/usr/bin/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-fb55353 [2019-11-06 21:52:30,918 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:52:30,920 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:52:30,940 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:52:30,941 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:52:30,942 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:52:30,943 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:52:30,945 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:52:30,947 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:52:30,947 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:52:30,948 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:52:30,949 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:52:30,950 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:52:30,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:52:30,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:52:30,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:52:30,953 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:52:30,954 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:52:30,956 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:52:30,958 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:52:30,959 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:52:30,961 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:52:30,962 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:52:30,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:52:30,965 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:52:30,965 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:52:30,965 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:52:30,966 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:52:30,966 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:52:30,967 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:52:30,967 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:52:30,968 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:52:30,969 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:52:30,970 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:52:30,971 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:52:30,971 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:52:30,971 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:52:30,972 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:52:30,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:52:30,973 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:52:30,973 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:52:30,974 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 [2019-11-06 21:52:30,988 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:52:30,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:52:30,989 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:52:30,990 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:52:30,990 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:52:30,990 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:52:30,990 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:52:30,990 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:52:30,991 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:52:30,991 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:52:30,991 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:52:30,991 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:52:30,991 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:52:30,992 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:52:30,992 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:52:30,992 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:52:30,992 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:52:30,992 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:52:30,993 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:52:30,993 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:52:30,993 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:52:30,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:52:30,993 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:52:30,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:52:30,994 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:52:30,994 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:52:30,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:52:30,994 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:52:30,994 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:52:31,269 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:52:31,290 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:52:31,295 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:52:31,296 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:52:31,296 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:52:31,297 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec9_product30.cil.c [2019-11-06 21:52:31,369 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6e0e36dc/99dd86aa518c4be69a5b0f44e3a662df/FLAG5f8369b64 [2019-11-06 21:52:31,969 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:52:31,970 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec9_product30.cil.c [2019-11-06 21:52:31,990 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6e0e36dc/99dd86aa518c4be69a5b0f44e3a662df/FLAG5f8369b64 [2019-11-06 21:52:32,191 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6e0e36dc/99dd86aa518c4be69a5b0f44e3a662df [2019-11-06 21:52:32,199 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:52:32,201 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:52:32,202 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:52:32,202 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:52:32,205 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:52:32,206 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:52:32" (1/1) ... [2019-11-06 21:52:32,209 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a032d29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:52:32, skipping insertion in model container [2019-11-06 21:52:32,209 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:52:32" (1/1) ... [2019-11-06 21:52:32,217 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:52:32,285 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:52:33,112 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:52:33,136 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:52:33,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:52:33,384 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:52:33,385 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:52:33 WrapperNode [2019-11-06 21:52:33,386 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:52:33,387 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:52:33,387 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:52:33,388 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:52:33,410 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:52:33" (1/1) ... [2019-11-06 21:52:33,411 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:52:33" (1/1) ... [2019-11-06 21:52:33,490 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:52:33" (1/1) ... [2019-11-06 21:52:33,491 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:52:33" (1/1) ... [2019-11-06 21:52:33,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:52:33" (1/1) ... [2019-11-06 21:52:33,617 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:52:33" (1/1) ... [2019-11-06 21:52:33,639 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:52:33" (1/1) ... [2019-11-06 21:52:33,653 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:52:33,653 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:52:33,654 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:52:33,654 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:52:33,655 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:52:33" (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 [2019-11-06 21:52:33,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:52:33,754 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:52:33,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:52:33,755 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-06 21:52:33,755 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:52:33,755 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-06 21:52:33,755 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:52:33,756 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-06 21:52:33,756 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:52:33,756 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:52:33,757 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:52:33,757 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:52:33,757 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:52:33,758 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-06 21:52:33,758 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-06 21:52:33,758 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-06 21:52:33,758 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-06 21:52:33,759 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-06 21:52:33,759 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-06 21:52:33,759 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-06 21:52:33,759 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-06 21:52:33,760 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-06 21:52:33,761 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-11-06 21:52:33,761 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:52:33,761 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-11-06 21:52:33,762 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2019-11-06 21:52:33,762 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:52:33,762 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:52:33,762 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2019-11-06 21:52:33,763 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-11-06 21:52:33,763 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2019-11-06 21:52:33,763 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:52:33,763 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:52:33,764 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:52:33,764 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:52:33,764 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:52:33,765 