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_spec11_product40.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:25:29,914 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:25:29,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:25:29,931 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:25:29,932 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:25:29,933 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:25:29,934 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:25:29,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:25:29,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:25:29,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:25:29,940 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:25:29,941 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:25:29,942 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:25:29,943 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:25:29,944 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:25:29,945 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:25:29,946 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:25:29,947 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:25:29,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:25:29,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:25:29,954 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:25:29,955 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:25:29,956 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:25:29,957 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:25:29,960 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:25:29,961 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:25:29,961 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:25:29,962 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:25:29,963 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:25:29,964 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:25:29,964 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:25:29,965 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:25:29,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:25:29,967 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:25:29,968 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:25:29,968 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:25:29,969 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:25:29,969 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:25:29,969 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:25:29,970 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:25:29,971 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:25:29,972 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 23:25:29,988 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:25:29,988 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:25:29,990 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:25:29,990 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:25:29,990 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:25:29,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:25:29,991 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:25:29,991 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:25:29,991 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:25:29,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:25:29,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:25:29,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:25:29,992 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:25:29,993 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:25:29,993 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:25:29,993 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:25:29,993 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:25:29,994 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:25:29,994 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:25:29,994 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:25:29,994 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:25:29,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:25:29,995 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:25:29,995 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:25:29,995 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:25:29,995 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:25:29,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:25:29,996 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:25:29,996 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:25:30,262 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:25:30,286 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:25:30,291 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:25:30,293 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:25:30,293 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:25:30,295 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product40.cil.c [2019-10-14 23:25:30,372 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f2ef5a58/590bc55ada564b7d97bc1c5e9e855bdc/FLAG2eab1f2c1 [2019-10-14 23:25:31,058 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:25:31,059 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product40.cil.c [2019-10-14 23:25:31,080 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f2ef5a58/590bc55ada564b7d97bc1c5e9e855bdc/FLAG2eab1f2c1 [2019-10-14 23:25:31,281 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7f2ef5a58/590bc55ada564b7d97bc1c5e9e855bdc [2019-10-14 23:25:31,291 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:25:31,292 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:25:31,293 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:25:31,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:25:31,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:25:31,298 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:25:31" (1/1) ... [2019-10-14 23:25:31,301 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54330d56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:25:31, skipping insertion in model container [2019-10-14 23:25:31,301 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:25:31" (1/1) ... [2019-10-14 23:25:31,307 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:25:31,380 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:25:32,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:25:32,169 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:25:32,295 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:25:32,393 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:25:32,394 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:25:32 WrapperNode [2019-10-14 23:25:32,394 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:25:32,395 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:25:32,395 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:25:32,395 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:25:32,414 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:25:32" (1/1) ... [2019-10-14 23:25:32,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:25:32" (1/1) ... [2019-10-14 23:25:32,489 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:25:32" (1/1) ... [2019-10-14 23:25:32,490 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:25:32" (1/1) ... [2019-10-14 23:25:32,570 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:25:32" (1/1) ... [2019-10-14 23:25:32,608 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:25:32" (1/1) ... [2019-10-14 23:25:32,623 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:25:32" (1/1) ... [2019-10-14 23:25:32,651 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:25:32,652 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:25:32,652 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:25:32,653 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:25:32,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:25:32" (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 23:25:32,767 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:25:32,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:25:32,768 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:25:32,769 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2019-10-14 23:25:32,769 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:25:32,770 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:25:32,771 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:25:32,771 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:25:32,772 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-14 23:25:32,772 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2019-10-14 23:25:32,773 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-14 23:25:32,773 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-14 23:25:32,774 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2019-10-14 23:25:32,774 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2019-10-14 23:25:32,775 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-14 23:25:32,776 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-14 23:25:32,778 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-14 23:25:32,779 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-14 23:25:32,779 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-14 23:25:32,779 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-14 23:25:32,779 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-14 23:25:32,780 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-14 23:25:32,780 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-14 23:25:32,780 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-10-14 23:25:32,781 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-10-14 23:25:32,781 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-10-14 23:25:32,781 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-14 23:25:32,781 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:25:32,782 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-14 23:25:32,782 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-14 23:25:32,782 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-14 23:25:32,782 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-14 23:25:32,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:25:32,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:25:32,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:25:32,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:25:32,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:25:32,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:25:32,784 