java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec6_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:29:15,055 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:29:15,058 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:29:15,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:29:15,078 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:29:15,080 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:29:15,081 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:29:15,091 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:29:15,094 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:29:15,097 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:29:15,099 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:29:15,101 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:29:15,101 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:29:15,102 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:29:15,105 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:29:15,106 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:29:15,107 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:29:15,109 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:29:15,110 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:29:15,114 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:29:15,117 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:29:15,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:29:15,119 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:29:15,121 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:29:15,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:29:15,123 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:29:15,123 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:29:15,124 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:29:15,124 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:29:15,125 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:29:15,125 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:29:15,126 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:29:15,127 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:29:15,127 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:29:15,128 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:29:15,129 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:29:15,129 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:29:15,129 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:29:15,130 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:29:15,130 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:29:15,131 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:29:15,132 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 23:29:15,145 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:29:15,145 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:29:15,146 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:29:15,147 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:29:15,147 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:29:15,147 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:29:15,147 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:29:15,147 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:29:15,148 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:29:15,148 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:29:15,148 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:29:15,148 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:29:15,148 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:29:15,149 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:29:15,149 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:29:15,149 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:29:15,149 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:29:15,149 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:29:15,150 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:29:15,150 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:29:15,150 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:29:15,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:29:15,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:29:15,151 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:29:15,151 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:29:15,151 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:29:15,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:29:15,151 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:29:15,152 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:29:15,427 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:29:15,440 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:29:15,444 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:29:15,445 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:29:15,446 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:29:15,446 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec6_product16.cil.c [2019-10-14 23:29:15,516 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8841b801/e6bf84400a3540b0b22cc30cbc100f39/FLAG0c1bb060a [2019-10-14 23:29:16,158 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:29:16,160 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec6_product16.cil.c [2019-10-14 23:29:16,191 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8841b801/e6bf84400a3540b0b22cc30cbc100f39/FLAG0c1bb060a [2019-10-14 23:29:16,429 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e8841b801/e6bf84400a3540b0b22cc30cbc100f39 [2019-10-14 23:29:16,438 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:29:16,440 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:29:16,441 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:29:16,441 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:29:16,445 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:29:16,447 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:29:16" (1/1) ... [2019-10-14 23:29:16,450 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a30decc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:16, skipping insertion in model container [2019-10-14 23:29:16,450 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:29:16" (1/1) ... [2019-10-14 23:29:16,458 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:29:16,531 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:29:17,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:29:17,349 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:29:17,484 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:29:17,571 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:29:17,571 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:17 WrapperNode [2019-10-14 23:29:17,572 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:29:17,572 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:29:17,572 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:29:17,573 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:29:17,586 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:17" (1/1) ... [2019-10-14 23:29:17,586 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:17" (1/1) ... [2019-10-14 23:29:17,618 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:17" (1/1) ... [2019-10-14 23:29:17,619 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:17" (1/1) ... [2019-10-14 23:29:17,674 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:17" (1/1) ... [2019-10-14 23:29:17,695 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:17" (1/1) ... [2019-10-14 23:29:17,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:17" (1/1) ... [2019-10-14 23:29:17,724 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:29:17,725 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:29:17,725 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:29:17,725 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:29:17,726 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:29:17,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:29:17,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:29:17,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:29:17,789 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-14 23:29:17,789 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-14 23:29:17,789 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-14 23:29:17,789 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-14 23:29:17,789 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-14 23:29:17,790 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-14 23:29:17,790 