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:52:33,765 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:52:33,766 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-06 21:52:33,766 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-06 21:52:33,766 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-11-06 21:52:33,766 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-11-06 21:52:33,767 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-11-06 21:52:33,767 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-11-06 21:52:33,767 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AutoResponder [2019-11-06 21:52:33,767 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2019-11-06 21:52:33,768 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:52:33,768 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-11-06 21:52:33,768 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:52:33,768 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:52:33,769 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:52:33,769 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:52:33,769 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:52:33,769 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:52:33,770 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:52:33,770 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:52:33,770 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:52:33,770 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:52:33,771 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:52:33,772 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:52:33,772 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:52:33,772 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:52:33,772 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:52:33,773 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:52:33,773 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:52:33,773 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:52:33,773 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:52:33,774 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:52:33,774 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:52:33,774 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:52:33,775 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:52:33,775 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:52:33,775 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:52:33,775 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:52:33,776 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:52:33,777 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:52:33,777 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:52:33,777 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:52:33,777 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:52:33,778 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:52:33,778 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:52:33,779 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:52:33,779 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:52:33,780 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:52:33,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:52:33,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__1 [2019-11-06 21:52:33,780 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__2 [2019-11-06 21:52:33,782 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:52:33,782 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:52:33,782 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:52:33,783 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:52:33,783 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:52:33,784 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:52:33,784 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:52:33,784 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:52:33,784 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:52:33,784 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:52:33,785 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:52:33,785 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:52:33,785 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:52:33,785 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:52:33,786 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:52:33,786 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:52:33,786 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:52:33,786 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:52:33,787 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:52:33,787 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:52:33,787 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:52:33,787 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:52:33,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:52:33,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:52:33,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:52:33,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:52:33,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:52:33,789 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:52:33,789 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:52:33,790 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:52:33,790 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:52:33,790 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:52:33,790 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:52:33,791 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:52:33,791 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:52:33,791 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:52:33,792 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:52:33,793 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:52:33,794 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:52:33,794 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:52:33,794 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:52:33,794 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:52:33,795 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:52:33,795 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:52:33,795 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:52:33,796 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:52:33,796 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:52:33,796 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:52:33,796 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:52:33,797 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-06 21:52:33,797 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:52:33,797 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:52:33,798 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:52:33,802 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:52:33,803 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:52:33,803 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:52:33,804 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:52:33,812 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:52:33,812 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-06 21:52:33,812 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-06 21:52:33,812 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-06 21:52:33,812 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-06 21:52:33,812 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-06 21:52:33,812 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-06 21:52:33,813 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-06 21:52:33,814 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-06 21:52:33,814 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-06 21:52:33,814 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-11-06 21:52:33,814 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-06 21:52:33,814 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-06 21:52:33,814 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-06 21:52:33,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:52:33,815 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:52:33,815 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:52:33,815 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:52:33,815 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:52:33,815 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:52:33,815 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:52:33,815 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:52:33,815 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:52:33,816 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:52:33,816 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:52:33,816 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:52:33,816 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:52:33,816 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:52:33,816 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:52:33,816 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:52:33,817 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:52:33,817 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:52:33,817 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:52:33,817 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:52:33,817 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:52:33,817 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:52:33,817 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:52:33,818 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:52:33,818 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:52:33,818 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:52:33,818 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-06 21:52:33,818 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-11-06 21:52:33,818 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-11-06 21:52:33,819 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-11-06 21:52:33,819 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__2 [2019-11-06 21:52:33,819 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-11-06 21:52:33,819 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2019-11-06 21:52:33,819 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2019-11-06 21:52:33,819 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-11-06 21:52:33,819 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2019-11-06 21:52:33,820 