./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/product-lines/email_spec9_productSimulator.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/product-lines/email_spec9_productSimulator.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/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 2974b92a47eb831d208b12afe58e0122014ce615 ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 15:09:24,485 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 15:09:24,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 15:09:24,494 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 15:09:24,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 15:09:24,495 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 15:09:24,496 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 15:09:24,497 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 15:09:24,498 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 15:09:24,499 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 15:09:24,499 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 15:09:24,500 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 15:09:24,500 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 15:09:24,501 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 15:09:24,502 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 15:09:24,503 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 15:09:24,503 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 15:09:24,504 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 15:09:24,505 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 15:09:24,506 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 15:09:24,508 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 15:09:24,508 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 15:09:24,509 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 15:09:24,509 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 15:09:24,511 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 15:09:24,511 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 15:09:24,512 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 15:09:24,512 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 15:09:24,512 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 15:09:24,513 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 15:09:24,513 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 15:09:24,514 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 15:09:24,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 15:09:24,514 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 15:09:24,515 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 15:09:24,515 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 15:09:24,515 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 15:09:24,516 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 15:09:24,516 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 15:09:24,516 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 15:09:24,517 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 15:09:24,517 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-12-07 15:09:24,528 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 15:09:24,528 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 15:09:24,529 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 15:09:24,529 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 15:09:24,529 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 15:09:24,530 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-12-07 15:09:24,530 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-12-07 15:09:24,530 INFO L138 SettingsManager]: * Use old map elimination=false [2019-12-07 15:09:24,530 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-12-07 15:09:24,530 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-12-07 15:09:24,530 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-12-07 15:09:24,530 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 15:09:24,531 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 15:09:24,531 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 15:09:24,531 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 15:09:24,531 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 15:09:24,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 15:09:24,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-12-07 15:09:24,531 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-12-07 15:09:24,532 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-12-07 15:09:24,532 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 15:09:24,532 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 15:09:24,532 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-12-07 15:09:24,532 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 15:09:24,532 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-12-07 15:09:24,532 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 15:09:24,532 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 15:09:24,533 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-12-07 15:09:24,533 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 15:09:24,533 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 15:09:24,533 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 15:09:24,533 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-12-07 15:09:24,534 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-12-07 15:09:24,534 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_bd6e8fe7-b811-4996-92e9-a45d6dee8434/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 -> 2974b92a47eb831d208b12afe58e0122014ce615 [2019-12-07 15:09:24,630 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 15:09:24,637 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 15:09:24,640 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 15:09:24,641 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 15:09:24,641 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 15:09:24,641 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/../../sv-benchmarks/c/product-lines/email_spec9_productSimulator.cil.c [2019-12-07 15:09:24,679 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/data/dec6af34c/041a198c93084661bf65b3cdf432cad8/FLAG7e669c8d1 [2019-12-07 15:09:25,194 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 15:09:25,194 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/sv-benchmarks/c/product-lines/email_spec9_productSimulator.cil.c [2019-12-07 15:09:25,209 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/data/dec6af34c/041a198c93084661bf65b3cdf432cad8/FLAG7e669c8d1 [2019-12-07 15:09:25,712 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/data/dec6af34c/041a198c93084661bf65b3cdf432cad8 [2019-12-07 15:09:25,715 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 15:09:25,716 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 15:09:25,717 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 15:09:25,717 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 15:09:25,720 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 15:09:25,721 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:09:25" (1/1) ... [2019-12-07 15:09:25,723 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21fbae1b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:25, skipping insertion in model container [2019-12-07 15:09:25,723 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 03:09:25" (1/1) ... [2019-12-07 15:09:25,728 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 15:09:25,779 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 15:09:26,148 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:09:26,158 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 15:09:26,231 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 15:09:26,329 INFO L208 MainTranslator]: Completed translation [2019-12-07 15:09:26,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:26 WrapperNode [2019-12-07 15:09:26,330 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 15:09:26,330 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 15:09:26,330 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 15:09:26,331 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 15:09:26,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:26" (1/1) ... [2019-12-07 15:09:26,359 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:26" (1/1) ... [2019-12-07 15:09:28,247 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 15:09:28,248 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 15:09:28,248 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 15:09:28,248 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 15:09:28,257 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:26" (1/1) ... [2019-12-07 15:09:28,257 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:26" (1/1) ... [2019-12-07 15:09:28,431 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:26" (1/1) ... [2019-12-07 15:09:28,432 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:26" (1/1) ... [2019-12-07 15:09:28,914 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:26" (1/1) ... [2019-12-07 15:09:29,169 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:26" (1/1) ... [2019-12-07 15:09:29,554 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:26" (1/1) ... [2019-12-07 15:09:29,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 15:09:29,907 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 15:09:29,907 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 15:09:29,907 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 15:09:29,908 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:09:29,956 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-12-07 15:09:29,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 15:09:29,956 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-12-07 15:09:29,956 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 15:09:29,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 15:10:03,454 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 15:10:03,454 INFO L287 CfgBuilder]: Removed 35931 assume(true) statements. [2019-12-07 15:10:03,466 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:10:03 BoogieIcfgContainer [2019-12-07 15:10:03,466 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 15:10:03,467 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-12-07 15:10:03,467 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-12-07 15:10:03,469 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-12-07 15:10:03,470 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 15:10:03,470 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 03:09:25" (1/3) ... [2019-12-07 15:10:03,470 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@73991297 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 03:10:03, skipping insertion in model container [2019-12-07 15:10:03,470 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 15:10:03,471 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 03:09:26" (2/3) ... [2019-12-07 15:10:03,471 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@73991297 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 03:10:03, skipping insertion in model container [2019-12-07 15:10:03,471 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 15:10:03,471 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:10:03" (3/3) ... [2019-12-07 15:10:03,472 INFO L371 chiAutomizerObserver]: Analyzing ICFG email_spec9_productSimulator.cil.c [2019-12-07 15:10:03,500 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-12-07 15:10:03,500 INFO L357 BuchiCegarLoop]: Hoare is false [2019-12-07 15:10:03,500 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-12-07 15:10:03,500 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 15:10:03,500 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 15:10:03,500 INFO L361 BuchiCegarLoop]: Difference is false [2019-12-07 15:10:03,501 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 15:10:03,501 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-12-07 15:10:03,733 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34772 states. [2019-12-07 15:10:03,991 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2019-12-07 15:10:03,992 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 15:10:03,992 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 15:10:03,999 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:10:03,999 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:10:03,999 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-12-07 15:10:03,999 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 34772 states. [2019-12-07 15:10:04,137 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 270 [2019-12-07 15:10:04,137 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 15:10:04,137 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 15:10:04,139 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:10:04,139 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:10:04,144 INFO L794 eck$LassoCheckResult]: Stem: 3755#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(10);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(34);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(16);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(20);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(22);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(44);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(44);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(11);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(19);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string67.base, #t~string67.offset, 1);call write~init~int(100, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(10, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string70.base, #t~string70.offset, 1);call write~init~int(100, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(10, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 3 + #t~string70.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(30);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(9);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(21);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(30);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(9);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(21);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(30);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(9);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(25);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(30);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(9);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(25);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(17);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(17);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(13);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(17);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(10);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(12);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(10);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(18);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(16);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(21);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(13);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(16);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(25);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string162.base, #t~string162.offset, 1);call write~init~int(115, #t~string162.base, 1 + #t~string162.offset, 1);call write~init~int(10, #t~string162.base, 2 + #t~string162.offset, 1);call write~init~int(0, #t~string162.base, 3 + #t~string162.offset, 1);~__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;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~in_encrypted~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0; 12400#L-1true havoc main_#res;havoc main_#t~ret62, main_~retValue_acc~16, main_~tmp~14;havoc main_~retValue_acc~16;havoc main_~tmp~14;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 12470#L2128true havoc select_features_#t~ret123, select_features_#t~ret124, select_features_#t~ret125, select_features_#t~ret126, select_features_#t~ret127, select_features_#t~ret128, select_features_#t~ret129, select_features_#t~ret130;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 11562#L2101true select_features_#t~ret123 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret123;havoc select_features_#t~ret123;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 11557#L2101-1true select_features_#t~ret124 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret124;havoc select_features_#t~ret124;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 11556#L2101-2true select_features_#t~ret125 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret125;havoc select_features_#t~ret125;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 11558#L2101-3true select_features_#t~ret126 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret126;havoc select_features_#t~ret126;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 11559#L2101-4true select_features_#t~ret127 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret127;havoc select_features_#t~ret127;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 11561#L2101-5true select_features_#t~ret128 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret128;havoc select_features_#t~ret128;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 11560#L2101-6true select_features_#t~ret129 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret129;havoc select_features_#t~ret129;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 11555#L2101-7true select_features_#t~ret130 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret130;havoc select_features_#t~ret130; 12609#L2120true havoc valid_product_#res;havoc valid_product_~retValue_acc~21, valid_product_~tmp~20;havoc valid_product_~retValue_acc~21;havoc valid_product_~tmp~20; 12177#L2136true assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 12135#L2139true assume !(0 != ~__SELECTED_FEATURE_Decrypt~0);valid_product_~tmp~20 := 0; 12136#L2139-1true valid_product_~retValue_acc~21 := valid_product_~tmp~20;valid_product_#res := valid_product_~retValue_acc~21; 10429#L2196true main_#t~ret62 := valid_product_#res;main_~tmp~14 := main_#t~ret62;havoc main_#t~ret62; 10568#L1520true assume 0 != main_~tmp~14;havoc setup_#t~nondet57, setup_#t~nondet59, setup_#t~nondet61, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 11568#L1364true 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; 19888#L3465-2true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 19675#L3471-5true setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string56.base, #t~string56.offset;havoc setup_#t~nondet57;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 11554#L1402true 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; 19880#L3465-6true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 19667#L3471-11true setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string58.base, #t~string58.offset;havoc setup_#t~nondet59;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 12250#L1440true 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; 19883#L3465-10true assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 19607#L3471-17true setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset := #t~string60.base, #t~string60.offset;havoc setup_#t~nondet61; 10989#L1507true havoc test_#t~nondet0, test_#t~nondet1, test_#t~nondet2, test_#t~nondet3, test_#t~nondet4, test_#t~nondet5, test_#t~nondet6, test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, test_~op1~0, test_~op2~0, test_~op3~0, test_~op4~0, test_~op5~0, test_~op6~0, test_~op7~0, test_~op8~0, test_~op9~0, test_~op10~0, test_~op11~0, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0, test_~tmp___3~0, test_~tmp___4~0, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;havoc test_~tmp___3~0;havoc test_~tmp___4~0;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 3339#L291-1true [2019-12-07 15:10:04,144 INFO L796 eck$LassoCheckResult]: Loop: 3339#L291-1true assume !false; 10987#L100true assume test_~splverifierCounter~0 < 4; 10988#L101true test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 10616#L107true assume 0 == test_~op1~0;test_~tmp___9~0 := test_#t~nondet0;havoc test_#t~nondet0; 10567#L111true assume 0 != test_~tmp___9~0; 10583#L112true assume !(0 != ~__SELECTED_FEATURE_Keys~0); 10582#L112-1true test_~op1~0 := 1; 3339#L291-1true [2019-12-07 15:10:04,148 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:10:04,148 INFO L82 PathProgramCache]: Analyzing trace with hash -2102633898, now seen corresponding path program 1 times [2019-12-07 15:10:04,154 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:10:04,155 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2301099] [2019-12-07 15:10:04,155 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:10:04,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:10:04,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:10:04,376 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2301099] [2019-12-07 15:10:04,377 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:10:04,377 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-12-07 15:10:04,378 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [439071509] [2019-12-07 15:10:04,382 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-12-07 15:10:04,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:10:04,382 INFO L82 PathProgramCache]: Analyzing trace with hash 569592791, now seen corresponding path program 1 times [2019-12-07 15:10:04,383 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:10:04,383 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471630023] [2019-12-07 15:10:04,383 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:10:04,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:10:04,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:10:04,419 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 15:10:04,449 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 15:10:04,450 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 15:10:04,450 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 15:10:04,450 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 15:10:04,450 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 15:10:04,450 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:10:04,450 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 15:10:04,450 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 15:10:04,450 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_productSimulator.cil.c_Iteration1_Loop [2019-12-07 15:10:04,450 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 15:10:04,451 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 15:10:04,466 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:04,473 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:04,477 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:04,479 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:04,531 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 15:10:04,532 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:10:04,536 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 15:10:04,536 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:10:04,544 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 15:10:04,544 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 15:10:04,549 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 15:10:04,551 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 15:10:04,551 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 15:10:04,552 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 15:10:04,552 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 15:10:04,552 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 15:10:04,552 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:10:04,552 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 15:10:04,552 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 15:10:04,552 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_productSimulator.cil.c_Iteration1_Loop [2019-12-07 15:10:04,552 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 15:10:04,552 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 15:10:04,553 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:04,558 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:04,562 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:04,564 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:04,616 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 15:10:04,620 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:10:04,624 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 15:10:04,626 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:10:04,626 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:10:04,627 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:10:04,627 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:10:04,627 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:10:04,629 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:10:04,630 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:10:04,632 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 15:10:04,637 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-12-07 15:10:04,637 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_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:10:04,649 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 15:10:04,649 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-12-07 15:10:04,650 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 15:10:04,650 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op1~0) = -2*ULTIMATE.start_test_~op1~0 + 1 Supporting invariants [] [2019-12-07 15:10:04,655 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-12-07 15:10:04,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:10:04,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:10:04,820 INFO L264 TraceCheckSpWp]: Trace formula consists of 674 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 15:10:04,824 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:10:04,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:10:04,850 INFO L264 TraceCheckSpWp]: Trace formula consists of 15 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 15:10:04,851 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:10:04,868 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:10:04,879 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-12-07 15:10:04,880 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 34772 states. Second operand 4 states. [2019-12-07 15:10:07,218 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. [2019-12-07 15:10:07,219 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 5 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-12-07 15:10:07,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2019-12-07 15:10:07,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 166884 transitions. [2019-12-07 15:10:07,343 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 166884 transitions. Stem has 27 letters. Loop has 7 letters. [2019-12-07 15:10:07,344 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 15:10:07,344 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 166884 transitions. Stem has 34 letters. Loop has 7 letters. [2019-12-07 15:10:07,344 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 15:10:07,345 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 5 states and 166884 transitions. Stem has 27 letters. Loop has 14 letters. [2019-12-07 15:10:07,345 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 15:10:07,346 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 173231 states and 278304 transitions. [2019-12-07 15:10:07,807 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 435 [2019-12-07 15:10:07,818 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 173231 states to 990 states and 1812 transitions. [2019-12-07 15:10:07,819 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 501 [2019-12-07 15:10:07,820 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 502 [2019-12-07 15:10:07,820 INFO L73 IsDeterministic]: Start isDeterministic. Operand 990 states and 1812 transitions. [2019-12-07 15:10:07,821 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 15:10:07,821 INFO L688 BuchiCegarLoop]: Abstraction has 990 states and 1812 transitions. [2019-12-07 15:10:07,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states and 1812 transitions. [2019-12-07 15:10:07,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 555. [2019-12-07 15:10:07,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 555 states. [2019-12-07 15:10:07,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1011 transitions. [2019-12-07 15:10:07,862 INFO L711 BuchiCegarLoop]: Abstraction has 555 states and 1011 transitions. [2019-12-07 15:10:07,862 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 15:10:07,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 15:10:07,865 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 15:10:07,866 INFO L87 Difference]: Start difference. First operand 555 states and 1011 transitions. Second operand 5 states. [2019-12-07 15:10:07,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:10:07,917 INFO L93 Difference]: Finished difference Result 558 states and 1013 transitions. [2019-12-07 15:10:07,917 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 15:10:07,918 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 558 states and 1013 transitions. [2019-12-07 15:10:07,919 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2019-12-07 15:10:07,924 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 558 states to 555 states and 1004 transitions. [2019-12-07 15:10:07,924 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 284 [2019-12-07 15:10:07,925 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 284 [2019-12-07 15:10:07,925 INFO L73 IsDeterministic]: Start isDeterministic. Operand 555 states and 1004 transitions. [2019-12-07 15:10:07,927 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 15:10:07,927 INFO L688 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2019-12-07 15:10:07,928 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 555 states and 1004 transitions. [2019-12-07 15:10:07,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 555 to 555. [2019-12-07 15:10:07,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 555 states. [2019-12-07 15:10:07,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 555 states and 1004 transitions. [2019-12-07 15:10:07,939 INFO L711 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2019-12-07 15:10:07,939 INFO L591 BuchiCegarLoop]: Abstraction has 555 states and 1004 transitions. [2019-12-07 15:10:07,940 INFO L424 BuchiCegarLoop]: ======== Iteration 2============ [2019-12-07 15:10:07,940 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 555 states and 1004 transitions. [2019-12-07 15:10:07,941 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 218 [2019-12-07 15:10:07,941 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 15:10:07,941 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 15:10:07,942 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:10:07,943 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:10:07,943 INFO L794 eck$LassoCheckResult]: Stem: 209623#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(10);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(34);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(16);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(20);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(22);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(44);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(44);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(11);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(19);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string67.base, #t~string67.offset, 1);call write~init~int(100, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(10, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string70.base, #t~string70.offset, 1);call write~init~int(100, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(10, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 3 + #t~string70.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(30);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(9);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(21);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(30);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(9);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(21);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(30);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(9);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(25);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(30);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(9);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(25);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(17);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(17);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(13);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(17);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(10);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(12);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(10);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(18);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(16);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(21);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(13);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(16);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(25);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string162.base, #t~string162.offset, 1);call write~init~int(115, #t~string162.base, 1 + #t~string162.offset, 1);call write~init~int(10, #t~string162.base, 2 + #t~string162.offset, 1);call write~init~int(0, #t~string162.base, 3 + #t~string162.offset, 1);~__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;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~in_encrypted~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0; 209312#L-1 havoc main_#res;havoc main_#t~ret62, main_~retValue_acc~16, main_~tmp~14;havoc main_~retValue_acc~16;havoc main_~tmp~14;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 209313#L2128 havoc select_features_#t~ret123, select_features_#t~ret124, select_features_#t~ret125, select_features_#t~ret126, select_features_#t~ret127, select_features_#t~ret128, select_features_#t~ret129, select_features_#t~ret130;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 209494#L2101 select_features_#t~ret123 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret123;havoc select_features_#t~ret123;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 209470#L2101-1 select_features_#t~ret124 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret124;havoc select_features_#t~ret124;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 209464#L2101-2 select_features_#t~ret125 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret125;havoc select_features_#t~ret125;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 209465#L2101-3 select_features_#t~ret126 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret126;havoc select_features_#t~ret126;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 209475#L2101-4 select_features_#t~ret127 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret127;havoc select_features_#t~ret127;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 209484#L2101-5 select_features_#t~ret128 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret128;havoc select_features_#t~ret128;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 209485#L2101-6 select_features_#t~ret129 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret129;havoc select_features_#t~ret129;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 209450#L2101-7 select_features_#t~ret130 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret130;havoc select_features_#t~ret130; 209451#L2120 havoc valid_product_#res;havoc valid_product_~retValue_acc~21, valid_product_~tmp~20;havoc valid_product_~retValue_acc~21;havoc valid_product_~tmp~20; 209589#L2136 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 209436#L2140 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 209437#L2145 assume 0 == ~__SELECTED_FEATURE_Encrypt~0; 209492#L2150 assume 0 == ~__SELECTED_FEATURE_Sign~0; 209724#L2155 assume 0 == ~__SELECTED_FEATURE_Verify~0; 209755#L2160 assume 0 == ~__SELECTED_FEATURE_Sign~0; 209725#L2165 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~20 := 1; 209726#L2139-1 valid_product_~retValue_acc~21 := valid_product_~tmp~20;valid_product_#res := valid_product_~retValue_acc~21; 209693#L2196 main_#t~ret62 := valid_product_#res;main_~tmp~14 := main_#t~ret62;havoc main_#t~ret62; 209694#L1520 assume 0 != main_~tmp~14;havoc setup_#t~nondet57, setup_#t~nondet59, setup_#t~nondet61, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 209316#L1364 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; 209317#L3465-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209656#L3471-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string56.base, #t~string56.offset;havoc setup_#t~nondet57;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 209486#L1402 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; 209487#L3465-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209651#L3471-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string58.base, #t~string58.offset;havoc setup_#t~nondet59;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 209769#L1440 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; 209785#L3465-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 209501#L3471-17 setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset := #t~string60.base, #t~string60.offset;havoc setup_#t~nondet61; 209374#L1507 havoc test_#t~nondet0, test_#t~nondet1, test_#t~nondet2, test_#t~nondet3, test_#t~nondet4, test_#t~nondet5, test_#t~nondet6, test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, test_~op1~0, test_~op2~0, test_~op3~0, test_~op4~0, test_~op5~0, test_~op6~0, test_~op7~0, test_~op8~0, test_~op9~0, test_~op10~0, test_~op11~0, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0, test_~tmp___3~0, test_~tmp___4~0, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;havoc test_~tmp___3~0;havoc test_~tmp___4~0;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 209375#L291-1 assume !false; 209704#L100 [2019-12-07 15:10:07,943 INFO L796 eck$LassoCheckResult]: Loop: 209704#L100 assume test_~splverifierCounter~0 < 4; 209758#L101 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 209803#L107 assume !(0 == test_~op1~0); 209742#L124 assume 0 == test_~op2~0;test_~tmp___8~0 := test_#t~nondet1;havoc test_#t~nondet1; 209779#L129 assume 0 != test_~tmp___8~0; 209504#L130 assume !(0 != ~__SELECTED_FEATURE_AutoResponder~0); 209502#L130-1 test_~op2~0 := 1; 209279#L291-1 assume !false; 209704#L100 [2019-12-07 15:10:07,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:10:07,943 INFO L82 PathProgramCache]: Analyzing trace with hash 507241003, now seen corresponding path program 1 times [2019-12-07 15:10:07,944 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:10:07,944 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992886992] [2019-12-07 15:10:07,944 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:10:07,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:10:08,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:10:08,019 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992886992] [2019-12-07 15:10:08,019 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:10:08,019 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 15:10:08,019 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [189335289] [2019-12-07 15:10:08,019 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-12-07 15:10:08,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:10:08,020 INFO L82 PathProgramCache]: Analyzing trace with hash 1422577527, now seen corresponding path program 1 times [2019-12-07 15:10:08,020 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:10:08,020 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1639636839] [2019-12-07 15:10:08,020 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:10:08,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:10:08,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:10:08,034 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 15:10:08,056 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 15:10:08,057 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 15:10:08,057 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 15:10:08,057 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 15:10:08,057 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 15:10:08,057 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:10:08,057 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 15:10:08,057 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 15:10:08,057 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_productSimulator.cil.c_Iteration2_Loop [2019-12-07 15:10:08,057 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 15:10:08,057 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 15:10:08,058 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:08,062 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:08,064 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:08,066 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:08,070 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:08,125 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 15:10:08,125 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:10:08,128 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 15:10:08,128 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:10:08,136 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 15:10:08,136 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 15:10:08,140 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 15:10:08,142 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 15:10:08,142 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 15:10:08,143 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 15:10:08,143 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 15:10:08,143 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 15:10:08,143 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:10:08,143 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 15:10:08,143 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 15:10:08,143 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_productSimulator.cil.c_Iteration2_Loop [2019-12-07 15:10:08,143 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 15:10:08,143 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 15:10:08,144 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:08,149 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:08,154 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:08,156 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:08,158 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:08,215 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 15:10:08,216 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:10:08,219 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 15:10:08,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:10:08,220 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:10:08,221 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:10:08,221 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:10:08,221 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:10:08,222 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:10:08,222 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:10:08,224 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 15:10:08,228 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-12-07 15:10:08,228 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_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:10:08,231 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 15:10:08,231 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-12-07 15:10:08,232 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 15:10:08,232 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~op2~0) = -2*ULTIMATE.start_test_~op2~0 + 1 Supporting invariants [] [2019-12-07 15:10:08,234 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-12-07 15:10:08,245 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:10:08,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:10:08,352 INFO L264 TraceCheckSpWp]: Trace formula consists of 685 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 15:10:08,355 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:10:08,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:10:08,381 INFO L264 TraceCheckSpWp]: Trace formula consists of 16 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 15:10:08,381 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:10:08,398 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:10:08,398 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 3 loop predicates [2019-12-07 15:10:08,398 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 555 states and 1004 transitions. cyclomatic complexity: 451 Second operand 5 states. [2019-12-07 15:10:08,492 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 555 states and 1004 transitions. cyclomatic complexity: 451. Second operand 5 states. Result 2006 states and 3673 transitions. Complement of second has 6 states. [2019-12-07 15:10:08,493 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 4 states 1 stem states 2 non-accepting loop states 1 accepting loop states [2019-12-07 15:10:08,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5 states. [2019-12-07 15:10:08,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 1089 transitions. [2019-12-07 15:10:08,494 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 8 letters. [2019-12-07 15:10:08,494 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 15:10:08,494 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 41 letters. Loop has 8 letters. [2019-12-07 15:10:08,495 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 15:10:08,495 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 4 states and 1089 transitions. Stem has 33 letters. Loop has 16 letters. [2019-12-07 15:10:08,495 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 15:10:08,495 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2006 states and 3673 transitions. [2019-12-07 15:10:08,499 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 425 [2019-12-07 15:10:08,510 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2006 states to 1996 states and 3655 transitions. [2019-12-07 15:10:08,510 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 494 [2019-12-07 15:10:08,510 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 496 [2019-12-07 15:10:08,510 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1996 states and 3655 transitions. [2019-12-07 15:10:08,511 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 15:10:08,511 INFO L688 BuchiCegarLoop]: Abstraction has 1996 states and 3655 transitions. [2019-12-07 15:10:08,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1996 states and 3655 transitions. [2019-12-07 15:10:08,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1996 to 1039. [2019-12-07 15:10:08,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1039 states. [2019-12-07 15:10:08,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1894 transitions. [2019-12-07 15:10:08,528 INFO L711 BuchiCegarLoop]: Abstraction has 1039 states and 1894 transitions. [2019-12-07 15:10:08,528 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 15:10:08,529 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 15:10:08,529 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 15:10:08,529 INFO L87 Difference]: Start difference. First operand 1039 states and 1894 transitions. Second operand 3 states. [2019-12-07 15:10:08,620 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:10:08,620 INFO L93 Difference]: Finished difference Result 1039 states and 1892 transitions. [2019-12-07 15:10:08,621 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 15:10:08,621 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 1039 states and 1892 transitions. [2019-12-07 15:10:08,624 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2019-12-07 15:10:08,631 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 1039 states to 1039 states and 1892 transitions. [2019-12-07 15:10:08,632 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 281 [2019-12-07 15:10:08,632 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 281 [2019-12-07 15:10:08,632 INFO L73 IsDeterministic]: Start isDeterministic. Operand 1039 states and 1892 transitions. [2019-12-07 15:10:08,632 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is not deterministic. [2019-12-07 15:10:08,633 INFO L688 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2019-12-07 15:10:08,634 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1039 states and 1892 transitions. [2019-12-07 15:10:08,647 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1039 to 1039. [2019-12-07 15:10:08,648 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1039 states. [2019-12-07 15:10:08,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 1039 states and 1892 transitions. [2019-12-07 15:10:08,650 INFO L711 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2019-12-07 15:10:08,650 INFO L591 BuchiCegarLoop]: Abstraction has 1039 states and 1892 transitions. [2019-12-07 15:10:08,650 INFO L424 BuchiCegarLoop]: ======== Iteration 3============ [2019-12-07 15:10:08,650 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 1039 states and 1892 transitions. [2019-12-07 15:10:08,652 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 213 [2019-12-07 15:10:08,652 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 15:10:08,652 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 15:10:08,653 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:10:08,654 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 15:10:08,654 INFO L794 eck$LassoCheckResult]: Stem: 214403#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(10);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(34);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string25.base, #t~string25.offset := #Ultimate.allocOnStack(16);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(20);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(22);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(44);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(44);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(11);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(19);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string67.base, #t~string67.offset, 1);call write~init~int(100, #t~string67.base, 1 + #t~string67.offset, 1);call write~init~int(10, #t~string67.base, 2 + #t~string67.offset, 1);call write~init~int(0, #t~string67.base, 3 + #t~string67.