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-14 23:29:17,790 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-14 23:29:17,790 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:29:17,790 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:29:17,791 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-14 23:29:17,791 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-14 23:29:17,791 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-14 23:29:17,791 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-14 23:29:17,792 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-14 23:29:17,792 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-14 23:29:17,792 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-14 23:29:17,792 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-14 23:29:17,793 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-14 23:29:17,793 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-10-14 23:29:17,794 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-14 23:29:17,794 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-14 23:29:17,794 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-14 23:29:17,794 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-14 23:29:17,794 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-14 23:29:17,795 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-14 23:29:17,795 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-14 23:29:17,795 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-14 23:29:17,795 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-14 23:29:17,795 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-14 23:29:17,795 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-14 23:29:17,796 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-14 23:29:17,796 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-14 23:29:17,796 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-14 23:29:17,796 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-14 23:29:17,796 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-14 23:29:17,796 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-14 23:29:17,797 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-14 23:29:17,797 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-14 23:29:17,797 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-14 23:29:17,797 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-14 23:29:17,797 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-14 23:29:17,797 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-14 23:29:17,797 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-14 23:29:17,797 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-14 23:29:17,798 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-14 23:29:17,798 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-14 23:29:17,798 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-14 23:29:17,798 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-14 23:29:17,798 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-14 23:29:17,798 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-14 23:29:17,798 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-14 23:29:17,798 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-14 23:29:17,799 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-14 23:29:17,799 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-14 23:29:17,799 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-14 23:29:17,799 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-14 23:29:17,799 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-14 23:29:17,799 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-14 23:29:17,799 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-14 23:29:17,800 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-14 23:29:17,800 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-14 23:29:17,800 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-14 23:29:17,800 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-14 23:29:17,800 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-14 23:29:17,800 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-14 23:29:17,800 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-14 23:29:17,800 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-14 23:29:17,801 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-14 23:29:17,801 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-14 23:29:17,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:29:17,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:29:17,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:29:17,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:29:17,802 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:29:17,802 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:29:17,802 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:29:17,802 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:29:17,802 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:29:17,802 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:29:17,803 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:29:17,803 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:29:17,803 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-10-14 23:29:17,803 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-14 23:29:17,803 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-10-14 23:29:17,803 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-14 23:29:17,804 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-14 23:29:17,804 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-14 23:29:17,804 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-14 23:29:17,804 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptDecrypt_spec__1 [2019-10-14 23:29:17,804 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptDecrypt_spec__2 [2019-10-14 23:29:17,805 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-14 23:29:17,805 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-10-14 23:29:17,805 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-14 23:29:17,805 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-14 23:29:17,805 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2019-10-14 23:29:17,805 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-10-14 23:29:17,805 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-14 23:29:17,806 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-14 23:29:17,806 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-14 23:29:17,806 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-14 23:29:17,806 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-14 23:29:17,806 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-14 23:29:17,806 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-14 23:29:17,806 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-14 23:29:17,806 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-14 23:29:17,806 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-10-14 23:29:17,807 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:29:17,807 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:29:17,807 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:29:17,807 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:29:17,807 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-14 23:29:17,807 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-14 23:29:17,807 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-14 23:29:17,808 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-14 23:29:17,808 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-14 23:29:17,808 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-14 23:29:17,808 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-14 23:29:17,808 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-14 23:29:17,808 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:29:17,809 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:29:17,809 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:29:17,809 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-14 23:29:17,809 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-14 23:29:17,809 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-14 23:29:17,809 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-14 23:29:17,809 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-14 23:29:17,810 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-14 23:29:17,810 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-14 