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_spec6_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:29:29,201 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:29:29,203 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:29:29,218 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:29:29,218 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:29:29,219 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:29:29,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:29:29,222 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:29:29,224 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:29:29,225 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:29:29,226 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:29:29,227 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:29:29,228 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:29:29,229 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:29:29,230 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:29:29,231 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:29:29,232 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:29:29,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:29:29,235 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:29:29,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:29:29,243 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:29:29,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:29:29,246 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:29:29,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:29:29,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:29:29,255 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:29:29,255 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:29:29,257 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:29:29,258 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:29:29,260 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:29:29,261 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:29:29,263 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:29:29,264 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:29:29,266 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:29:29,270 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:29:29,270 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:29:29,271 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:29:29,272 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:29:29,272 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:29:29,273 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:29:29,277 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:29:29,278 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 23:29:29,301 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:29:29,301 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:29:29,303 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:29:29,303 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:29:29,304 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:29:29,304 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:29:29,304 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:29:29,304 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:29:29,304 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:29:29,305 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:29:29,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:29:29,306 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:29:29,306 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:29:29,307 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:29:29,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:29:29,307 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:29:29,307 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:29:29,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:29:29,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:29:29,308 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:29:29,309 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:29:29,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:29:29,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:29:29,309 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:29:29,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:29:29,310 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:29:29,310 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:29:29,310 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:29:29,310 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:29:29,616 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:29:29,631 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:29:29,637 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:29:29,639 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:29:29,639 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:29:29,640 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec6_product31.cil.c [2019-10-14 23:29:29,714 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df254c4aa/04f26ca5a3d14ad0b5247e4e24c8fa92/FLAGd3caf7c33 [2019-10-14 23:29:30,361 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:29:30,362 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec6_product31.cil.c [2019-10-14 23:29:30,387 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df254c4aa/04f26ca5a3d14ad0b5247e4e24c8fa92/FLAGd3caf7c33 [2019-10-14 23:29:30,555 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/df254c4aa/04f26ca5a3d14ad0b5247e4e24c8fa92 [2019-10-14 23:29:30,565 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:29:30,567 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:29:30,568 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:29:30,568 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:29:30,571 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:29:30,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:29:30" (1/1) ... [2019-10-14 23:29:30,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@66f9ac17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:30, skipping insertion in model container [2019-10-14 23:29:30,575 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:29:30" (1/1) ... [2019-10-14 23:29:30,580 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:29:30,656 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:29:31,351 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:29:31,369 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:29:31,479 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:29:31,577 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:29:31,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:31 WrapperNode [2019-10-14 23:29:31,579 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:29:31,579 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:29:31,580 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:29:31,580 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:29:31,595 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:31" (1/1) ... [2019-10-14 23:29:31,595 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:31" (1/1) ... [2019-10-14 23:29:31,658 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:31" (1/1) ... [2019-10-14 23:29:31,659 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:31" (1/1) ... [2019-10-14 23:29:31,720 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:31" (1/1) ... [2019-10-14 23:29:31,766 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:31" (1/1) ... [2019-10-14 23:29:31,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:31" (1/1) ... [2019-10-14 23:29:31,813 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:29:31,814 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:29:31,814 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:29:31,814 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:29:31,815 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:31" (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 23:29:31,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:29:31,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:29:31,891 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:29:31,891 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-14 23:29:31,892 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-10-14 23:29:31,892 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Encrypt [2019-10-14 23:29:31,892 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2019-10-14 23:29:31,892 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-14 23:29:31,892 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-10-14 23:29:31,893 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-14 23:29:31,893 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-14 23:29:31,893 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-14 23:29:31,893 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-14 23:29:31,894 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-14 23:29:31,894 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-14 23:29:31,894 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-14 23:29:31,894 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-14 23:29:31,894 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-14 23:29:31,895 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-14 23:29:31,895 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-14 23:29:31,895 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-14 23:29:31,895 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-14 23:29:31,896 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-14 23:29:31,896 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-14 23:29:31,896 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-14 23:29:31,897 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-14 23:29:31,897 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-14 23:29:31,897 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-14 23:29:31,897 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-14 23:29:31,897 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-14 23:29:31,898 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-14 23:29:31,898 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-14 23:29:31,898 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-14 23:29:31,898 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-14 23:29:31,898 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-14 23:29:31,899 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-14 23:29:31,899 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-14 23:29:31,899 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-14 23:29:31,899 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-14 23:29:31,899 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-14 23:29:31,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-14 