/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec6_product16.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:46:50,602 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:46:50,605 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:46:50,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:46:50,624 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:46:50,626 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:46:50,628 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:46:50,637 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:46:50,641 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:46:50,644 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:46:50,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:46:50,648 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:46:50,648 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:46:50,650 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:46:50,653 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:46:50,655 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:46:50,657 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:46:50,659 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:46:50,660 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:46:50,665 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:46:50,669 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:46:50,672 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:46:50,674 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:46:50,675 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:46:50,677 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:46:50,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:46:50,678 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:46:50,679 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:46:50,679 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:46:50,681 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:46:50,681 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:46:50,682 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:46:50,683 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:46:50,683 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:46:50,685 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:46:50,685 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:46:50,686 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:46:50,686 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:46:50,686 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:46:50,687 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:46:50,687 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:46:50,688 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-06 21:46:50,720 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:46:50,723 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:46:50,724 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:46:50,724 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:46:50,724 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:46:50,725 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:46:50,725 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:46:50,725 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:46:50,725 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:46:50,725 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:46:50,726 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:46:50,727 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:46:50,727 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:46:50,728 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:46:50,728 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:46:50,728 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:46:50,728 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:46:50,729 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:46:50,729 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:46:50,729 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:46:50,729 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:46:50,730 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:46:50,730 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:46:50,730 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:46:50,730 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:46:50,730 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:46:50,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:46:50,731 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:46:50,731 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:46:51,008 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:46:51,021 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:46:51,024 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:46:51,025 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:46:51,026 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:46:51,026 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec6_product16.cil.c [2019-11-06 21:46:51,101 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/174af87c7/3da545f9e6ed4761abc2f034e272216d/FLAG453ad06ed [2019-11-06 21:46:51,737 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:46:51,738 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec6_product16.cil.c [2019-11-06 21:46:51,766 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/174af87c7/3da545f9e6ed4761abc2f034e272216d/FLAG453ad06ed [2019-11-06 21:46:51,926 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/174af87c7/3da545f9e6ed4761abc2f034e272216d [2019-11-06 21:46:51,934 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:46:51,935 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:46:51,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:46:51,940 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:46:51,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:46:51,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:46:51" (1/1) ... [2019-11-06 21:46:51,947 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@244b71ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:51, skipping insertion in model container [2019-11-06 21:46:51,947 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:46:51" (1/1) ... [2019-11-06 21:46:51,956 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:46:52,036 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:46:52,775 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:46:52,792 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:46:52,922 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:46:53,011 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:46:53,012 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:53 WrapperNode [2019-11-06 21:46:53,012 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:46:53,013 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:46:53,013 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:46:53,013 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:46:53,027 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:53" (1/1) ... [2019-11-06 21:46:53,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:53" (1/1) ... [2019-11-06 21:46:53,057 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:53" (1/1) ... [2019-11-06 21:46:53,058 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:53" (1/1) ... [2019-11-06 21:46:53,135 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:53" (1/1) ... [2019-11-06 21:46:53,172 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:53" (1/1) ... [2019-11-06 21:46:53,193 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:53" (1/1) ... [2019-11-06 21:46:53,210 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:46:53,211 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:46:53,211 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:46:53,211 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:46:53,212 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:53" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:46:53,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:46:53,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:46:53,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:46:53,297 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-06 21:46:53,297 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:46:53,299 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-06 21:46:53,299 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:46:53,299 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-06 21:46:53,300 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:46:53,301 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:46:53,301 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:46:53,301 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:46:53,302 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:46:53,303 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-06 21:46:53,304 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-06 21:46:53,304 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-06 21:46:53,308 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-06 21:46:53,308 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-06 21:46:53,308 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-06 21:46:53,309 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-06 21:46:53,309 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-06 21:46:53,310 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-06 21:46:53,310 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-11-06 21:46:53,310 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:46:53,310 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:46:53,310 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:46:53,311 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:46:53,311 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:46:53,311 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:46:53,311 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:46:53,311 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:46:53,312 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:46:53,312 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:46:53,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:46:53,312 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:46:53,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:46:53,312 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:46:53,313 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:46:53,313 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:46:53,313 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:46:53,313 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:46:53,314 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:46:53,314 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:46:53,314 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:46:53,314 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:46:53,315 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:46:53,315 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:46:53,315 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:46:53,315 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:46:53,315 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:46:53,316 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:46:53,316 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:46:53,316 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:46:53,316 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:46:53,316 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:46:53,316 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:46:53,317 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:46:53,317 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:46:53,317 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:46:53,317 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:46:53,317 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:46:53,317 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:46:53,318 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:46:53,318 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:46:53,318 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:46:53,318 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:46:53,318 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:46:53,318 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:46:53,319 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:46:53,319 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:46:53,319 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:46:53,320 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:46:53,320 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:46:53,320 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:46:53,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:46:53,321 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:46:53,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:46:53,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:46:53,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:46:53,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:46:53,323 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:46:53,323 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:46:53,324 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:46:53,324 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:46:53,324 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:46:53,325 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-11-06 21:46:53,325 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:46:53,326 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-11-06 21:46:53,326 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:46:53,327 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:46:53,327 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:46:53,328 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:46:53,328 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptDecrypt_spec__1 [2019-11-06 21:46:53,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptDecrypt_spec__2 [2019-11-06 21:46:53,329 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:46:53,329 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-11-06 21:46:53,329 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:46:53,330 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:46:53,330 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2019-11-06 21:46:53,330 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-11-06 21:46:53,330 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:46:53,331 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:46:53,331 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:46:53,331 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:46:53,331 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:46:53,331 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:46:53,332 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:46:53,332 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-06 21:46:53,332 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-06 21:46:53,332 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-11-06 21:46:53,333 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:46:53,333 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:46:53,333 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:46:53,333 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:46:53,333 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:46:53,334 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:46:53,334 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:46:53,334 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:46:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:46:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:46:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:46:53,335 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:46:53,336 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:46:53,336 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:46:53,337 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:46:53,337 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:46:53,337 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:46:53,337 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:46:53,337 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:46:53,338 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:46:53,338 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-06 21:46:53,339 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:46:53,339 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:46:53,339 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:46:53,339 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:46:53,339 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:46:53,340 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:46:53,341 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:46:53,341 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:46:53,342 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-06 21:46:53,347 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-06 21:46:53,351 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-06 21:46:53,351 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-06 21:46:53,352 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-06 21:46:53,353 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-06 21:46:53,353 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-06 21:46:53,353 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-06 21:46:53,359 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-06 21:46:53,359 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-11-06 21:46:53,359 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-06 21:46:53,359 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-06 21:46:53,359 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-06 21:46:53,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:46:53,360 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:46:53,360 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:46:53,360 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:46:53,360 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:46:53,360 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:46:53,360 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:46:53,361 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:46:53,364 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:46:53,364 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:46:53,364 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:46:53,365 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:46:53,365 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:46:53,365 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:46:53,365 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:46:53,365 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:46:53,366 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:46:53,366 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:46:53,366 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:46:53,366 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:46:53,366 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:46:53,367 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:46:53,367 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:46:53,367 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:46:53,367 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:46:53,367 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:46:53,368 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:46:53,368 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:46:53,368 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:46:53,368 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:46:53,368 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:46:53,368 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:46:53,369 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:46:53,369 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:46:53,369 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:46:53,369 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:46:53,369 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:46:53,369 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:46:53,370 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:46:53,370 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:46:53,370 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:46:53,370 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:46:53,370 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:46:53,371 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:46:53,371 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:46:53,371 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:46:53,371 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:46:53,371 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:46:53,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:46:53,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:46:53,372 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:46:53,372 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:46:53,372 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:46:53,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:46:53,373 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:46:53,373 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:46:53,373 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:46:53,373 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:46:53,373 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:46:53,374 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:46:53,374 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:46:53,374 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:46:53,374 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:46:53,374 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:46:53,375 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:46:53,375 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-11-06 21:46:53,375 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-11-06 21:46:53,375 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:46:53,375 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-06 21:46:53,376 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptDecrypt_spec__1 [2019-11-06 21:46:53,376 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptDecrypt_spec__2 [2019-11-06 21:46:53,376 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:46:53,376 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:46:53,376 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:46:53,377 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:46:53,377 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:46:53,377 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-11-06 21:46:53,377 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-11-06 21:46:53,377 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2019-11-06 21:46:53,377 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-11-06 21:46:53,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:46:53,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:46:53,378 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:46:55,707 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:46:55,707 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:46:55,710 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:46:55 BoogieIcfgContainer [2019-11-06 21:46:55,710 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:46:55,711 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:46:55,712 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:46:55,715 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:46:55,716 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:46:51" (1/3) ... [2019-11-06 21:46:55,717 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35b2b558 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:46:55, skipping insertion in model container [2019-11-06 21:46:55,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:53" (2/3) ... [2019-11-06 21:46:55,717 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35b2b558 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:46:55, skipping insertion in model container [2019-11-06 21:46:55,717 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:46:55" (3/3) ... [2019-11-06 21:46:55,719 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec6_product16.cil.c [2019-11-06 21:46:55,729 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:46:55,741 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:46:55,754 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:46:55,794 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:46:55,794 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:46:55,794 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:46:55,794 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:46:55,794 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:46:55,794 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:46:55,795 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:46:55,795 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:46:55,834 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states. [2019-11-06 21:46:55,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-11-06 21:46:55,867 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:46:55,868 INFO L410 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] [2019-11-06 21:46:55,872 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:46:55,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:46:55,879 INFO L82 PathProgramCache]: Analyzing trace with hash -610566367, now seen corresponding path program 1 times [2019-11-06 21:46:55,890 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:46:55,893 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213071968] [2019-11-06 21:46:55,894 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:46:56,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,265 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 556 [2019-11-06 21:46:58,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:58,731 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-06 21:46:58,732 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213071968] [2019-11-06 21:46:58,733 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:46:58,733 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-11-06 21:46:58,734 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1608959834] [2019-11-06 21:46:58,739 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-06 21:46:58,739 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:46:58,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-06 21:46:58,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2019-11-06 21:46:58,756 INFO L87 Difference]: Start difference. First operand 484 states. Second operand 11 states. [2019-11-06 21:47:13,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:47:13,513 INFO L93 Difference]: Finished difference Result 1049 states and 1528 transitions. [2019-11-06 21:47:13,513 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2019-11-06 21:47:13,515 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 176 [2019-11-06 21:47:13,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:47:13,547 INFO L225 Difference]: With dead ends: 1049 [2019-11-06 21:47:13,547 INFO L226 Difference]: Without dead ends: 732 [2019-11-06 21:47:13,561 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 210 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=269, Invalid=661, Unknown=0, NotChecked=0, Total=930 [2019-11-06 21:47:13,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 732 states. [2019-11-06 21:47:13,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 732 to 461. [2019-11-06 21:47:13,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 461 states. [2019-11-06 21:47:13,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 461 states and 611 transitions. [2019-11-06 21:47:13,848 INFO L78 Accepts]: Start accepts. Automaton has 461 states and 611 transitions. Word has length 176 [2019-11-06 21:47:13,849 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:47:13,849 INFO L462 AbstractCegarLoop]: Abstraction has 461 states and 611 transitions. [2019-11-06 21:47:13,849 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-11-06 21:47:13,849 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 611 transitions. [2019-11-06 21:47:13,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2019-11-06 21:47:13,853 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:47:13,854 INFO L410 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] [2019-11-06 21:47:13,854 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:47:13,854 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:47:13,855 INFO L82 PathProgramCache]: Analyzing trace with hash 1997838255, now seen corresponding path program 1 times [2019-11-06 21:47:13,855 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:47:13,855 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1238316005] [2019-11-06 21:47:13,855 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:47:13,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,548 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 556 [2019-11-06 21:47:15,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:47:15,914 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-06 21:47:15,915 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1238316005] [2019-11-06 21:47:15,915 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:47:15,915 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-11-06 21:47:15,915 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [482434658] [2019-11-06 21:47:15,932 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-06 21:47:15,932 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:47:15,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-06 21:47:15,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2019-11-06 21:47:15,933 INFO L87 Difference]: Start difference. First operand 461 states and 611 transitions. Second operand 12 states. [2019-11-06 21:47:21,221 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 559