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:25:32,785 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-14 23:25:32,785 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-14 23:25:32,785 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-14 23:25:32,786 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-14 23:25:32,786 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-14 23:25:32,786 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-14 23:25:32,786 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-14 23:25:32,787 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-14 23:25:32,787 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-14 23:25:32,787 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-14 23:25:32,788 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-14 23:25:32,788 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-14 23:25:32,788 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-14 23:25:32,788 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-14 23:25:32,789 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-14 23:25:32,789 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-14 23:25:32,789 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-14 23:25:32,789 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-14 23:25:32,790 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-14 23:25:32,790 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-14 23:25:32,791 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-14 23:25:32,791 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-14 23:25:32,791 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-14 23:25:32,792 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-14 23:25:32,792 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-14 23:25:32,792 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-14 23:25:32,793 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-14 23:25:32,793 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-14 23:25:32,794 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-14 23:25:32,794 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-14 23:25:32,794 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-14 23:25:32,795 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-14 23:25:32,795 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-14 23:25:32,795 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-14 23:25:32,796 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-14 23:25:32,797 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-14 23:25:32,797 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-14 23:25:32,797 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-14 23:25:32,798 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-14 23:25:32,798 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-14 23:25:32,798 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-14 23:25:32,798 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-14 23:25:32,799 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-14 23:25:32,800 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-14 23:25:32,800 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-14 23:25:32,800 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-14 23:25:32,800 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-14 23:25:32,801 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-14 23:25:32,802 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-14 23:25:32,802 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-14 23:25:32,803 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-14 23:25:32,803 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-14 23:25:32,804 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-14 23:25:32,804 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-14 23:25:32,804 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-14 23:25:32,805 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-14 23:25:32,805 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-14 23:25:32,805 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-14 23:25:32,805 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:25:32,806 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:25:32,806 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-14 23:25:32,806 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-14 23:25:32,807 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-14 23:25:32,807 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-14 23:25:32,807 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-14 23:25:32,807 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-14 23:25:32,808 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-14 23:25:32,808 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-14 23:25:32,808 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-14 23:25:32,809 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-10-14 23:25:32,809 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-10-14 23:25:32,809 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-10-14 23:25:32,809 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:25:32,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:25:32,810 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:25:32,810 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:25:32,811 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-14 23:25:32,811 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2019-10-14 23:25:32,811 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:25:32,811 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:25:32,811 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:25:32,812 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:25:32,812 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:25:32,812 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:25:32,812 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-14 23:25:32,813 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-14 23:25:32,813 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-14 23:25:32,814 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-14 23:25:32,814 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-14 23:25:32,814 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-14 23:25:32,814 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-14 23:25:32,814 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-14 23:25:32,815 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-14 23:25:32,815 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-14 23:25:32,815 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-14 23:25:32,815 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-14 23:25:32,815 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-14 23:25:32,815 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-14 23:25:32,816 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-14 23:25:32,816 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-14 23:25:32,817 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-14 23:25:32,820 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-14 23:25:32,820 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-14 23:25:32,821 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-14 23:25:32,821 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-14 23:25:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-14 23:25:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-14 23:25:32,828 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-14 23:25:32,828 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-14 23:25:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-10-14 23:25:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-10-14 23:25:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-10-14 23:25:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2019-10-14 23:25:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2019-10-14 23:25:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2019-10-14 23:25:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-14 23:25:32,830 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-14 23:25:32,830 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-14 23:25:32,830 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:25:32,830 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:25:32,830 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:25:32,830 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:25:32,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:25:32,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:25:32,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:25:32,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:25:32,831 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:25:32,831 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:25:32,831 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:25:32,832 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:25:32,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:25:32,832 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:25:32,832 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:25:32,832 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:25:32,832 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-14 23:25:32,833 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-10-14 23:25:32,833 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-14 23:25:32,833 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-14 23:25:32,833 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-14 23:25:32,833 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-10-14 23:25:32,833 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-14 23:25:32,833 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-10-14 23:25:32,834 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-14 23:25:32,834 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-14 23:25:32,834 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-14 23:25:32,834 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:25:32,834 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-14 23:25:32,834 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-14 23:25:32,835 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-14 23:25:32,835 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-14 23:25:32,835 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-14 23:25:32,835 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-14 23:25:32,835 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-14 23:25:32,835 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-14 23:25:32,835 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-14 23:25:32,836 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-14 23:25:32,836 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-14 23:25:32,836 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-14 23:25:32,836 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-14 23:25:32,836 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-14 23:25:32,837 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-14 23:25:32,837 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-14 23:25:32,837 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-14 23:25:32,837 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-14 23:25:32,837 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-14 23:25:32,837 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-14 23:25:32,838 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-14 23:25:32,838 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-14 23:25:32,838 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-14 23:25:32,838 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-14 23:25:32,838 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-14 23:25:32,838 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-14 23:25:32,839 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-14 23:25:32,839 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-14 23:25:32,839 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-14 23:25:32,839 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-14 23:25:32,839 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-14 23:25:32,839 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-14 23:25:32,840 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-14 23:25:32,840 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-14 23:25:32,840 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-14 23:25:32,840 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-14 23:25:32,840 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-14 23:25:32,840 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-14 23:25:32,841 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-14 23:25:32,841 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-14 23:25:32,841 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-14 23:25:32,841 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-14 23:25:32,841 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:25:32,841 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:25:32,842 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-14 23:25:32,842 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-14 23:25:32,842 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-14 23:25:32,842 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-14 23:25:32,842 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-14 23:25:32,842 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:25:32,843 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:25:32,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:25:35,090 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:25:35,091 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 23:25:35,093 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:25:35 BoogieIcfgContainer [2019-10-14 23:25:35,093 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:25:35,094 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:25:35,094 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:25:35,098 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:25:35,098 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:25:31" (1/3) ... [2019-10-14 23:25:35,099 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e4420a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:25:35, skipping insertion in model container [2019-10-14 23:25:35,099 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:25:32" (2/3) ... [2019-10-14 23:25:35,100 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e4420a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:25:35, skipping insertion in model container [2019-10-14 23:25:35,100 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:25:35" (3/3) ... [2019-10-14 23:25:35,102 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product40.cil.c [2019-10-14 23:25:35,111 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:25:35,122 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:25:35,133 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:25:35,168 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:25:35,169 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:25:35,169 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:25:35,169 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:25:35,169 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:25:35,169 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:25:35,169 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:25:35,169 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:25:35,199 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states. [2019-10-14 23:25:35,223 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 164 [2019-10-14 23:25:35,224 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:25:35,225 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:25:35,228 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:25:35,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:25:35,240 INFO L82 PathProgramCache]: Analyzing trace with hash -1971264003, now seen corresponding path program 1 times [2019-10-14 23:25:35,249 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:25:35,250 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [483614476] [2019-10-14 23:25:35,250 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:25:35,251 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:25:35,253 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:25:35,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:37,913 WARN L191 SmtUtils]: Spent 2.11 s on a formula simplification that was a NOOP. DAG size: 541 [2019-10-14 23:25:37,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:37,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:37,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:37,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:37,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:38,325 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-14 23:25:38,326 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [483614476] [2019-10-14 23:25:38,326 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:25:38,327 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-14 23:25:38,327 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1989263864] [2019-10-14 23:25:38,332 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-14 23:25:38,332 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:25:38,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-14 23:25:38,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-10-14 23:25:38,349 INFO L87 Difference]: Start difference. First operand 511 states. Second operand 10 states. [2019-10-14 23:25:57,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:25:57,941 INFO L93 Difference]: Finished difference Result 1100 states and 1685 transitions. [2019-10-14 23:25:57,941 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-10-14 23:25:57,943 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 163 [2019-10-14 23:25:57,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:25:57,970 INFO L225 Difference]: With dead ends: 1100 [2019-10-14 23:25:57,970 INFO L226 Difference]: Without dead ends: 813 [2019-10-14 23:25:57,978 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=147, Invalid=315, Unknown=0, NotChecked=0, Total=462 [2019-10-14 23:25:57,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 813 states. [2019-10-14 23:25:58,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 813 to 482. [2019-10-14 23:25:58,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2019-10-14 23:25:58,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 655 transitions. [2019-10-14 23:25:58,268 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 655 transitions. Word has length 163 [2019-10-14 23:25:58,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:25:58,269 INFO L462 AbstractCegarLoop]: Abstraction has 482 states and 655 transitions. [2019-10-14 23:25:58,270 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-14 23:25:58,270 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 655 transitions. [2019-10-14 23:25:58,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-10-14 23:25:58,275 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:25:58,276 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:25:58,276 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:25:58,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:25:58,277 INFO L82 PathProgramCache]: Analyzing trace with hash 1037006653, now seen corresponding path program 1 times [2019-10-14 23:25:58,277 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:25:58,277 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654171871] [2019-10-14 23:25:58,277 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:25:58,277 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:25:58,278 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:25:58,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,368 WARN L191 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 541 [2019-10-14 23:26:00,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:00,698 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-14 23:26:00,698 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654171871] [2019-10-14 23:26:00,698 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:26:00,698 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-14 23:26:00,698 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1107491839] [2019-10-14 23:26:00,700 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-14 23:26:00,701 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:26:00,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-14 23:26:00,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-14 23:26:00,701 INFO L87 Difference]: Start difference. First operand 482 states and 655 transitions. Second operand 11 states. [2019-10-14 23:26:05,760 WARN L191 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 544