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_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:29:11,379 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:29:11,381 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:29:11,399 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:29:11,400 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:29:11,402 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:29:11,403 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:29:11,413 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:29:11,416 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:29:11,419 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:29:11,421 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:29:11,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:29:11,423 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:29:11,425 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:29:11,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:29:11,428 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:29:11,429 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:29:11,430 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:29:11,431 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:29:11,436 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:29:11,440 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:29:11,442 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:29:11,445 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:29:11,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:29:11,447 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:29:11,448 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:29:11,448 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:29:11,449 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:29:11,451 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:29:11,451 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:29:11,452 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:29:11,453 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:29:11,454 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:29:11,454 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:29:11,456 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:29:11,456 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:29:11,457 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:29:11,457 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:29:11,457 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:29:11,458 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:29:11,459 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:29:11,460 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 23:29:11,485 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:29:11,485 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:29:11,487 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:29:11,487 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:29:11,487 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:29:11,487 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:29:11,487 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:29:11,488 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:29:11,488 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:29:11,488 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:29:11,488 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:29:11,488 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:29:11,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:29:11,489 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:29:11,489 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:29:11,489 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:29:11,489 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:29:11,489 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:29:11,490 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:29:11,490 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:29:11,490 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:29:11,490 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:29:11,490 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:29:11,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:29:11,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:29:11,491 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:29:11,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:29:11,491 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:29:11,491 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:29:11,804 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:29:11,826 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:29:11,829 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:29:11,831 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:29:11,831 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:29:11,832 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec6_product14.cil.c [2019-10-14 23:29:11,910 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/196480247/ceb883823ed04dc68b59269f5e0bec67/FLAG049385df6 [2019-10-14 23:29:12,503 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:29:12,503 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec6_product14.cil.c [2019-10-14 23:29:12,537 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/196480247/ceb883823ed04dc68b59269f5e0bec67/FLAG049385df6 [2019-10-14 23:29:12,748 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/196480247/ceb883823ed04dc68b59269f5e0bec67 [2019-10-14 23:29:12,759 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:29:12,760 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:29:12,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:29:12,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:29:12,765 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:29:12,766 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:29:12" (1/1) ... [2019-10-14 23:29:12,769 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f1172d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:12, skipping insertion in model container [2019-10-14 23:29:12,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:29:12" (1/1) ... [2019-10-14 23:29:12,778 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:29:12,874 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:29:13,739 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:29:13,767 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:29:13,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:29:14,063 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:29:14,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:14 WrapperNode [2019-10-14 23:29:14,064 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:29:14,065 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:29:14,065 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:29:14,065 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:29:14,080 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:14" (1/1) ... [2019-10-14 23:29:14,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:14" (1/1) ... [2019-10-14 23:29:14,115 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:14" (1/1) ... [2019-10-14 23:29:14,116 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:14" (1/1) ... [2019-10-14 23:29:14,169 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:14" (1/1) ... [2019-10-14 23:29:14,204 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:14" (1/1) ... [2019-10-14 23:29:14,226 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:14" (1/1) ... [2019-10-14 23:29:14,242 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:29:14,243 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:29:14,243 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:29:14,243 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:29:14,244 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:14" (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 23:29:14,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:29:14,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:29:14,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:29:14,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-14 23:29:14,312 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-14 23:29:14,313 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-14 23:29:14,313 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-14 23:29:14,313 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-14 23:29:14,313 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-14 23:29:14,314 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-14 23:29:14,314 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-14 23:29:14,314 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:29:14,314 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:29:14,315 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-14 23:29:14,315 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-14 23:29:14,315 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-14 23:29:14,315 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-14 23:29:14,316 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-14 23:29:14,316 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-14 23:29:14,316 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-14 23:29:14,316 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-14 23:29:14,317 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-14 23:29:14,317 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-10-14 23:29:14,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptDecrypt_spec__1 [2019-10-14 23:29:14,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptDecrypt_spec__2 [2019-10-14 23:29:14,318 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-14 23:29:14,318 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-14 23:29:14,318 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-14 23:29:14,319 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-14 23:29:14,319 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-14 23:29:14,319 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-14 23:29:14,319 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-14 23:29:14,319 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-14 23:29:14,320 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-14 23:29:14,320 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-14 23:29:14,320 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-14 23:29:14,320 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-14 23:29:14,320 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-14 23:29:14,321 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-14 23:29:14,321 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-14 23:29:14,321 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-14 23:29:14,321 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-14 23:29:14,321 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-14 23:29:14,321 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-14 23:29:14,322 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-14 23:29:14,322 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-14 23:29:14,322 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-14 23:29:14,322 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-14 23:29:14,322 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-14 23:29:14,322 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-14 23:29:14,323 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-14 23:29:14,323 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-14 23:29:14,323 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-14 23:29:14,323 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-14 23:29:14,323 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:29:14,324 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:29:14,324 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:29:14,324 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:29:14,324 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-14 23:29:14,324 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-10-14 23:29:14,324 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2019-10-14 23:29:14,325 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-14 23:29:14,325 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-14 23:29:14,325 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2019-10-14 23:29:14,325 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-14 23:29:14,325 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-14 23:29:14,326 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-14 23:29:14,326 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-14 23:29:14,326 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-14 23:29:14,326 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-14 23:29:14,326 