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__1 [2019-11-06 21:52:33,820 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:52:33,820 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:52:33,820 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:52:33,820 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:52:33,820 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-11-06 21:52:33,821 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AutoResponder [2019-11-06 21:52:33,821 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2019-11-06 21:52:33,821 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-11-06 21:52:33,821 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:52:33,821 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:52:33,821 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:52:33,821 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:52:33,821 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:52:33,823 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:52:33,823 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:52:33,823 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:52:33,823 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:52:33,823 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:52:33,824 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:52:33,824 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:52:33,824 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:52:33,824 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:52:33,824 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:52:33,824 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:52:33,825 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:52:33,828 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:52:33,828 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:52:33,828 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:52:33,828 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:52:33,828 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:52:33,828 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:52:33,828 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:52:33,828 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:52:33,828 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:52:33,829 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:52:33,829 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:52:33,829 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:52:33,829 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:52:33,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:52:33,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:52:33,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:52:33,829 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:52:33,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:52:33,830 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:52:33,830 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:52:33,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:52:33,830 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:52:33,830 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:52:33,831 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:52:33,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:52:33,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:52:33,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:52:36,331 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:52:36,331 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:52:36,333 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:52:36 BoogieIcfgContainer [2019-11-06 21:52:36,333 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:52:36,334 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:52:36,335 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:52:36,338 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:52:36,339 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:52:32" (1/3) ... [2019-11-06 21:52:36,340 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2768821b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:52:36, skipping insertion in model container [2019-11-06 21:52:36,340 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:52:33" (2/3) ... [2019-11-06 21:52:36,341 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2768821b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:52:36, skipping insertion in model container [2019-11-06 21:52:36,341 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:52:36" (3/3) ... [2019-11-06 21:52:36,342 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec9_product30.cil.c [2019-11-06 21:52:36,354 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:52:36,364 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:52:36,376 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:52:36,416 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:52:36,416 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:52:36,416 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:52:36,417 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:52:36,420 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:52:36,421 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:52:36,421 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:52:36,421 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:52:36,458 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states. [2019-11-06 21:52:36,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-11-06 21:52:36,491 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:52:36,493 INFO L410 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] [2019-11-06 21:52:36,496 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:52:36,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:52:36,501 INFO L82 PathProgramCache]: Analyzing trace with hash -702244773, now seen corresponding path program 1 times [2019-11-06 21:52:36,511 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:52:36,512 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209326576] [2019-11-06 21:52:36,512 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:52:36,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,057 WARN L191 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 574 [2019-11-06 21:52:39,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:39,530 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-06 21:52:39,531 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209326576] [2019-11-06 21:52:39,532 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:52:39,532 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-11-06 21:52:39,533 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [474528414] [2019-11-06 21:52:39,539 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-06 21:52:39,539 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:52:39,554 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-06 21:52:39,554 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2019-11-06 21:52:39,557 INFO L87 Difference]: Start difference. First operand 548 states. Second operand 11 states. [2019-11-06 21:52:55,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:52:55,043 INFO L93 Difference]: Finished difference Result 1262 states and 1882 transitions. [2019-11-06 21:52:55,044 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2019-11-06 21:52:55,046 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 158 [2019-11-06 21:52:55,047 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:52:55,072 INFO L225 Difference]: With dead ends: 1262 [2019-11-06 21:52:55,073 INFO L226 Difference]: Without dead ends: 837 [2019-11-06 21:52:55,081 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 484 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=419, Invalid=1303, Unknown=0, NotChecked=0, Total=1722 [2019-11-06 21:52:55,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 837 states. [2019-11-06 21:52:55,361 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 837 to 497. [2019-11-06 21:52:55,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 497 states. [2019-11-06 21:52:55,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 497 states and 659 transitions. [2019-11-06 21:52:55,368 INFO L78 Accepts]: Start accepts. Automaton has 497 states and 659 transitions. Word has length 158 [2019-11-06 21:52:55,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:52:55,369 INFO L462 AbstractCegarLoop]: Abstraction has 497 states and 659 transitions. [2019-11-06 21:52:55,369 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-11-06 21:52:55,369 INFO L276 IsEmpty]: Start isEmpty. Operand 497 states and 659 transitions. [2019-11-06 21:52:55,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-11-06 21:52:55,374 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:52:55,374 INFO L410 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] [2019-11-06 21:52:55,374 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:52:55,375 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:52:55,375 INFO L82 PathProgramCache]: Analyzing trace with hash 2104582375, now seen corresponding path program 1 times [2019-11-06 21:52:55,375 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:52:55,375 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1067542816] [2019-11-06 21:52:55,376 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:52:55,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,212 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 574 [2019-11-06 21:52:57,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:52:57,618 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-06 21:52:57,619 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1067542816] [2019-11-06 21:52:57,619 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:52:57,619 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-11-06 21:52:57,619 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [16781176] [2019-11-06 21:52:57,621 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-06 21:52:57,621 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:52:57,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-06 21:52:57,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2019-11-06 21:52:57,622 INFO L87 Difference]: Start difference. First operand 497 states and 659 transitions. Second operand 12 states. [2019-11-06 21:53:03,339 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 577