23:29:17,810 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-14 23:29:17,810 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-14 23:29:17,810 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-14 23:29:17,810 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-14 23:29:17,811 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:29:17,811 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:29:17,811 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:29:17,811 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-14 23:29:17,811 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-14 23:29:17,811 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-14 23:29:17,811 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-14 23:29:17,812 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-14 23:29:17,812 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-14 23:29:17,812 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-14 23:29:17,812 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-14 23:29:17,812 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-14 23:29:17,812 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-10-14 23:29:17,812 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-14 23:29:17,813 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-14 23:29:17,813 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-14 23:29:17,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:29:17,813 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-14 23:29:17,813 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-14 23:29:17,813 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-14 23:29:17,813 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-14 23:29:17,814 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-14 23:29:17,814 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-14 23:29:17,814 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-14 23:29:17,814 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-14 23:29:17,814 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-14 23:29:17,814 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-14 23:29:17,814 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-14 23:29:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-14 23:29:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-14 23:29:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-14 23:29:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-14 23:29:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-14 23:29:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-14 23:29:17,815 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-14 23:29:17,816 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-14 23:29:17,816 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-14 23:29:17,816 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-14 23:29:17,816 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-14 23:29:17,816 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-14 23:29:17,816 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-14 23:29:17,816 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-14 23:29:17,816 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-14 23:29:17,817 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-14 23:29:17,817 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-14 23:29:17,817 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-14 23:29:17,817 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-14 23:29:17,817 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-14 23:29:17,817 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-14 23:29:17,817 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-14 23:29:17,818 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-14 23:29:17,818 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-14 23:29:17,818 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-14 23:29:17,818 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-14 23:29:17,818 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-14 23:29:17,818 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-14 23:29:17,819 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-14 23:29:17,819 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-14 23:29:17,819 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-14 23:29:17,819 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:29:17,819 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:29:17,819 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:29:17,819 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:29:17,820 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:29:17,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:29:17,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:29:17,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:29:17,820 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:29:17,820 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:29:17,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:29:17,820 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:29:17,821 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:29:17,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:29:17,821 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:29:17,821 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:29:17,821 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:29:17,821 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:29:17,821 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-14 23:29:17,822 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-14 23:29:17,822 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-14 23:29:17,822 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-14 23:29:17,822 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-10-14 23:29:17,822 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-10-14 23:29:17,822 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-14 23:29:17,822 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-14 23:29:17,823 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptDecrypt_spec__1 [2019-10-14 23:29:17,823 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptDecrypt_spec__2 [2019-10-14 23:29:17,823 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-14 23:29:17,823 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-14 23:29:17,823 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-14 23:29:17,823 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-14 23:29:17,823 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-14 23:29:17,824 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-10-14 23:29:17,824 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-10-14 23:29:17,824 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2019-10-14 23:29:17,824 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-10-14 23:29:17,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:29:17,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:29:17,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:29:19,820 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:29:19,821 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 23:29:19,822 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:29:19 BoogieIcfgContainer [2019-10-14 23:29:19,822 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:29:19,823 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:29:19,824 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:29:19,826 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:29:19,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:29:16" (1/3) ... [2019-10-14 23:29:19,827 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4724ca37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:29:19, skipping insertion in model container [2019-10-14 23:29:19,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:17" (2/3) ... [2019-10-14 23:29:19,828 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4724ca37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:29:19, skipping insertion in model container [2019-10-14 23:29:19,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:29:19" (3/3) ... [2019-10-14 23:29:19,830 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec6_product16.cil.c [2019-10-14 23:29:19,839 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:29:19,850 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:29:19,861 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:29:19,902 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:29:19,902 