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_spec9_product30.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:32:16,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:32:16,137 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:32:16,156 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:32:16,156 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:32:16,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:32:16,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:32:16,170 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:32:16,174 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:32:16,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:32:16,179 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:32:16,181 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:32:16,181 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:32:16,183 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:32:16,186 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:32:16,188 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:32:16,189 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:32:16,190 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:32:16,191 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:32:16,197 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:32:16,202 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:32:16,205 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:32:16,208 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:32:16,209 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:32:16,212 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:32:16,212 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:32:16,212 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:32:16,214 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:32:16,216 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:32:16,217 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:32:16,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:32:16,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:32:16,219 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:32:16,219 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:32:16,222 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:32:16,222 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:32:16,223 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:32:16,223 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:32:16,223 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:32:16,224 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:32:16,225 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:32:16,226 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 23:32:16,262 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:32:16,262 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:32:16,267 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:32:16,267 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:32:16,267 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:32:16,268 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:32:16,268 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:32:16,268 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:32:16,268 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:32:16,268 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:32:16,268 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:32:16,269 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:32:16,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:32:16,269 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:32:16,269 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:32:16,269 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:32:16,270 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:32:16,270 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:32:16,270 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:32:16,270 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:32:16,270 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:32:16,271 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:32:16,271 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:32:16,271 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:32:16,271 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:32:16,271 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:32:16,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:32:16,272 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:32:16,272 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:32:16,581 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:32:16,605 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:32:16,609 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:32:16,611 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:32:16,611 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:32:16,612 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec9_product30.cil.c [2019-10-14 23:32:16,691 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04d0dc784/bf2280d2e9284dc3a205709987e4ffbf/FLAGa594ed5d6 [2019-10-14 23:32:17,334 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:32:17,334 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec9_product30.cil.c [2019-10-14 23:32:17,357 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04d0dc784/bf2280d2e9284dc3a205709987e4ffbf/FLAGa594ed5d6 [2019-10-14 23:32:17,537 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/04d0dc784/bf2280d2e9284dc3a205709987e4ffbf [2019-10-14 23:32:17,547 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:32:17,549 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:32:17,550 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:32:17,550 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:32:17,553 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:32:17,554 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:32:17" (1/1) ... [2019-10-14 23:32:17,557 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b91cb92 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:17, skipping insertion in model container [2019-10-14 23:32:17,558 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:32:17" (1/1) ... [2019-10-14 23:32:17,566 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:32:17,668 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:32:18,586 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:32:18,614 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:32:18,728 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:32:18,842 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:32:18,843 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:18 WrapperNode [2019-10-14 23:32:18,843 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:32:18,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:32:18,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:32:18,845 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:32:18,860 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:18" (1/1) ... [2019-10-14 23:32:18,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:18" (1/1) ... [2019-10-14 23:32:18,924 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:18" (1/1) ... [2019-10-14 23:32:18,927 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:18" (1/1) ... [2019-10-14 23:32:19,010 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:18" (1/1) ... [2019-10-14 23:32:19,035 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:18" (1/1) ... [2019-10-14 23:32:19,055 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:18" (1/1) ... [2019-10-14 23:32:19,073 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:32:19,074 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:32:19,074 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:32:19,075 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:32:19,076 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:18" (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 23:32:19,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:32:19,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:32:19,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:32:19,176 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-14 23:32:19,177 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-14 23:32:19,178 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-14 23:32:19,178 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-14 23:32:19,178 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-14 23:32:19,179 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-14 23:32:19,179 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-14 23:32:19,179 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-14 23:32:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:32:19,180 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:32:19,181 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-14 23:32:19,182 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-14 23:32:19,182 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-14 23:32:19,185 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-14 23:32:19,185 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-14 23:32:19,186 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-14 23:32:19,186 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-14 23:32:19,186 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-14 23:32:19,187 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-14 23:32:19,187 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-10-14 23:32:19,187 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-14 23:32:19,187 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-10-14 23:32:19,187 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2019-10-14 23:32:19,187 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-14 23:32:19,188 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-14 23:32:19,188 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2019-10-14 23:32:19,188 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-10-14 23:32:19,188 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2019-10-14 23:32:19,188 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-14 23:32:19,189 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-14 23:32:19,189 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-14 23:32:19,189 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-14 23:32:19,189 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-14 23:32:19,189 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-14 23:32:19,190 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-14 23:32:19,190 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-14 23:32:19,190 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-14 23:32:19,190 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-10-14 23:32:19,190 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-10-14 23:32:19,190 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-10-14 23:32:19,191 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-10-14 23:32:19,191 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AutoResponder [2019-10-14 23:32:19,191 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2019-10-14 23:32:19,191 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-14 23:32:19,191 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-10-14 23:32:19,191 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-14 23:32:19,192 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-14 23:32:19,192 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-14 23:32:19,192 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-14 23:32:19,192 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-14 23:32:19,192 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-14 23:32:19,193 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-14 23:32:19,193 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-14 23:32:19,193 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-14 23:32:19,193 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-14 23:32:19,194 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-14 23:32:19,194 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-14 23:32:19,195 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-14 23:32:19,195 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-14 23:32:19,195 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-14 23:32:19,195 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-14 23:32:19,195 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-14 23:32:19,196 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-14 23:32:19,196 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-14 23:32:19,196 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-14 23:32:19,197 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-14 23:32:19,197 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-14 23:32:19,197 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-14 23:32:19,197 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-14 23:32:19,197 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-14 23:32:19,198 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-14 23:32:19,198 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-14 23:32:19,199 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-14 23:32:19,199 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-14 23:32:19,199 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-14 23:32:19,199 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-14 23:32:19,199 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-14 23:32:19,199 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:32:19,200 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:32:19,200 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:32:19,201 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:32:19,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:32:19,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__1 [2019-10-14 23:32:19,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__2 [2019-10-14 23:32:19,202 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-14 23:32:19,202 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-14 23:32:19,202 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-14 23:32:19,202 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-14 23:32:19,203 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-14 23:32:19,203 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-14 23:32:19,204 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-14 23:32:19,204 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-14 23:32:19,204 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-14 23:32:19,204 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-14 23:32:19,205 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-14 23:32:19,205 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-14 23:32:19,205 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-14 23:32:19,205 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-14 23:32:19,205 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-14 23:32:19,206 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-14 23:32:19,206 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-14 23:32:19,206 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-14 23:32:19,206 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-14 23:32:19,206 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-14 23:32:19,207 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-14 23:32:19,207 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-14 23:32:19,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:32:19,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:32:19,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:32:19,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:32:19,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:32:19,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:32:19,208 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:32:19,208 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:32:19,209 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:32:19,209 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:32:19,209 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:32:19,210 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-14 23:32:19,210 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-14 23:32:19,210 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-14 23:32:19,210 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-14 23:32:19,211 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-14 23:32:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-14 23:32:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-14 23:32:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-14 23:32:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:32:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:32:19,212 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:32:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-14 23:32:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-14 23:32:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-14 23:32:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-14 23:32:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-14 23:32:19,213 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-14 23:32:19,214 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-14 23:32:19,214 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-14 23:32:19,215 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-14 23:32:19,218 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-14 23:32:19,219 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-14 23:32:19,219 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:32:19,219 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:32:19,224 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:32:19,225 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-14 23:32:19,225 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-14 23:32:19,225 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-14 23:32:19,225 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-14 23:32:19,225 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-14 23:32:19,225 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-14 23:32:19,226 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-14 23:32:19,226 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-14 23:32:19,226 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-14 23:32:19,226 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-10-14 23:32:19,226 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-14 23:32:19,226 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-14 23:32:19,226 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-14 23:32:19,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:32:19,227 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-14 23:32:19,227 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-14 23:32:19,227 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-14 23:32:19,227 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-14 23:32:19,227 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-14 23:32:19,227 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-14 23:32:19,227 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-14 23:32:19,228 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-14 23:32:19,228 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-14 23:32:19,228 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-14 23:32:19,228 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-14 23:32:19,228 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-14 23:32:19,228 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-14 23:32:19,228 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-14 23:32:19,229 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-14 23:32:19,229 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-14 23:32:19,229 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-14 23:32:19,229 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-14 23:32:19,229 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-14 23:32:19,229 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-14 23:32:19,229 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-14 23:32:19,230 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-14 23:32:19,230 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-14 23:32:19,230 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-14 23:32:19,230 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-14 23:32:19,230 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-14 23:32:19,230 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-10-14 23:32:19,230 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-10-14 23:32:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-10-14 23:32:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__2 [2019-10-14 23:32:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-10-14 23:32:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2019-10-14 23:32:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2019-10-14 23:32:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-10-14 23:32:19,231 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2019-10-14 23:32:19,232 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__1 [2019-10-14 23:32:19,232 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-14 23:32:19,232 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-14 23:32:19,232 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-14 23:32:19,232 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-14 23:32:19,232 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-10-14 23:32:19,233 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AutoResponder [2019-10-14 23:32:19,233 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2019-10-14 23:32:19,233 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-10-14 23:32:19,233 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-14 23:32:19,233 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-14 23:32:19,233 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-14 23:32:19,233 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-14 23:32:19,234 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-14 23:32:19,234 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-14 23:32:19,234 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-14 23:32:19,234 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-14 23:32:19,234 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-14 23:32:19,234 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-14 23:32:19,234 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-14 23:32:19,235 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-14 23:32:19,235 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-14 23:32:19,235 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-14 23:32:19,235 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-14 23:32:19,235 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-14 23:32:19,235 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:32:19,235 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:32:19,235 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-14 23:32:19,235 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-14 23:32:19,236 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-14 23:32:19,236 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-14 23:32:19,236 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-14 23:32:19,236 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-14 23:32:19,236 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-14 23:32:19,236 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:32:19,236 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:32:19,237 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:32:19,237 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:32:19,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:32:19,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:32:19,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:32:19,237 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:32:19,237 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:32:19,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:32:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:32:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:32:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:32:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:32:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:32:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:32:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:32:19,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:32:19,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:32:21,473 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:32:21,473 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 23:32:21,476 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:32:21 BoogieIcfgContainer [2019-10-14 23:32:21,476 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:32:21,477 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:32:21,477 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:32:21,480 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:32:21,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:32:17" (1/3) ... [2019-10-14 23:32:21,482 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74f60bfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:32:21, skipping insertion in model container [2019-10-14 23:32:21,482 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:18" (2/3) ... [2019-10-14 23:32:21,482 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@74f60bfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:32:21, skipping insertion in model container [2019-10-14 23:32:21,482 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:32:21" (3/3) ... [2019-10-14 23:32:21,484 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec9_product30.cil.c [2019-10-14 23:32:21,494 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:32:21,504 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:32:21,516 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:32:21,553 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:32:21,554 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:32:21,554 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:32:21,555 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:32:21,558 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:32:21,558 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:32:21,559 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:32:21,559 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:32:21,596 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states. [2019-10-14 23:32:21,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-10-14 23:32:21,631 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:32:21,633 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2019-10-14 23:32:21,635 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:32:21,642 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:32:21,643 INFO L82 PathProgramCache]: Analyzing trace with hash -702244773, now seen corresponding path program 1 times [2019-10-14 23:32:21,653 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:32:21,653 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1145041818] [2019-10-14 23:32:21,654 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:32:21,654 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:32:21,654 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:32:22,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,289 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 574 [2019-10-14 23:32:24,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:24,837 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-14 23:32:24,838 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1145041818] [2019-10-14 23:32:24,839 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:32:24,839 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-14 23:32:24,840 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1247228748] [2019-10-14 23:32:24,847 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-14 23:32:24,847 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:32:24,863 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-14 23:32:24,864 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2019-10-14 23:32:24,866 INFO L87 Difference]: Start difference. First operand 548 states. Second operand 11 states. [2019-10-14 23:32:39,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:32:39,970 INFO L93 Difference]: Finished difference Result 1262 states and 1882 transitions. [2019-10-14 23:32:39,970 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2019-10-14 23:32:39,972 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 158 [2019-10-14 23:32:39,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:32:39,999 INFO L225 Difference]: With dead ends: 1262 [2019-10-14 23:32:40,000 INFO L226 Difference]: Without dead ends: 837 [2019-10-14 23:32:40,010 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 484 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=419, Invalid=1303, Unknown=0, NotChecked=0, Total=1722 [2019-10-14 23:32:40,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 837 states. [2019-10-14 23:32:40,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 837 to 497. [2019-10-14 23:32:40,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 497 states. [2019-10-14 23:32:40,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 659 transitions. [2019-10-14 23:32:40,294 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 659 transitions. Word has length 158 [2019-10-14 23:32:40,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:32:40,295 INFO L462 AbstractCegarLoop]: Abstraction has 497 states and 659 transitions. [2019-10-14 23:32:40,295 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-14 23:32:40,295 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 659 transitions. [2019-10-14 23:32:40,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-10-14 23:32:40,300 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:32:40,300 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2019-10-14 23:32:40,300 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:32:40,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:32:40,301 INFO L82 PathProgramCache]: Analyzing trace with hash 2104582375, now seen corresponding path program 1 times [2019-10-14 23:32:40,301 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:32:40,301 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559010018] [2019-10-14 23:32:40,302 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:32:40,302 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:32:40,302 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:32:40,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,156 WARN L191 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 574 [2019-10-14 23:32:42,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:42,621 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-14 23:32:42,622 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559010018] [2019-10-14 23:32:42,622 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:32:42,622 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-14 23:32:42,623 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [452909190] [2019-10-14 23:32:42,637 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 23:32:42,643 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:32:42,644 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 23:32:42,644 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2019-10-14 23:32:42,644 INFO L87 Difference]: Start difference. First operand 497 states and 659 transitions. Second operand 12 states. [2019-10-14 23:32:48,379 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 577