 1; 209313#L401-1 assume !false; 209662#L210 [2019-11-20 04:50:22,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:50:22,720 INFO L82 PathProgramCache]: Analyzing trace with hash 507241003, now seen corresponding path program 1 times [2019-11-20 04:50:22,721 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:50:22,721 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [909324718] [2019-11-20 04:50:22,721 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:50:22,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:22,853 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-20 04:50:22,853 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [909324718] [2019-11-20 04:50:22,853 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:50:22,853 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 04:50:22,854 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1883559272] [2019-11-20 04:50:22,854 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-20 04:50:22,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:50:22,854 INFO L82 PathProgramCache]: Analyzing trace with hash 1422577527, now seen corresponding path program 1 times [2019-11-20 04:50:22,855 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:50:22,855 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [283281183] [2019-11-20 04:50:22,855 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:50:22,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:50:22,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:50:22,874 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 04:50:22,915 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 04:50:22,915 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 04:50:22,915 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 04:50:22,915 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 04:50:22,915 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 04:50:22,915 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:50:22,916 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 04:50:22,916 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 04:50:22,916 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec8_productSimulator.cil.c_Iteration2_Loop [2019-11-20 04:50:22,916 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 04:50:22,916 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 04:50:22,917 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 04:50:22,924 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 04:50:22,934 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 04:50:22,937 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 04:50:22,940 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 04:50:23,041 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 04:50:23,041 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 04:50:23,050 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 04:50:23,050 INFO L160 nArgumentSynthesizer]: Using integer mode. Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/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 04:50:23,077 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 04:50:23,077 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 04:50:23,084 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 04:50:23,086 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 04:50:23,086 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 04:50:23,087 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 04:50:23,087 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 04:50:23,087 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 04:50:23,087 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:50:23,087 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 04:50:23,087 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 04:50:23,087 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec8_productSimulator.cil.c_Iteration2_Loop [2019-11-20 04:50:23,087 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 04:50:23,088 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 04:50:23,089 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:50:23,109 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 04:50:23,113 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 04:50:23,121 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 04:50:23,130 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 04:50:23,250 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 04:50:23,250 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 04:50:23,268 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 04:50:23,269 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:50:23,270 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 04:50:23,270 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:50:23,270 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:50:23,270 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:50:23,272 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 04:50:23,272 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:50:23,276 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-20 04:50:23,280 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-20 04:50:23,280 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_dfb2facb-4273-4395-8d0d-afec1ee1fc10/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 04:50:23,293 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-20 04:50:23,294 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-20 04:50:23,294 INFO L510 LassoAnalysis]: Proved termination. [2019-11-20 04:50:23,294 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 04:50:23,297 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:50:23,316 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:50:23,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:23,474 INFO L255 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 04:50:23,477 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 04:50:23,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:23,522 INFO L255 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-20 04:50:23,523 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 04:50:23,548 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 04:50:23,548 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 04:50:23,548 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 555 states and 1004 transitions. cyclomatic complexity: 451 Second operand 5 states. [2019-11-20 04:50:23,727 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 04:50:23,728 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 04:50:23,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-11-20 04:50:23,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1089 transitions. [2019-11-20 04:50:23,730 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 8 letters. [2019-11-20 04:50:23,730 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 04:50:23,730 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 41 letters. Loop has 8 letters. [2019-11-20 04:50:23,732 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 04:50:23,733 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 16 letters. [2019-11-20 04:50:23,736 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 04:50:23,736 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2006 states and 3673 transitions. [2019-11-20 04:50:23,744 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 425 [2019-11-20 04:50:23,761 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2006 states to 1996 states and 3655 transitions. [2019-11-20 04:50:23,761 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 494 [2019-11-20 04:50:23,762 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 496 [2019-11-20 04:50:23,762 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1996 states and 3655 transitions. [2019-11-20 04:50:23,766 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-20 04:50:23,766 INFO L688 BuchiCegarLoop]: Abstraction has 1996 states and 3655 transitions. [2019-11-20 04:50:23,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states and 3655 transitions. [2019-11-20 04:50:23,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1039. [2019-11-20 04:50:23,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1039 states. [2019-11-20 04:50:23,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1894 transitions. [2019-11-20 04:50:23,794 INFO L711 BuchiCegarLoop]: Abstraction has 1039 states and 1894 transitions. [2019-11-20 04:50:23,794 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 04:50:23,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 04:50:23,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 04:50:23,795 INFO L87 Difference]: Start difference. First operand 1039 states and 1894 transitions. Second operand 3 states. [2019-11-20 04:50:23,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:50:23,921 INFO L93 Difference]: Finished difference Result 1039 states and 1892 transitions. [2019-11-20 04:50:23,921 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-20 04:50:23,922 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1039 states and 1892 transitions. [2019-11-20 04:50:23,925 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2019-11-20 04:50:23,932 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1039 states to 1039 states and 1892 transitions. [2019-11-20 04:50:23,933 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 281 [2019-11-20 04:50:23,933 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 281 [2019-11-20 04:50:23,934 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1039 states and 1892 transitions. [2019-11-20 04:50:23,934 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-11-20 04:50:23,934 INFO L688 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2019-11-20 04:50:23,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1039 states and 1892 transitions. [2019-11-20 04:50:23,949 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1039 to 1039. [2019-11-20 04:50:23,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1039 states. [2019-11-20 04:50:23,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1892 transitions. [2019-11-20 04:50:23,952 INFO L711 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2019-11-20 04:50:23,952 INFO L591 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2019-11-20 04:50:23,952 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-11-20 04:50:23,952 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1039 states and 1892 transitions. [2019-11-20 04:50:23,955 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2019-11-20 04:50:23,955 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-11-20 04:50:23,955 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-11-20 04:50:23,958 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 04:50:23,958 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 04:50:23,958 INFO L794 eck$LassoCheckResult]: Stem: 214384#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;call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string20.base, #t~string20.offset, 1);call write~init~int(115, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(10, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 3 + #t~string20.offset, 1);~head~0.base, ~head~0.offset := 0, 0;call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(21);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(30);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(9);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(30);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(9);call #t~string54.base, #t~string54.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;~__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;~in_encrypted~0 := 0;call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(17);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(17);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(17);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(10);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(12);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(10);call #t~string79.base, #t~string79.offset := #Ultimate.allocOnStack(18);call #t~string82.base, #t~string82.offset := #Ultimate.allocOnStack(16);call #t~string85.base, #t~string85.offset := #Ultimate.allocOnStack(21);call #t~string88.base, #t~string88.offset := #Ultimate.allocOnStack(13);call #t~string91.base, #t~string91.offset := #Ultimate.allocOnStack(16);call #t~string94.base, #t~string94.offset := #Ultimate.allocOnStack(25);~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(10);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(34);call #t~string110.base, #t~string110.offset := #Ultimate.allocOnStack(30);call #t~string114.base, #t~string114.offset := #Ultimate.allocOnStack(16);call #t~string124.base, #t~string124.offset := #Ultimate.allocOnStack(20);call #t~string126.base, #t~string126.offset := #Ultimate.allocOnStack(22);call #t~string130.base, #t~string130.offset := #Ultimate.allocOnStack(21);~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(44);call #t~string143.base, #t~string143.offset := #Ultimate.allocOnStack(44);call #t~string145.base, #t~string145.offset := #Ultimate.allocOnStack(9);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(9);call #t~string149.base, #t~string149.offset := #Ultimate.allocOnStack(11);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(19);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string156.base, #t~string156.offset, 1);call write~init~int(100, #t~string156.base, 1 + #t~string156.offset, 1);call write~init~int(10, #t~string156.base, 2 + #t~string156.offset, 1);call write~init~int(0, #t~string156.base, 3 + #t~string156.offset, 1);call #t~string159.base, #t~string159.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string159.base, #t~string159.offset, 1);call write~init~int(100, #t~string159.base, 1 + #t~string159.offset, 1);call write~init~int(10, #t~string159.base, 2 + #t~string159.offset, 1);call write~init~int(0, #t~string159.base, 3 + #t~string159.offset, 1); 214061#L-1 havoc main_#res;havoc main_#t~ret151, main_~retValue_acc~44, main_~tmp~26;havoc main_~retValue_acc~44;havoc main_~tmp~26;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 214062#L86 havoc select_features_#t~ret1, select_features_#t~ret2, select_features_#t~ret3, select_features_#t~ret4, select_features_#t~ret5, select_features_#t~ret6, select_features_#t~ret7, select_features_#t~ret8;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 214090#L59 select_features_#t~ret1 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret1;havoc select_features_#t~ret1;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 214082#L59-1 select_features_#t~ret2 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret2;havoc select_features_#t~ret2;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 214083#L59-2 select_features_#t~ret3 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret3;havoc select_features_#t~ret3;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 214118#L59-3 select_features_#t~ret4 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret4;havoc select_features_#t~ret4;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 214113#L59-4 select_features_#t~ret5 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret5;havoc select_features_#t~ret5;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 214110#L59-5 select_features_#t~ret6 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret6;havoc select_features_#t~ret6;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 214108#L59-6 select_features_#t~ret7 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret7;havoc select_features_#t~ret7;havoc select_one_#res;havoc select_one_#t~nondet0, select_one_~retValue_acc~0, select_one_~choice~0;havoc select_one_~retValue_acc~0;select_one_~choice~0 := select_one_#t~nondet0;havoc select_one_#t~nondet0;select_one_~retValue_acc~0 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~0; 214059#L59-7 select_features_#t~ret8 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret8;havoc select_features_#t~ret8; 214060#L78 havoc valid_product_#res;havoc valid_product_~retValue_acc~1, valid_product_~tmp~0;havoc valid_product_~retValue_acc~1;havoc valid_product_~tmp~0; 214556#L94 assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 214286#L97 assume 0 != ~__SELECTED_FEATURE_Decrypt~0; 214069#L98 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 214070#L103 assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 214091#L107 assume 0 != ~__SELECTED_FEATURE_Keys~0; 214299#L108 assume 0 == ~__SELECTED_FEATURE_Sign~0; 214300#L113 assume 0 == ~__SELECTED_FEATURE_Verify~0; 214467#L118 assume 0 == ~__SELECTED_FEATURE_Sign~0; 214492#L123 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~0 := 1; 214276#L97-1 valid_product_~retValue_acc~1 := valid_product_~tmp~0;valid_product_#res := valid_product_~retValue_acc~1; 214277#L154 main_#t~ret151 := valid_product_#res;main_~tmp~26 := main_#t~ret151;havoc main_#t~ret151; 214375#L3315 assume 0 != main_~tmp~26;havoc setup_#t~nondet146, setup_#t~nondet148, setup_#t~nondet150, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset, setup_~__cil_tmp3~5.base, setup_~__cil_tmp3~5.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset;havoc setup_~__cil_tmp3~5.base, setup_~__cil_tmp3~5.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; 214045#L3159 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; 214046#L1883-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214310#L1889-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string145.base, #t~string145.offset;havoc setup_#t~nondet146;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 214101#L3197 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; 214102#L1883-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214229#L1889-11 setup_~__cil_tmp2~1.base, setup_~__cil_tmp2~1.offset := #t~string147.base, #t~string147.offset;havoc setup_#t~nondet148;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 214231#L3235 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; 214232#L1883-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214164#L1889-17 setup_~__cil_tmp3~5.base, setup_~__cil_tmp3~5.offset := #t~string149.base, #t~string149.offset;havoc setup_#t~nondet150; 214074#L3302 havoc test_#t~nondet9, test_#t~nondet10, test_#t~nondet11, test_#t~nondet12, test_#t~nondet13, test_#t~nondet14, test_#t~nondet15, test_#t~nondet16, test_#t~nondet17, test_#t~nondet18, test_#t~nondet19, 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; 214075#L401-1 assume !false; 214650#L210 assume test_~splverifierCounter~0 < 4; 214608#L211 [2019-11-20 04:50:23,960 INFO L796 eck$LassoCheckResult]: Loop: 214608#L211 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 214604#L217 assume !(0 == test_~op1~0); 214525#L234 assume !(0 == test_~op2~0); 214051#L252 assume 0 == test_~op3~0;test_~tmp___7~0 := test_#t~nondet11;havoc test_#t~nondet11; 214052#L257 assume 0 != test_~tmp___7~0; 214168#L258 assume !(0 != ~__SELECTED_FEATURE_Keys~0); 214321#L258-1 test_~op3~0 := 1; 214098#L401-1 assume !false; 214448#L210 assume test_~splverifierCounter~0 < 4; 214608#L211 [2019-11-20 04:50:23,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:50:23,960 INFO L82 PathProgramCache]: Analyzing trace with hash -307546040, now seen corresponding path program 1 times [2019-11-20 04:50:23,961 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:50:23,961 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [57531399] [2019-11-20 04:50:23,961 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:50:23,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:24,030 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 04:50:24,030 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [57531399] [2019-11-20 04:50:24,031 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-20 04:50:24,031 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-20 04:50:24,031 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802230542] [2019-11-20 04:50:24,031 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-11-20 04:50:24,032 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:50:24,032 INFO L82 PathProgramCache]: Analyzing trace with hash -986478044, now seen corresponding path program 1 times [2019-11-20 04:50:24,032 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 04:50:24,032 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741177954] [2019-11-20 04:50:24,032 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 04:50:24,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:50:24,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 04:50:24,053 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 04:50:24,099 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 04:50:24,099 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 04:50:24,099 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 04:50:24,099 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 04:50:24,099 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-11-20 04:50:24,100 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:50:24,100 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 04:50:24,100 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 04:50:24,100 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec8_productSimulator.cil.c_Iteration3_Loop [2019-11-20 04:50:24,100 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 04:50:24,100 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 04:50:24,101 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 04:50:24,107 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 04:50:24,118 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 04:50:24,122 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 04:50:24,130 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 04:50:24,133 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 04:50:24,250 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 04:50:24,250 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:50:24,268 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 04:50:24,268 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 04:50:24,274 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 04:50:24,274 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_dfb2facb-4273-4395-8d0d-afec1ee1fc10/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:50:24,283 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 04:50:24,283 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 04:50:24,291 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 04:50:24,292 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet11=-4, ULTIMATE.start_test_~tmp___7~0=-4} Honda state: {ULTIMATE.start_test_#t~nondet11=-4, ULTIMATE.start_test_~tmp___7~0=-4} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/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 04:50:24,306 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 04:50:24,307 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 04:50:24,313 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-11-20 04:50:24,313 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_dfb2facb-4273-4395-8d0d-afec1ee1fc10/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 04:50:24,329 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-11-20 04:50:24,329 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_dfb2facb-4273-4395-8d0d-afec1ee1fc10/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 04:50:24,347 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-11-20 04:50:24,347 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-11-20 04:50:24,446 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-11-20 04:50:24,448 INFO L210 LassoAnalysis]: Preferences: [2019-11-20 04:50:24,448 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-11-20 04:50:24,448 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-11-20 04:50:24,448 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-11-20 04:50:24,448 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-11-20 04:50:24,448 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:50:24,449 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-11-20 04:50:24,449 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-11-20 04:50:24,449 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec8_productSimulator.cil.c_Iteration3_Loop [2019-11-20 04:50:24,449 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-11-20 04:50:24,449 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-11-20 04:50:24,450 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 04:50:24,460 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 04:50:24,464 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 04:50:24,471 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 04:50:24,485 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 04:50:24,488 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-11-20 04:50:24,597 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-11-20 04:50:24,597 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2019-11-20 04:50:24,612 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 04:50:24,614 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:50:24,614 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 04:50:24,615 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:50:24,615 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:50:24,615 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:50:24,616 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 04:50:24,616 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-11-20 04:50:24,618 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/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 04:50:24,636 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 04:50:24,638 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:50:24,638 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 04:50:24,638 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:50:24,638 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 04:50:24,638 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:50:24,640 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 04:50:24,640 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 04:50:24,643 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/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 04:50:24,658 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 04:50:24,660 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:50:24,660 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 04:50:24,661 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:50:24,661 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-11-20 04:50:24,661 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:50:24,663 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-11-20 04:50:24,664 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-11-20 04:50:24,667 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_dfb2facb-4273-4395-8d0d-afec1ee1fc10/bin/uautomizer/z3 Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 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 04:50:24,685 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 04:50:24,686 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-11-20 04:50:24,687 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-11-20 04:50:24,687 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-11-20 04:50:24,687 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-11-20 04:50:24,687 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-11-20 04:50:24,688 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-11-20 04:50:24,688 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 04:50:24,695 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-11-20 04:50:24,698 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-11-20 04:50:24,698 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_dfb2facb-4273-4395-8d0d-afec1ee1fc10/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 04:50:24,713 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-11-20 04:50:24,714 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-11-20 04:50:24,714 INFO L510 LassoAnalysis]: Proved termination. [2019-11-20 04:50:24,714 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 04:50:24,716 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 04:50:24,883 WARN L191 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2019-11-20 04:50:24,904 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 04:50:25,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:25,067 INFO L255 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 2 conjunts are in the unsatisfiable core [2019-11-20 04:50:25,072 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 04:50:25,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-20 04:50:25,106 INFO L255 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2019-11-20 04:50:25,107 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2019-11-20 04:50:25,116 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 04:50:25,117 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 04:50:25,117 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1039 states and 1892 transitions. cyclomatic complexity: 857 Second operand 3 states. [2019-11-20 04:50:25,190 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 04:50:25,190 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 04:50:25,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-11-20 04:50:25,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 599 transitions. [2019-11-20 04:50:25,192 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 9 letters. [2019-11-20 04:50:25,192 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 04:50:25,192 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 45 letters. Loop has 9 letters. [2019-11-20 04:50:25,192 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 04:50:25,192 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 18 letters. [2019-11-20 04:50:25,193 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-11-20 04:50:25,193 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2228 states and 4083 transitions. [2019-11-20 04:50:25,202 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 04:50:25,202 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2228 states to 0 states and 0 transitions. [2019-11-20 04:50:25,202 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-20 04:50:25,203 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-20 04:50:25,203 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-20 04:50:25,203 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 04:50:25,203 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 04:50:25,203 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 04:50:25,203 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-20 04:50:25,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-20 04:50:25,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-20 04:50:25,204 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2019-11-20 04:50:25,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-20 04:50:25,204 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2019-11-20 04:50:25,205 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-20 04:50:25,205 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2019-11-20 04:50:25,205 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 04:50:25,205 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2019-11-20 04:50:25,205 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-11-20 04:50:25,205 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-11-20 04:50:25,206 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-11-20 04:50:25,206 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-11-20 04:50:25,206 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 04:50:25,206 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 04:50:25,206 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-20 04:50:25,206 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-11-20 04:50:25,207 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-11-20 04:50:25,207 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-11-20 04:50:25,207 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-11-20 04:50:25,215 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 20.11 04:50:25 BoogieIcfgContainer [2019-11-20 04:50:25,215 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-11-20 04:50:25,216 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 04:50:25,216 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 04:50:25,216 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 04:50:25,217 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 04:50:14" (3/4) ... [2019-11-20 04:50:25,220 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 04:50:25,220 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 04:50:25,222 INFO L168 Benchmark]: Toolchain (without parser) took 69446.70 ms. Allocated memory was 1.0 GB in the beginning and 5.7 GB in the end (delta: 4.7 GB). Free memory was 939.3 MB in the beginning and 4.7 GB in the end (delta: -3.7 GB). Peak memory consumption was 963.9 MB. Max. memory is 11.5 GB. [2019-11-20 04:50:25,227 INFO L168 Benchmark]: CDTParser took 0.21 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 04:50:25,227 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1333.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -127.1 MB). Peak memory consumption was 37.9 MB. Max. memory is 11.5 GB. [2019-11-20 04:50:25,228 INFO L168 Benchmark]: Boogie Procedure Inliner took 4120.81 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 200.3 MB). Free memory was 1.1 GB in the beginning and 793.1 MB in the end (delta: 273.3 MB). Peak memory consumption was 691.6 MB. Max. memory is 11.5 GB. [2019-11-20 04:50:25,229 INFO L168 Benchmark]: Boogie Preprocessor took 3175.42 ms. Allocated memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: 487.1 MB). Free memory was 793.1 MB in the beginning and 1.2 GB in the end (delta: -367.9 MB). Peak memory consumption was 368.3 MB. Max. memory is 11.5 GB. [2019-11-20 04:50:25,230 INFO L168 Benchmark]: RCFGBuilder took 50554.27 ms. Allocated memory was 1.9 GB in the beginning and 5.0 GB in the end (delta: 3.1 GB). Free memory was 1.2 GB in the beginning and 2.6 GB in the end (delta: -1.5 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2019-11-20 04:50:25,232 INFO L168 Benchmark]: BuchiAutomizer took 10253.59 ms. Allocated memory was 5.0 GB in the beginning and 5.7 GB in the end (delta: 719.3 MB). Free memory was 2.6 GB in the beginning and 4.7 GB in the end (delta: -2.0 GB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 04:50:25,233 INFO L168 Benchmark]: Witness Printer took 4.78 ms. Allocated memory is still 5.7 GB. Free memory is still 4.7 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 04:50:25,239 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 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 1333.51 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 152.0 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -127.1 MB). Peak memory consumption was 37.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 4120.81 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 200.3 MB). Free memory was 1.1 GB in the beginning and 793.1 MB in the end (delta: 273.3 MB). Peak memory consumption was 691.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 3175.42 ms. Allocated memory was 1.4 GB in the beginning and 1.9 GB in the end (delta: 487.1 MB). Free memory was 793.1 MB in the beginning and 1.2 GB in the end (delta: -367.9 MB). Peak memory consumption was 368.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 50554.27 ms. Allocated memory was 1.9 GB in the beginning and 5.0 GB in the end (delta: 3.1 GB). Free memory was 1.2 GB in the beginning and 2.6 GB in the end (delta: -1.5 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. * BuchiAutomizer took 10253.59 ms. Allocated memory was 5.0 GB in the beginning and 5.7 GB in the end (delta: 719.3 MB). Free memory was 2.6 GB in the beginning and 4.7 GB in the end (delta: -2.0 GB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 4.78 ms. Allocated memory is still 5.7 GB. Free memory is still 4.7 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (3 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * op1 + 1 and consists of 5 locations. One deterministic module has affine ranking function -2 * op2 + 1 and consists of 4 locations. One deterministic module has affine ranking function -2 * splverifierCounter + 5 and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 10.1s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 2.4s. Construction of modules took 0.1s. Büchi inclusion checks took 5.2s. 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: 22ms VariablesStem: 0 VariablesLoop: 1 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...