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string70.base, #t~string70.offset, 1);call write~init~int(100, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(10, #t~string70.base, 2 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 3 + #t~string70.offset, 1);call #t~string95.base, #t~string95.offset := #Ultimate.allocOnStack(30);call #t~string96.base, #t~string96.offset := #Ultimate.allocOnStack(9);call #t~string97.base, #t~string97.offset := #Ultimate.allocOnStack(21);call #t~string98.base, #t~string98.offset := #Ultimate.allocOnStack(30);call #t~string99.base, #t~string99.offset := #Ultimate.allocOnStack(9);call #t~string100.base, #t~string100.offset := #Ultimate.allocOnStack(21);call #t~string104.base, #t~string104.offset := #Ultimate.allocOnStack(30);call #t~string105.base, #t~string105.offset := #Ultimate.allocOnStack(9);call #t~string106.base, #t~string106.offset := #Ultimate.allocOnStack(25);call #t~string107.base, #t~string107.offset := #Ultimate.allocOnStack(30);call #t~string108.base, #t~string108.offset := #Ultimate.allocOnStack(9);call #t~string109.base, #t~string109.offset := #Ultimate.allocOnStack(25);call #t~string112.base, #t~string112.offset := #Ultimate.allocOnStack(17);call #t~string115.base, #t~string115.offset := #Ultimate.allocOnStack(17);call #t~string117.base, #t~string117.offset := #Ultimate.allocOnStack(13);call #t~string119.base, #t~string119.offset := #Ultimate.allocOnStack(17);call #t~string132.base, #t~string132.offset := #Ultimate.allocOnStack(10);call #t~string135.base, #t~string135.offset := #Ultimate.allocOnStack(12);call #t~string138.base, #t~string138.offset := #Ultimate.allocOnStack(10);call #t~string141.base, #t~string141.offset := #Ultimate.allocOnStack(18);call #t~string144.base, #t~string144.offset := #Ultimate.allocOnStack(16);call #t~string147.base, #t~string147.offset := #Ultimate.allocOnStack(21);call #t~string150.base, #t~string150.offset := #Ultimate.allocOnStack(13);call #t~string153.base, #t~string153.offset := #Ultimate.allocOnStack(16);call #t~string156.base, #t~string156.offset := #Ultimate.allocOnStack(25);call #t~string162.base, #t~string162.offset := #Ultimate.allocOnStack(4);call write~init~int(37, #t~string162.base, #t~string162.offset, 1);call write~init~int(115, #t~string162.base, 1 + #t~string162.offset, 1);call write~init~int(10, #t~string162.base, 2 + #t~string162.offset, 1);call write~init~int(0, #t~string162.base, 3 + #t~string162.offset, 1);~__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;~__ste_Email_counter~0 := 0;~__ste_email_id0~0 := 0;~__ste_email_id1~0 := 0;~__ste_email_from0~0 := 0;~__ste_email_from1~0 := 0;~__ste_email_to0~0 := 0;~__ste_email_to1~0 := 0;~__ste_email_subject0~0.base, ~__ste_email_subject0~0.offset := 0, 0;~__ste_email_subject1~0.base, ~__ste_email_subject1~0.offset := 0, 0;~__ste_email_body0~0.base, ~__ste_email_body0~0.offset := 0, 0;~__ste_email_body1~0.base, ~__ste_email_body1~0.offset := 0, 0;~__ste_email_isEncrypted0~0 := 0;~__ste_email_isEncrypted1~0 := 0;~__ste_email_encryptionKey0~0 := 0;~__ste_email_encryptionKey1~0 := 0;~__ste_email_isSigned0~0 := 0;~__ste_email_isSigned1~0 := 0;~__ste_email_signKey0~0 := 0;~__ste_email_signKey1~0 := 0;~__ste_email_isSignatureVerified0~0 := 0;~__ste_email_isSignatureVerified1~0 := 0;~queue_empty~0 := 1;~queued_message~0 := 0;~queued_client~0 := 0;~bob~0 := 0;~rjh~0 := 0;~chuck~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~in_encrypted~0 := 0;~__ste_Client_counter~0 := 0;~__ste_client_name0~0.base, ~__ste_client_name0~0.offset := 0, 0;~__ste_client_name1~0.base, ~__ste_client_name1~0.offset := 0, 0;~__ste_client_name2~0.base, ~__ste_client_name2~0.offset := 0, 0;~__ste_client_outbuffer0~0 := 0;~__ste_client_outbuffer1~0 := 0;~__ste_client_outbuffer2~0 := 0;~__ste_client_outbuffer3~0 := 0;~__ste_ClientAddressBook_size0~0 := 0;~__ste_ClientAddressBook_size1~0 := 0;~__ste_ClientAddressBook_size2~0 := 0;~__ste_Client_AddressBook0_Alias0~0 := 0;~__ste_Client_AddressBook0_Alias1~0 := 0;~__ste_Client_AddressBook0_Alias2~0 := 0;~__ste_Client_AddressBook1_Alias0~0 := 0;~__ste_Client_AddressBook1_Alias1~0 := 0;~__ste_Client_AddressBook1_Alias2~0 := 0;~__ste_Client_AddressBook2_Alias0~0 := 0;~__ste_Client_AddressBook2_Alias1~0 := 0;~__ste_Client_AddressBook2_Alias2~0 := 0;~__ste_Client_AddressBook0_Address0~0 := 0;~__ste_Client_AddressBook0_Address1~0 := 0;~__ste_Client_AddressBook0_Address2~0 := 0;~__ste_Client_AddressBook1_Address0~0 := 0;~__ste_Client_AddressBook1_Address1~0 := 0;~__ste_Client_AddressBook1_Address2~0 := 0;~__ste_Client_AddressBook2_Address0~0 := 0;~__ste_Client_AddressBook2_Address1~0 := 0;~__ste_Client_AddressBook2_Address2~0 := 0;~__ste_client_autoResponse0~0 := 0;~__ste_client_autoResponse1~0 := 0;~__ste_client_autoResponse2~0 := 0;~__ste_client_privateKey0~0 := 0;~__ste_client_privateKey1~0 := 0;~__ste_client_privateKey2~0 := 0;~__ste_ClientKeyring_size0~0 := 0;~__ste_ClientKeyring_size1~0 := 0;~__ste_ClientKeyring_size2~0 := 0;~__ste_Client_Keyring0_User0~0 := 0;~__ste_Client_Keyring0_User1~0 := 0;~__ste_Client_Keyring0_User2~0 := 0;~__ste_Client_Keyring1_User0~0 := 0;~__ste_Client_Keyring1_User1~0 := 0;~__ste_Client_Keyring1_User2~0 := 0;~__ste_Client_Keyring2_User0~0 := 0;~__ste_Client_Keyring2_User1~0 := 0;~__ste_Client_Keyring2_User2~0 := 0;~__ste_Client_Keyring0_PublicKey0~0 := 0;~__ste_Client_Keyring0_PublicKey1~0 := 0;~__ste_Client_Keyring0_PublicKey2~0 := 0;~__ste_Client_Keyring1_PublicKey0~0 := 0;~__ste_Client_Keyring1_PublicKey1~0 := 0;~__ste_Client_Keyring1_PublicKey2~0 := 0;~__ste_Client_Keyring2_PublicKey0~0 := 0;~__ste_Client_Keyring2_PublicKey1~0 := 0;~__ste_Client_Keyring2_PublicKey2~0 := 0;~__ste_client_forwardReceiver0~0 := 0;~__ste_client_forwardReceiver1~0 := 0;~__ste_client_forwardReceiver2~0 := 0;~__ste_client_forwardReceiver3~0 := 0;~__ste_client_idCounter0~0 := 0;~__ste_client_idCounter1~0 := 0;~__ste_client_idCounter2~0 := 0; 214089#L-1 havoc main_#res;havoc main_#t~ret62, main_~retValue_acc~16, main_~tmp~14;havoc main_~retValue_acc~16;havoc main_~tmp~14;~__GUIDSL_ROOT_PRODUCTION~0 := 1; 214090#L2128 havoc select_features_#t~ret123, select_features_#t~ret124, select_features_#t~ret125, select_features_#t~ret126, select_features_#t~ret127, select_features_#t~ret128, select_features_#t~ret129, select_features_#t~ret130;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 214281#L2101 select_features_#t~ret123 := select_one_#res;~__SELECTED_FEATURE_Base~0 := select_features_#t~ret123;havoc select_features_#t~ret123;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 214258#L2101-1 select_features_#t~ret124 := select_one_#res;~__SELECTED_FEATURE_Keys~0 := select_features_#t~ret124;havoc select_features_#t~ret124;~__SELECTED_FEATURE_Encrypt~0 := 1;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 214252#L2101-2 select_features_#t~ret125 := select_one_#res;~__SELECTED_FEATURE_AutoResponder~0 := select_features_#t~ret125;havoc select_features_#t~ret125;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 214253#L2101-3 select_features_#t~ret126 := select_one_#res;~__SELECTED_FEATURE_AddressBook~0 := select_features_#t~ret126;havoc select_features_#t~ret126;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 214263#L2101-4 select_features_#t~ret127 := select_one_#res;~__SELECTED_FEATURE_Sign~0 := select_features_#t~ret127;havoc select_features_#t~ret127;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 214272#L2101-5 select_features_#t~ret128 := select_one_#res;~__SELECTED_FEATURE_Forward~0 := select_features_#t~ret128;havoc select_features_#t~ret128;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 214273#L2101-6 select_features_#t~ret129 := select_one_#res;~__SELECTED_FEATURE_Verify~0 := select_features_#t~ret129;havoc select_features_#t~ret129;havoc select_one_#res;havoc select_one_#t~nondet122, select_one_~retValue_acc~20, select_one_~choice~0;havoc select_one_~retValue_acc~20;select_one_~choice~0 := select_one_#t~nondet122;havoc select_one_#t~nondet122;select_one_~retValue_acc~20 := select_one_~choice~0;select_one_#res := select_one_~retValue_acc~20; 214238#L2101-7 select_features_#t~ret130 := select_one_#res;~__SELECTED_FEATURE_Decrypt~0 := select_features_#t~ret130;havoc select_features_#t~ret130; 214239#L2120 havoc valid_product_#res;havoc valid_product_~retValue_acc~21, valid_product_~tmp~20;havoc valid_product_~retValue_acc~21;havoc valid_product_~tmp~20; 214375#L2136 assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 214376#L2139 assume 0 != ~__SELECTED_FEATURE_Decrypt~0; 214224#L2140 assume 0 == ~__SELECTED_FEATURE_Decrypt~0; 214225#L2145 assume !(0 == ~__SELECTED_FEATURE_Encrypt~0); 214280#L2149 assume 0 != ~__SELECTED_FEATURE_Keys~0; 214577#L2150 assume 0 == ~__SELECTED_FEATURE_Sign~0; 214509#L2155 assume 0 == ~__SELECTED_FEATURE_Verify~0; 214539#L2160 assume 0 == ~__SELECTED_FEATURE_Sign~0; 214510#L2165 assume 0 != ~__SELECTED_FEATURE_Base~0;valid_product_~tmp~20 := 1; 214511#L2139-1 valid_product_~retValue_acc~21 := valid_product_~tmp~20;valid_product_#res := valid_product_~retValue_acc~21; 214479#L2196 main_#t~ret62 := valid_product_#res;main_~tmp~14 := main_#t~ret62;havoc main_#t~ret62; 214480#L1520 assume 0 != main_~tmp~14;havoc setup_#t~nondet57, setup_#t~nondet59, setup_#t~nondet61, setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset, setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset, setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset;havoc setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset;havoc setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset;havoc setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset;~bob~0 := 1;setup_bob_#in~bob___0 := ~bob~0;havoc setup_bob_~bob___0;setup_bob_~bob___0 := setup_bob_#in~bob___0; 214100#L1364 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; 214101#L3465-2 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214443#L3471-5 setup_~__cil_tmp1~0.base, setup_~__cil_tmp1~0.offset := #t~string56.base, #t~string56.offset;havoc setup_#t~nondet57;~rjh~0 := 2;setup_rjh_#in~rjh___0 := ~rjh~0;havoc setup_rjh_~rjh___0;setup_rjh_~rjh___0 := setup_rjh_#in~rjh___0; 214274#L1402 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; 214275#L3465-6 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214438#L3471-11 setup_~__cil_tmp2~0.base, setup_~__cil_tmp2~0.offset := #t~string58.base, #t~string58.offset;havoc setup_#t~nondet59;~chuck~0 := 3;setup_chuck_#in~chuck___0 := ~chuck~0;havoc setup_chuck_~chuck___0;setup_chuck_~chuck___0 := setup_chuck_#in~chuck___0; 214555#L1440 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; 214570#L3465-10 assume 1 == setClientId_~handle;~__ste_client_idCounter0~0 := setClientId_~value; 214288#L3471-17 setup_~__cil_tmp3~2.base, setup_~__cil_tmp3~2.offset := #t~string60.base, #t~string60.offset;havoc setup_#t~nondet61; 214156#L1507 havoc test_#t~nondet0, test_#t~nondet1, test_#t~nondet2, test_#t~nondet3, test_#t~nondet4, test_#t~nondet5, test_#t~nondet6, test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, test_~op1~0, test_~op2~0, test_~op3~0, test_~op4~0, test_~op5~0, test_~op6~0, test_~op7~0, test_~op8~0, test_~op9~0, test_~op10~0, test_~op11~0, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0, test_~tmp___3~0, test_~tmp___4~0, test_~tmp___5~0, test_~tmp___6~0, test_~tmp___7~0, test_~tmp___8~0, test_~tmp___9~0;havoc test_~op1~0;havoc test_~op2~0;havoc test_~op3~0;havoc test_~op4~0;havoc test_~op5~0;havoc test_~op6~0;havoc test_~op7~0;havoc test_~op8~0;havoc test_~op9~0;havoc test_~op10~0;havoc test_~op11~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;havoc test_~tmp___3~0;havoc test_~tmp___4~0;havoc test_~tmp___5~0;havoc test_~tmp___6~0;havoc test_~tmp___7~0;havoc test_~tmp___8~0;havoc test_~tmp___9~0;test_~op1~0 := 0;test_~op2~0 := 0;test_~op3~0 := 0;test_~op4~0 := 0;test_~op5~0 := 0;test_~op6~0 := 0;test_~op7~0 := 0;test_~op8~0 := 0;test_~op9~0 := 0;test_~op10~0 := 0;test_~op11~0 := 0;test_~splverifierCounter~0 := 0; 214157#L291-1 assume !false; 214658#L100 assume test_~splverifierCounter~0 < 4; 214595#L101 [2019-12-07 15:10:08,654 INFO L796 eck$LassoCheckResult]: Loop: 214595#L101 test_~splverifierCounter~0 := 1 + test_~splverifierCounter~0; 214591#L107 assume !(0 == test_~op1~0); 214527#L124 assume !(0 == test_~op2~0); 214138#L142 assume 0 == test_~op3~0;test_~tmp___7~0 := test_#t~nondet2;havoc test_#t~nondet2; 214139#L147 assume 0 != test_~tmp___7~0; 214196#L148 assume !(0 != ~__SELECTED_FEATURE_Keys~0); 214397#L148-1 test_~op3~0 := 1; 214065#L291-1 assume !false; 214489#L100 assume test_~splverifierCounter~0 < 4; 214595#L101 [2019-12-07 15:10:08,654 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:10:08,654 INFO L82 PathProgramCache]: Analyzing trace with hash -307546040, now seen corresponding path program 1 times [2019-12-07 15:10:08,654 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:10:08,654 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [20207099] [2019-12-07 15:10:08,655 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:10:08,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:10:08,698 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:10:08,698 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [20207099] [2019-12-07 15:10:08,698 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-12-07 15:10:08,698 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-12-07 15:10:08,698 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398923219] [2019-12-07 15:10:08,698 INFO L799 eck$LassoCheckResult]: stem already infeasible [2019-12-07 15:10:08,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:10:08,699 INFO L82 PathProgramCache]: Analyzing trace with hash -986478044, now seen corresponding path program 1 times [2019-12-07 15:10:08,699 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 15:10:08,699 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638689786] [2019-12-07 15:10:08,699 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 15:10:08,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:10:08,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 15:10:08,710 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 15:10:08,735 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 15:10:08,735 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 15:10:08,735 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 15:10:08,735 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 15:10:08,735 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 15:10:08,735 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:10:08,735 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 15:10:08,735 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 15:10:08,735 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_productSimulator.cil.c_Iteration3_Loop [2019-12-07 15:10:08,735 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 15:10:08,735 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 15:10:08,736 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:08,738 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:08,742 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:08,744 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:08,748 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:08,750 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:08,811 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 15:10:08,812 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:10:08,815 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 15:10:08,815 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 15:10:08,819 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 15:10:08,819 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_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:10:08,824 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 15:10:08,824 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 15:10:08,829 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 15:10:08,829 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_test_#t~nondet2=-1, ULTIMATE.start_test_~tmp___7~0=-1} Honda state: {ULTIMATE.start_test_#t~nondet2=-1, ULTIMATE.start_test_~tmp___7~0=-1} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:10:08,834 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 15:10:08,834 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 15:10:08,838 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 15:10:08,839 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_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:10:08,844 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 15:10:08,844 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:10:08,853 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 15:10:08,853 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 15:10:08,930 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 15:10:08,932 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 15:10:08,932 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 15:10:08,932 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 15:10:08,932 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 15:10:08,932 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 15:10:08,932 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:10:08,932 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 15:10:08,933 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 15:10:08,933 INFO L133 ssoRankerPreferences]: Filename of dumped script: email_spec9_productSimulator.cil.c_Iteration3_Loop [2019-12-07 15:10:08,933 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 15:10:08,933 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 15:10:08,934 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:08,936 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:08,939 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:08,943 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:08,945 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:08,949 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 15:10:09,009 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 15:10:09,010 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:10:09,013 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 15:10:09,015 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:10:09,015 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:10:09,015 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:10:09,015 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:10:09,015 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:10:09,016 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:10:09,016 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:10:09,017 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:10:09,021 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 15:10:09,022 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:10:09,023 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:10:09,023 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:10:09,023 INFO L204 nArgumentSynthesizer]: 2 loop disjuncts [2019-12-07 15:10:09,023 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:10:09,024 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 15:10:09,024 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:10:09,025 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:10:09,029 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 15:10:09,031 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 15:10:09,031 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 15:10:09,031 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 15:10:09,031 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 15:10:09,031 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 15:10:09,032 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 15:10:09,032 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 15:10:09,034 INFO L420 nArgumentSynthesizer]: Found a termination argument, trying to simplify. [2019-12-07 15:10:09,036 INFO L443 ModelExtractionUtils]: Simplification made 3 calls to the SMT solver. [2019-12-07 15:10:09,036 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_bd6e8fe7-b811-4996-92e9-a45d6dee8434/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 15:10:09,040 INFO L435 nArgumentSynthesizer]: Simplifying supporting invariants... [2019-12-07 15:10:09,041 INFO L438 nArgumentSynthesizer]: Removed 0 redundant supporting invariants from a total of 0. [2019-12-07 15:10:09,041 INFO L510 LassoAnalysis]: Proved termination. [2019-12-07 15:10:09,041 INFO L512 LassoAnalysis]: Termination argument consisting of: Ranking function f(ULTIMATE.start_test_~splverifierCounter~0) = -2*ULTIMATE.start_test_~splverifierCounter~0 + 5 Supporting invariants [] [2019-12-07 15:10:09,042 INFO L297 tatePredicateManager]: 0 out of 0 supporting invariants were superfluous and have been removed [2019-12-07 15:10:09,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 15:10:09,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:10:09,153 INFO L264 TraceCheckSpWp]: Trace formula consists of 686 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 15:10:09,155 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:10:09,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 15:10:09,174 INFO L264 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 15:10:09,174 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 15:10:09,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 15:10:09,182 INFO L152 lantAutomatonBouncer]: Defining deterministic Buchi interpolant automaton with honda bouncer for stem and without honda bouncer for loop.1 stem predicates 2 loop predicates [2019-12-07 15:10:09,182 INFO L72 iDifferenceNCSBLazy3]: Start buchiDifferenceNCSBLazy3. First operand 1039 states and 1892 transitions. cyclomatic complexity: 857 Second operand 3 states. [2019-12-07 15:10:09,254 INFO L76 iDifferenceNCSBLazy3]: Finished buchiDifferenceNCSBLazy3. First operand 1039 states and 1892 transitions. cyclomatic complexity: 857. Second operand 3 states. Result 2228 states and 4083 transitions. Complement of second has 4 states. [2019-12-07 15:10:09,254 INFO L142 InterpolantAutomaton]: Switched to read-only mode: Buchi interpolant automaton has 3 states 1 stem states 1 non-accepting loop states 1 accepting loop states [2019-12-07 15:10:09,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2019-12-07 15:10:09,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 599 transitions. [2019-12-07 15:10:09,256 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 9 letters. [2019-12-07 15:10:09,256 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 15:10:09,256 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 45 letters. Loop has 9 letters. [2019-12-07 15:10:09,256 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 15:10:09,257 INFO L84 BuchiAccepts]: Start buchiAccepts Operand 3 states and 599 transitions. Stem has 36 letters. Loop has 18 letters. [2019-12-07 15:10:09,257 INFO L116 BuchiAccepts]: Finished buchiAccepts. [2019-12-07 15:10:09,257 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 2228 states and 4083 transitions. [2019-12-07 15:10:09,264 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-12-07 15:10:09,264 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 2228 states to 0 states and 0 transitions. [2019-12-07 15:10:09,264 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-12-07 15:10:09,264 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-12-07 15:10:09,264 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-12-07 15:10:09,264 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 15:10:09,265 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 15:10:09,265 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 15:10:09,265 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-12-07 15:10:09,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 15:10:09,265 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 15:10:09,265 INFO L87 Difference]: Start difference. First operand 0 states and 0 transitions. Second operand 3 states. [2019-12-07 15:10:09,265 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 15:10:09,265 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2019-12-07 15:10:09,265 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 15:10:09,266 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 0 states and 0 transitions. [2019-12-07 15:10:09,266 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-12-07 15:10:09,266 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 15:10:09,266 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 0 [2019-12-07 15:10:09,266 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 0 [2019-12-07 15:10:09,266 INFO L73 IsDeterministic]: Start isDeterministic. Operand 0 states and 0 transitions. [2019-12-07 15:10:09,266 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2019-12-07 15:10:09,266 INFO L688 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 15:10:09,266 INFO L711 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 15:10:09,266 INFO L591 BuchiCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 15:10:09,266 INFO L424 BuchiCegarLoop]: ======== Iteration 4============ [2019-12-07 15:10:09,266 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 0 states and 0 transitions. [2019-12-07 15:10:09,266 INFO L131 ngComponentsAnalysis]: Automaton has 0 accepting balls. 0 [2019-12-07 15:10:09,267 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is true [2019-12-07 15:10:09,271 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.12 03:10:09 BoogieIcfgContainer [2019-12-07 15:10:09,271 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-12-07 15:10:09,272 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 15:10:09,272 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 15:10:09,272 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 15:10:09,272 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 03:10:03" (3/4) ... [2019-12-07 15:10:09,275 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 15:10:09,275 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 15:10:09,277 INFO L168 Benchmark]: Toolchain (without parser) took 43560.95 ms. Allocated memory was 1.0 GB in the beginning and 5.5 GB in the end (delta: 4.5 GB). Free memory was 937.1 MB in the beginning and 1.6 GB in the end (delta: -643.4 MB). Peak memory consumption was 3.8 GB. Max. memory is 11.5 GB. [2019-12-07 15:10:09,278 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:10:09,278 INFO L168 Benchmark]: CACSL2BoogieTranslator took 613.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 937.1 MB in the beginning and 1.0 GB in the end (delta: -74.0 MB). Peak memory consumption was 34.8 MB. Max. memory is 11.5 GB. [2019-12-07 15:10:09,279 INFO L168 Benchmark]: Boogie Procedure Inliner took 1917.25 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 568.9 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -89.2 MB). Peak memory consumption was 567.5 MB. Max. memory is 11.5 GB. [2019-12-07 15:10:09,280 INFO L168 Benchmark]: Boogie Preprocessor took 1658.75 ms. Allocated memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 7.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.9 MB). Peak memory consumption was 669.1 MB. Max. memory is 11.5 GB. [2019-12-07 15:10:09,280 INFO L168 Benchmark]: RCFGBuilder took 33559.69 ms. Allocated memory was 1.7 GB in the beginning and 4.7 GB in the end (delta: 3.0 GB). Free memory was 1.1 GB in the beginning and 2.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. [2019-12-07 15:10:09,281 INFO L168 Benchmark]: BuchiAutomizer took 5804.44 ms. Allocated memory was 4.7 GB in the beginning and 5.5 GB in the end (delta: 771.8 MB). Free memory was 2.9 GB in the beginning and 1.6 GB in the end (delta: 1.3 GB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. [2019-12-07 15:10:09,281 INFO L168 Benchmark]: Witness Printer took 3.85 ms. Allocated memory is still 5.5 GB. Free memory is still 1.6 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 15:10:09,285 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 958.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 613.38 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 95.9 MB). Free memory was 937.1 MB in the beginning and 1.0 GB in the end (delta: -74.0 MB). Peak memory consumption was 34.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 1917.25 ms. Allocated memory was 1.1 GB in the beginning and 1.7 GB in the end (delta: 568.9 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -89.2 MB). Peak memory consumption was 567.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 1658.75 ms. Allocated memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 7.9 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 12.9 MB). Peak memory consumption was 669.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 33559.69 ms. Allocated memory was 1.7 GB in the beginning and 4.7 GB in the end (delta: 3.0 GB). Free memory was 1.1 GB in the beginning and 2.9 GB in the end (delta: -1.8 GB). Peak memory consumption was 3.0 GB. Max. memory is 11.5 GB. * BuchiAutomizer took 5804.44 ms. Allocated memory was 4.7 GB in the beginning and 5.5 GB in the end (delta: 771.8 MB). Free memory was 2.9 GB in the beginning and 1.6 GB in the end (delta: 1.3 GB). Peak memory consumption was 2.0 GB. Max. memory is 11.5 GB. * Witness Printer took 3.85 ms. Allocated memory is still 5.5 GB. Free memory is still 1.6 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 6 terminating modules (3 trivial, 3 deterministic, 0 nondeterministic). One deterministic module has affine ranking function -2 * op1 + 1 and consists of 5 locations. One deterministic module has affine ranking function -2 * op2 + 1 and consists of 4 locations. One deterministic module has affine ranking function -2 * splverifierCounter + 5 and consists of 3 locations. 3 modules have a trivial ranking function, the largest among these consists of 5 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 5.7s and 4 iterations. TraceHistogramMax:1. Analysis of lassos took 1.1s. Construction of modules took 0.0s. Büchi inclusion checks took 3.2s. Highest rank in rank-based complementation 3. Minimization of det autom 2. Minimization of nondet autom 4. Automata minimization 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 1392 StatesRemovedByMinimization, 2 NontrivialMinimizations. Non-live state removal took 0.5s Buchi closure took 0.0s. Biggest automaton had 1039 states and ocurred in iteration 2. Nontrivial modules had stage [3, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 114400 SDtfs, 113898 SDslu, 170830 SDs, 0 SdLazy, 37 SolverSat, 13 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time LassoAnalysisResults: nont0 unkn0 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT3 lasso0 LassoPreprocessingBenchmarks: Lassos: inital30 mio100 ax100 hnf100 lsp33 ukn100 mio100 lsp100 div100 bol100 ite100 ukn100 eq169 hnf94 smp100 dnf150 smp100 tf108 neg92 sie116 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 0 Time: 6ms VariablesStem: 0 VariablesLoop: 1 DisjunctsStem: 1 DisjunctsLoop: 2 SupportingInvariants: 0 MotzkinApplications: 4 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 3 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 3 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.1s - TerminationAnalysisResult: Termination proven Buchi Automizer proved that your program is terminating RESULT: Ultimate proved your program to be correct! Received shutdown request...