23:29:31,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:29:31,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:29:31,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:29:31,900 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:29:31,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:29:31,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:29:31,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:29:31,901 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:29:31,901 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-14 23:29:31,901 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-14 23:29:31,902 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-14 23:29:31,902 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-14 23:29:31,902 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-14 23:29:31,902 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-14 23:29:31,902 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-14 23:29:31,903 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-14 23:29:31,903 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:29:31,903 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:29:31,903 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-14 23:29:31,903 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-14 23:29:31,904 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-14 23:29:31,904 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-14 23:29:31,904 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-14 23:29:31,904 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-14 23:29:31,904 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-14 23:29:31,904 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-14 23:29:31,905 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-14 23:29:31,905 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-10-14 23:29:31,905 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-14 23:29:31,905 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-10-14 23:29:31,905 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2019-10-14 23:29:31,905 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-14 23:29:31,906 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-14 23:29:31,906 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-10-14 23:29:31,906 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-10-14 23:29:31,906 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2019-10-14 23:29:31,906 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-14 23:29:31,906 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-14 23:29:31,907 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-14 23:29:31,907 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-14 23:29:31,907 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-14 23:29:31,907 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-14 23:29:31,907 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-14 23:29:31,907 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-14 23:29:31,908 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-14 23:29:31,908 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-10-14 23:29:31,908 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-10-14 23:29:31,908 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-10-14 23:29:31,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptDecrypt_spec__1 [2019-10-14 23:29:31,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptDecrypt_spec__2 [2019-10-14 23:29:31,909 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-14 23:29:31,909 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-14 23:29:31,909 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-14 23:29:31,909 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-14 23:29:31,909 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-14 23:29:31,909 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-14 23:29:31,909 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-14 23:29:31,910 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-14 23:29:31,910 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-14 23:29:31,910 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-14 23:29:31,910 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-14 23:29:31,910 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-14 23:29:31,910 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-14 23:29:31,911 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-14 23:29:31,911 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-14 23:29:31,911 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-14 23:29:31,911 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-14 23:29:31,911 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-14 23:29:31,911 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-14 23:29:31,912 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-14 23:29:31,912 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-14 23:29:31,912 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:29:31,912 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:29:31,912 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:29:31,912 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:29:31,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:29:31,913 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:29:31,913 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:29:31,913 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-14 23:29:31,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:29:31,913 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-14 23:29:31,913 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-14 23:29:31,914 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-14 23:29:31,914 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-14 23:29:31,914 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-14 23:29:31,914 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-14 23:29:31,914 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-14 23:29:31,914 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-14 23:29:31,914 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-14 23:29:31,915 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-14 23:29:31,915 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-14 23:29:31,915 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-14 23:29:31,915 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-14 23:29:31,915 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-14 23:29:31,915 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-10-14 23:29:31,916 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Encrypt [2019-10-14 23:29:31,916 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2019-10-14 23:29:31,916 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-10-14 23:29:31,916 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-14 23:29:31,916 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-14 23:29:31,916 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-14 23:29:31,917 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-14 23:29:31,917 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-14 23:29:31,917 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-14 23:29:31,917 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-14 23:29:31,917 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-14 23:29:31,917 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-14 23:29:31,917 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-14 23:29:31,918 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-14 23:29:31,918 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-14 23:29:31,918 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-14 23:29:31,918 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-14 23:29:31,918 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-14 23:29:31,918 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-14 23:29:31,918 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-14 23:29:31,919 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-14 23:29:31,919 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-14 23:29:31,919 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-14 23:29:31,919 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-14 23:29:31,919 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-14 23:29:31,919 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-14 23:29:31,919 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-14 23:29:31,920 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-14 23:29:31,920 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-14 23:29:31,920 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-14 23:29:31,920 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-14 23:29:31,920 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-14 23:29:31,921 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:29:31,921 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:29:31,921 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:29:31,921 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:29:31,921 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:29:31,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:29:31,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:29:31,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:29:31,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:29:31,922 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:29:31,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:29:31,922 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:29:31,923 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:29:31,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:29:31,923 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:29:31,923 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:29:31,923 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:29:31,924 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-14 23:29:31,924 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-14 23:29:31,924 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-14 23:29:31,924 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-14 23:29:31,925 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-10-14 23:29:31,925 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-14 23:29:31,925 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-14 23:29:31,925 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-14 23:29:31,925 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-14 23:29:31,926 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:29:31,926 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:29:31,926 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:29:31,926 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:29:31,927 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:29:31,927 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-14 23:29:31,927 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-14 23:29:31,927 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-14 23:29:31,927 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-14 23:29:31,928 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-14 23:29:31,928 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-14 23:29:31,928 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-14 23:29:31,928 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-14 23:29:31,928 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-14 23:29:31,929 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-14 23:29:31,929 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:29:31,929 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:29:31,929 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-14 23:29:31,929 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-14 23:29:31,930 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-14 23:29:31,930 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-14 23:29:31,930 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-14 23:29:31,930 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-14 23:29:31,930 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-14 23:29:31,931 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-14 23:29:31,931 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-14 23:29:31,931 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-14 23:29:31,931 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-14 23:29:31,931 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-14 23:29:31,932 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-14 23:29:31,932 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-14 23:29:31,932 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-14 23:29:31,932 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-14 23:29:31,932 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-10-14 23:29:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-10-14 23:29:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-10-14 23:29:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptDecrypt_spec__1 [2019-10-14 23:29:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-10-14 23:29:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2019-10-14 23:29:31,933 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-10-14 23:29:31,934 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-10-14 23:29:31,934 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2019-10-14 23:29:31,934 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptDecrypt_spec__2 [2019-10-14 23:29:31,934 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-14 23:29:31,934 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-14 23:29:31,934 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-14 23:29:31,934 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-14 23:29:31,935 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-14 23:29:31,935 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-14 23:29:31,935 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:29:31,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:29:31,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:29:31,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:29:34,394 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:29:34,394 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 23:29:34,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:29:34 BoogieIcfgContainer [2019-10-14 23:29:34,397 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:29:34,399 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:29:34,399 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:29:34,403 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:29:34,403 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:29:30" (1/3) ... [2019-10-14 23:29:34,404 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f61e27b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:29:34, skipping insertion in model container [2019-10-14 23:29:34,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:31" (2/3) ... [2019-10-14 23:29:34,405 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f61e27b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:29:34, skipping insertion in model container [2019-10-14 23:29:34,405 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:29:34" (3/3) ... [2019-10-14 23:29:34,407 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec6_product31.cil.c [2019-10-14 23:29:34,417 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:29:34,430 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:29:34,442 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:29:34,486 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:29:34,486 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:29:34,487 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:29:34,487 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:29:34,487 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:29:34,490 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:29:34,490 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:29:34,491 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:29:34,532 INFO L276 IsEmpty]: Start isEmpty. Operand 566 states. [2019-10-14 23:29:34,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-10-14 23:29:34,573 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:29:34,575 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 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, 1, 1, 1, 1, 1] [2019-10-14 23:29:34,577 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:29:34,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:29:34,583 INFO L82 PathProgramCache]: Analyzing trace with hash -1627872487, now seen corresponding path program 1 times [2019-10-14 23:29:34,594 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:29:34,595 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646119011] [2019-10-14 23:29:34,595 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:34,595 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:34,596 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:29:35,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,395 WARN L191 SmtUtils]: Spent 2.05 s on a formula simplification that was a NOOP. DAG size: 574 [2019-10-14 23:29:37,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:37,987 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-10-14 23:29:37,988 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646119011] [2019-10-14 23:29:37,989 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:29:37,989 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-14 23:29:37,989 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [498279346] [2019-10-14 23:29:37,995 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 23:29:37,995 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:29:38,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 23:29:38,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-10-14 23:29:38,012 INFO L87 Difference]: Start difference. First operand 566 states. Second operand 12 states. [2019-10-14 23:29:57,879 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:29:57,880 INFO L93 Difference]: Finished difference Result 1356 states and 2006 transitions. [2019-10-14 23:29:57,880 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2019-10-14 23:29:57,882 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 189 [2019-10-14 23:29:57,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:29:57,909 INFO L225 Difference]: With dead ends: 1356 [2019-10-14 23:29:57,910 INFO L226 Difference]: Without dead ends: 885 [2019-10-14 23:29:57,920 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 50 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 796 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=646, Invalid=2006, Unknown=0, NotChecked=0, Total=2652 [2019-10-14 23:29:57,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 885 states. [2019-10-14 23:29:58,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 885 to 543. [2019-10-14 23:29:58,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 543 states. [2019-10-14 23:29:58,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 543 states and 717 transitions. [2019-10-14 23:29:58,249 INFO L78 Accepts]: Start accepts. Automaton has 543 states and 717 transitions. Word has length 189 [2019-10-14 23:29:58,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:29:58,250 INFO L462 AbstractCegarLoop]: Abstraction has 543 states and 717 transitions. [2019-10-14 23:29:58,250 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-14 23:29:58,251 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 717 transitions. [2019-10-14 23:29:58,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2019-10-14 23:29:58,256 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:29:58,257 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1] [2019-10-14 23:29:58,257 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:29:58,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:29:58,257 INFO L82 PathProgramCache]: Analyzing trace with hash -43680010, now seen corresponding path program 1 times [2019-10-14 23:29:58,258 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:29:58,258 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1724016635] [2019-10-14 23:29:58,258 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:58,258 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:58,258 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:29:58,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,288 WARN L191 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 574 [2019-10-14 23:30:00,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:30:00,728 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-10-14 23:30:00,729 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1724016635] [2019-10-14 23:30:00,729 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:30:00,730 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-10-14 23:30:00,730 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1624548350] [2019-10-14 23:30:00,743 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-10-14 23:30:00,744 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:30:00,744 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-10-14 23:30:00,744 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2019-10-14 23:30:00,745 INFO L87 Difference]: Start difference. First operand 543 states and 717 transitions. Second operand 13 states. [2019-10-14 23:30:05,646 WARN L191 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 577