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:29:19,903 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:29:19,903 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:29:19,903 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:29:19,903 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:29:19,903 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:29:19,903 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:29:19,939 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states. [2019-10-14 23:29:19,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-10-14 23:29:19,971 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:29:19,973 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:29:19,975 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:29:19,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:29:19,981 INFO L82 PathProgramCache]: Analyzing trace with hash -610566367, now seen corresponding path program 1 times [2019-10-14 23:29:19,990 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:29:19,991 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572129197] [2019-10-14 23:29:19,995 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:19,995 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:19,995 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:29:20,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,334 WARN L191 SmtUtils]: Spent 1.72 s on a formula simplification that was a NOOP. DAG size: 556 [2019-10-14 23:29:22,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:22,734 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-10-14 23:29:22,735 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572129197] [2019-10-14 23:29:22,736 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:29:22,736 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-14 23:29:22,736 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563488762] [2019-10-14 23:29:22,741 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-14 23:29:22,742 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:29:22,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-14 23:29:22,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2019-10-14 23:29:22,757 INFO L87 Difference]: Start difference. First operand 484 states. Second operand 11 states. [2019-10-14 23:29:36,735 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:29:36,735 INFO L93 Difference]: Finished difference Result 1049 states and 1528 transitions. [2019-10-14 23:29:36,736 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2019-10-14 23:29:36,738 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 176 [2019-10-14 23:29:36,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:29:36,763 INFO L225 Difference]: With dead ends: 1049 [2019-10-14 23:29:36,763 INFO L226 Difference]: Without dead ends: 732 [2019-10-14 23:29:36,771 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 210 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=269, Invalid=661, Unknown=0, NotChecked=0, Total=930 [2019-10-14 23:29:36,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2019-10-14 23:29:37,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 461. [2019-10-14 23:29:37,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 461 states. [2019-10-14 23:29:37,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 461 states and 611 transitions. [2019-10-14 23:29:37,089 INFO L78 Accepts]: Start accepts. Automaton has 461 states and 611 transitions. Word has length 176 [2019-10-14 23:29:37,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:29:37,089 INFO L462 AbstractCegarLoop]: Abstraction has 461 states and 611 transitions. [2019-10-14 23:29:37,090 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-14 23:29:37,090 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 611 transitions. [2019-10-14 23:29:37,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-10-14 23:29:37,094 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:29:37,094 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:29:37,095 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:29:37,095 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:29:37,095 INFO L82 PathProgramCache]: Analyzing trace with hash 1997838255, now seen corresponding path program 1 times [2019-10-14 23:29:37,096 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:29:37,096 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1553683821] [2019-10-14 23:29:37,096 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:37,096 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:37,096 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:29:37,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,751 WARN L191 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 556 [2019-10-14 23:29:38,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:39,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:39,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:39,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:39,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:39,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:39,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:39,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:39,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:39,098 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-10-14 23:29:39,099 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1553683821] [2019-10-14 23:29:39,099 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:29:39,099 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-14 23:29:39,100 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253390355] [2019-10-14 23:29:39,116 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 23:29:39,116 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:29:39,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 23:29:39,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2019-10-14 23:29:39,117 INFO L87 Difference]: Start difference. First operand 461 states and 611 transitions. Second operand 12 states. [2019-10-14 23:29:44,137 WARN L191 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 559 [2019-10-14 23:29:56,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:29:56,308 INFO L93 Difference]: Finished difference Result 964 states and 1361 transitions. [2019-10-14 23:29:56,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2019-10-14 23:29:56,309 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 177 [2019-10-14 23:29:56,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:29:56,318 INFO L225 Difference]: With dead ends: 964 [2019-10-14 23:29:56,318 INFO L226 Difference]: Without dead ends: 735 [2019-10-14 23:29:56,320 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=176, Invalid=376, Unknown=0, NotChecked=0, Total=552 [2019-10-14 23:29:56,321 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 735 states. [2019-10-14 23:29:56,516 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 735 to 463. [2019-10-14 23:29:56,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 463 states. [2019-10-14 23:29:56,519 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 613 transitions. [2019-10-14 23:29:56,519 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 613 transitions. Word has length 177 [2019-10-14 23:29:56,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:29:56,520 INFO L462 AbstractCegarLoop]: Abstraction has 463 states and 613 transitions. [2019-10-14 23:29:56,520 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-14 23:29:56,520 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 613 transitions. [2019-10-14 23:29:56,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-10-14 23:29:56,523 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:29:56,524 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:29:56,524 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:29:56,524 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:29:56,524 INFO L82 PathProgramCache]: Analyzing trace with hash 47308899, now seen corresponding path program 1 times [2019-10-14 23:29:56,525 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:29:56,525 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1990425437] [2019-10-14 23:29:56,525 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:56,525 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:56,525 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:29:56,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat