java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec0_product40.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:24:17,102 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:24:17,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:24:17,122 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:24:17,123 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:24:17,125 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:24:17,126 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:24:17,130 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:24:17,133 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:24:17,134 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:24:17,138 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:24:17,140 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:24:17,140 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:24:17,144 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:24:17,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:24:17,149 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:24:17,150 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:24:17,153 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:24:17,155 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:24:17,156 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:24:17,158 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:24:17,159 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:24:17,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:24:17,160 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:24:17,162 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:24:17,163 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:24:17,163 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:24:17,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:24:17,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:24:17,165 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:24:17,165 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:24:17,166 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:24:17,166 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:24:17,167 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:24:17,168 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:24:17,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:24:17,169 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:24:17,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:24:17,169 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:24:17,170 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:24:17,171 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:24:17,172 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 23:24:17,186 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:24:17,186 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:24:17,188 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:24:17,188 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:24:17,189 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:24:17,189 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:24:17,189 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:24:17,189 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:24:17,189 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:24:17,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:24:17,190 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:24:17,190 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:24:17,191 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:24:17,191 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:24:17,192 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:24:17,192 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:24:17,192 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:24:17,192 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:24:17,193 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:24:17,193 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:24:17,193 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:24:17,193 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:24:17,193 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:24:17,194 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:24:17,194 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:24:17,194 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:24:17,194 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:24:17,194 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:24:17,195 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:24:17,481 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:24:17,494 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:24:17,498 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:24:17,499 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:24:17,500 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:24:17,500 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec0_product40.cil.c [2019-10-14 23:24:17,582 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a32a1e83/b23f41946b4f420484b7eb0c0912f8a3/FLAGf4655a67b [2019-10-14 23:24:18,292 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:24:18,293 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec0_product40.cil.c [2019-10-14 23:24:18,314 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a32a1e83/b23f41946b4f420484b7eb0c0912f8a3/FLAGf4655a67b [2019-10-14 23:24:18,438 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5a32a1e83/b23f41946b4f420484b7eb0c0912f8a3 [2019-10-14 23:24:18,448 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:24:18,450 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:24:18,451 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:24:18,451 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:24:18,454 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:24:18,455 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:24:18" (1/1) ... [2019-10-14 23:24:18,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a06930e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:18, skipping insertion in model container [2019-10-14 23:24:18,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:24:18" (1/1) ... [2019-10-14 23:24:18,465 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:24:18,539 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:24:19,337 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:24:19,366 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:24:19,492 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:24:19,565 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:24:19,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:19 WrapperNode [2019-10-14 23:24:19,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:24:19,567 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:24:19,567 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:24:19,567 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:24:19,582 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:19" (1/1) ... [2019-10-14 23:24:19,583 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:19" (1/1) ... [2019-10-14 23:24:19,614 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:19" (1/1) ... [2019-10-14 23:24:19,614 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:19" (1/1) ... [2019-10-14 23:24:19,667 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:19" (1/1) ... [2019-10-14 23:24:19,691 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:19" (1/1) ... [2019-10-14 23:24:19,704 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:19" (1/1) ... [2019-10-14 23:24:19,723 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:24:19,724 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:24:19,724 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:24:19,724 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:24:19,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:19" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:24:19,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:24:19,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:24:19,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:24:19,813 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-14 23:24:19,813 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-14 23:24:19,814 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-14 23:24:19,814 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-14 23:24:19,814 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-14 23:24:19,815 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-14 23:24:19,815 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-14 23:24:19,815 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-14 23:24:19,816 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:24:19,816 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:24:19,816 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-14 23:24:19,817 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-14 23:24:19,818 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-14 23:24:19,820 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-14 23:24:19,820 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-14 23:24:19,820 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-14 23:24:19,821 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-14 23:24:19,821 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-14 23:24:19,821 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-14 23:24:19,821 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-10-14 23:24:19,821 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-10-14 23:24:19,822 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-10-14 23:24:19,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:24:19,822 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-14 23:24:19,822 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2019-10-14 23:24:19,822 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-14 23:24:19,822 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-14 23:24:19,823 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2019-10-14 23:24:19,823 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2019-10-14 23:24:19,824 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-14 23:24:19,824 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-14 23:24:19,824 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-14 23:24:19,824 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-14 23:24:19,824 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-14 23:24:19,825 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-14 23:24:19,825 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-14 23:24:19,825 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-14 23:24:19,825 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-14 23:24:19,826 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-10-14 23:24:19,826 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-10-14 23:24:19,826 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-10-14 23:24:19,826 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:24:19,827 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:24:19,827 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:24:19,827 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:24:19,827 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-14 23:24:19,827 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-14 23:24:19,827 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-14 23:24:19,828 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-14 23:24:19,828 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-14 23:24:19,828 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-14 23:24:19,828 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-14 23:24:19,828 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-14 23:24:19,829 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-14 23:24:19,829 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-14 23:24:19,829 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-14 23:24:19,829 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-14 23:24:19,829 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-14 23:24:19,829 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-14 23:24:19,830 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-14 23:24:19,830 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-14 23:24:19,830 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-14 23:24:19,830 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-14 23:24:19,830 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-14 23:24:19,831 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-14 23:24:19,831 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-14 23:24:19,831 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-14 23:24:19,832 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-14 23:24:19,832 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-14 23:24:19,832 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-14 23:24:19,832 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-14 23:24:19,833 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-14 23:24:19,833 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-14 23:24:19,833 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-14 23:24:19,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptForward_spec__1 [2019-10-14 23:24:19,834 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:24:19,834 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-14 23:24:19,834 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-14 23:24:19,834 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-14 23:24:19,835 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-14 23:24:19,835 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-14 23:24:19,836 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-14 23:24:19,836 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-14 23:24:19,836 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-14 23:24:19,837 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-14 23:24:19,837 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-14 23:24:19,837 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-14 23:24:19,838 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-14 23:24:19,838 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-14 23:24:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-14 23:24:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-14 23:24:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-14 23:24:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-14 23:24:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-14 23:24:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-14 23:24:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-14 23:24:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-14 23:24:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-14 23:24:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-14 23:24:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-14 23:24:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-14 23:24:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-14 23:24:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:24:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:24:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:24:19,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:24:19,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:24:19,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:24:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:24:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:24:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:24:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:24:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-14 23:24:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-14 23:24:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-14 23:24:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-14 23:24:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-14 23:24:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-14 23:24:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-14 23:24:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-14 23:24:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-14 23:24:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-14 23:24:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-14 23:24:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-14 23:24:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:24:19,847 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:24:19,848 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:24:19,848 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-14 23:24:19,848 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-14 23:24:19,848 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-14 23:24:19,849 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-14 23:24:19,849 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-14 23:24:19,849 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-14 23:24:19,849 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-14 23:24:19,849 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-14 23:24:19,850 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-14 23:24:19,851 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-14 23:24:19,854 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-14 23:24:19,855 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:24:19,855 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:24:19,856 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:24:19,861 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-14 23:24:19,861 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-14 23:24:19,862 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-14 23:24:19,862 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-14 23:24:19,863 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-14 23:24:19,863 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-14 23:24:19,863 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-14 23:24:19,864 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-14 23:24:19,864 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-14 23:24:19,864 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-10-14 23:24:19,864 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-10-14 23:24:19,864 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-10-14 23:24:19,864 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-14 23:24:19,865 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-14 23:24:19,865 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-14 23:24:19,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:24:19,865 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:24:19,866 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-14 23:24:19,866 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-14 23:24:19,866 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-14 23:24:19,866 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-14 23:24:19,866 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-14 23:24:19,866 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-14 23:24:19,866 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-14 23:24:19,867 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-14 23:24:19,867 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-14 23:24:19,867 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-14 23:24:19,867 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-14 23:24:19,867 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-14 23:24:19,867 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-14 23:24:19,867 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-14 23:24:19,868 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-14 23:24:19,868 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-14 23:24:19,868 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-14 23:24:19,868 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-14 23:24:19,868 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-10-14 23:24:19,868 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-10-14 23:24:19,868 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-10-14 23:24:19,868 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2019-10-14 23:24:19,869 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2019-10-14 23:24:19,869 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2019-10-14 23:24:19,869 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptForward_spec__1 [2019-10-14 23:24:19,869 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:24:19,869 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-14 23:24:19,869 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-14 23:24:19,869 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-14 23:24:19,870 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-14 23:24:19,870 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-14 23:24:19,870 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-14 23:24:19,870 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-14 23:24:19,870 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-14 23:24:19,870 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-14 23:24:19,871 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-14 23:24:19,871 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-14 23:24:19,871 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-14 23:24:19,871 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-14 23:24:19,871 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-14 23:24:19,871 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-14 23:24:19,872 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-14 23:24:19,872 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-14 23:24:19,872 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-14 23:24:19,872 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-14 23:24:19,872 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-14 23:24:19,872 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-14 23:24:19,872 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-14 23:24:19,873 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-14 23:24:19,873 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-14 23:24:19,873 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-14 23:24:19,873 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-14 23:24:19,873 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-14 23:24:19,873 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-14 23:24:19,874 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-14 23:24:19,874 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-14 23:24:19,874 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-14 23:24:19,874 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:24:19,874 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:24:19,874 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:24:19,874 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:24:19,875 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:24:19,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:24:19,875 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:24:19,875 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:24:19,875 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:24:19,875 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:24:19,876 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:24:19,876 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:24:19,876 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:24:19,876 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:24:19,876 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:24:19,876 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:24:19,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:24:19,877 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:24:19,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:24:21,851 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:24:21,851 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 23:24:21,854 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:24:21 BoogieIcfgContainer [2019-10-14 23:24:21,854 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:24:21,855 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:24:21,856 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:24:21,859 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:24:21,859 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:24:18" (1/3) ... [2019-10-14 23:24:21,860 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fd46e69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:24:21, skipping insertion in model container [2019-10-14 23:24:21,860 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:19" (2/3) ... [2019-10-14 23:24:21,861 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fd46e69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:24:21, skipping insertion in model container [2019-10-14 23:24:21,861 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:24:21" (3/3) ... [2019-10-14 23:24:21,863 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec0_product40.cil.c [2019-10-14 23:24:21,874 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:24:21,887 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:24:21,901 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:24:21,946 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:24:21,947 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:24:21,947 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:24:21,947 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:24:21,947 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:24:21,947 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:24:21,947 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:24:21,947 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:24:21,987 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states. [2019-10-14 23:24:22,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-10-14 23:24:22,020 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:24:22,023 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 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, 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, 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, 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, 1, 1, 1] [2019-10-14 23:24:22,026 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:24:22,033 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:24:22,037 INFO L82 PathProgramCache]: Analyzing trace with hash 2061409221, now seen corresponding path program 1 times [2019-10-14 23:24:22,048 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:24:22,048 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1818472716] [2019-10-14 23:24:22,048 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:24:22,049 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:24:22,052 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:24:22,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,561 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 541 [2019-10-14 23:24:24,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:24,988 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-10-14 23:24:24,988 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1818472716] [2019-10-14 23:24:24,989 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:24:24,989 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-14 23:24:24,989 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521714321] [2019-10-14 23:24:24,995 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-14 23:24:24,995 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:24:25,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-14 23:24:25,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2019-10-14 23:24:25,013 INFO L87 Difference]: Start difference. First operand 511 states. Second operand 11 states. [2019-10-14 23:24:42,574 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:24:42,575 INFO L93 Difference]: Finished difference Result 1152 states and 1788 transitions. [2019-10-14 23:24:42,575 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2019-10-14 23:24:42,577 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 177 [2019-10-14 23:24:42,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:24:42,606 INFO L225 Difference]: With dead ends: 1152 [2019-10-14 23:24:42,606 INFO L226 Difference]: Without dead ends: 831 [2019-10-14 23:24:42,614 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 222 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=283, Invalid=709, Unknown=0, NotChecked=0, Total=992 [2019-10-14 23:24:42,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 831 states. [2019-10-14 23:24:42,930 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 831 to 482. [2019-10-14 23:24:42,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2019-10-14 23:24:42,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 655 transitions. [2019-10-14 23:24:42,937 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 655 transitions. Word has length 177 [2019-10-14 23:24:42,938 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:24:42,938 INFO L462 AbstractCegarLoop]: Abstraction has 482 states and 655 transitions. [2019-10-14 23:24:42,939 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-14 23:24:42,939 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 655 transitions. [2019-10-14 23:24:42,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-10-14 23:24:42,944 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:24:42,944 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 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, 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, 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, 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, 1, 1, 1, 1] [2019-10-14 23:24:42,944 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:24:42,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:24:42,945 INFO L82 PathProgramCache]: Analyzing trace with hash -956753639, now seen corresponding path program 1 times [2019-10-14 23:24:42,945 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:24:42,945 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281948843] [2019-10-14 23:24:42,945 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:24:42,945 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:24:42,946 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:24:43,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,567 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 541 [2019-10-14 23:24:44,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:44,922 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-10-14 23:24:44,922 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281948843] [2019-10-14 23:24:44,923 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:24:44,923 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-14 23:24:44,923 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565545809] [2019-10-14 23:24:44,925 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 23:24:44,926 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:24:44,926 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 23:24:44,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-10-14 23:24:44,927 INFO L87 Difference]: Start difference. First operand 482 states and 655 transitions. Second operand 12 states. [2019-10-14 23:24:48,702 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 544