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-14 23:29:14,327 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-14 23:29:14,327 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-14 23:29:14,327 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-10-14 23:29:14,327 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:29:14,327 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-14 23:29:14,327 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:29:14,328 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-10-14 23:29:14,328 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-14 23:29:14,328 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-10-14 23:29:14,328 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-14 23:29:14,328 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-14 23:29:14,329 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-14 23:29:14,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:29:14,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:29:14,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:29:14,329 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:29:14,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:29:14,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:29:14,330 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-14 23:29:14,330 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-14 23:29:14,330 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-14 23:29:14,330 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-14 23:29:14,331 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-14 23:29:14,331 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-14 23:29:14,331 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-14 23:29:14,331 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-14 23:29:14,331 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-14 23:29:14,332 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-14 23:29:14,332 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-14 23:29:14,332 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-14 23:29:14,332 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-14 23:29:14,332 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-14 23:29:14,332 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-14 23:29:14,333 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-14 23:29:14,333 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-14 23:29:14,333 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-14 23:29:14,333 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-14 23:29:14,333 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-14 23:29:14,334 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-14 23:29:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:29:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:29:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:29:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:29:14,334 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-14 23:29:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-14 23:29:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-14 23:29:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-14 23:29:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-14 23:29:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-14 23:29:14,335 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-14 23:29:14,336 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-14 23:29:14,336 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-14 23:29:14,336 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-14 23:29:14,336 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:29:14,336 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:29:14,336 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:29:14,336 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-14 23:29:14,337 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-14 23:29:14,337 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-14 23:29:14,337 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-14 23:29:14,337 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-14 23:29:14,337 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-14 23:29:14,337 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-14 23:29:14,338 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-14 23:29:14,338 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-14 23:29:14,338 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-14 23:29:14,338 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-14 23:29:14,338 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:29:14,338 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:29:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:29:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-14 23:29:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-14 23:29:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-14 23:29:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-14 23:29:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-14 23:29:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-14 23:29:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-14 23:29:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-14 23:29:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-14 23:29:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-10-14 23:29:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-14 23:29:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-14 23:29:14,341 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-14 23:29:14,341 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:29:14,341 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:29:14,341 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-14 23:29:14,341 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-14 23:29:14,341 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-14 23:29:14,341 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-14 23:29:14,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptDecrypt_spec__1 [2019-10-14 23:29:14,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptDecrypt_spec__2 [2019-10-14 23:29:14,342 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-14 23:29:14,342 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-14 23:29:14,342 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-14 23:29:14,342 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-14 23:29:14,342 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-14 23:29:14,342 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-14 23:29:14,343 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-14 23:29:14,343 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-14 23:29:14,343 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-14 23:29:14,343 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-14 23:29:14,343 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-14 23:29:14,343 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-14 23:29:14,343 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-14 23:29:14,344 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-14 23:29:14,344 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-14 23:29:14,344 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-14 23:29:14,344 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-14 23:29:14,344 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-14 23:29:14,344 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:29:14,344 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-14 23:29:14,345 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-14 23:29:14,345 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-14 23:29:14,345 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-14 23:29:14,345 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-14 23:29:14,345 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-14 23:29:14,345 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-14 23:29:14,345 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-14 23:29:14,345 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-14 23:29:14,346 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-14 23:29:14,346 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-14 23:29:14,346 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-10-14 23:29:14,346 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-10-14 23:29:14,346 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2019-10-14 23:29:14,346 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2019-10-14 23:29:14,346 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-14 23:29:14,346 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-14 23:29:14,347 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-14 23:29:14,347 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-14 23:29:14,347 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-14 23:29:14,347 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-14 23:29:14,347 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-10-14 23:29:14,347 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-10-14 23:29:14,347 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:29:14,348 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:29:14,348 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:29:14,348 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:29:14,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:29:14,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:29:14,348 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:29:14,348 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:29:14,349 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:29:14,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:29:14,349 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:29:14,349 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:29:14,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:29:14,349 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:29:14,349 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:29:14,350 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:29:14,350 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-14 23:29:14,350 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-14 23:29:14,350 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-14 23:29:14,350 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-14 23:29:14,350 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-14 23:29:14,351 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-14 23:29:14,351 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-14 23:29:14,351 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-14 23:29:14,351 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-14 23:29:14,351 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-14 23:29:14,351 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-14 23:29:14,351 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-14 23:29:14,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:29:14,352 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:29:14,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:29:16,395 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:29:16,396 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 23:29:16,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:29:16 BoogieIcfgContainer [2019-10-14 23:29:16,398 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:29:16,401 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:29:16,401 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:29:16,404 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:29:16,404 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:29:12" (1/3) ... [2019-10-14 23:29:16,406 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57c745f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:29:16, skipping insertion in model container [2019-10-14 23:29:16,406 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:14" (2/3) ... [2019-10-14 23:29:16,406 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57c745f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:29:16, skipping insertion in model container [2019-10-14 23:29:16,407 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:29:16" (3/3) ... [2019-10-14 23:29:16,409 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec6_product14.cil.c [2019-10-14 23:29:16,420 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:29:16,432 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:29:16,446 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:29:16,493 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:29:16,493 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:29:16,493 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:29:16,493 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:29:16,494 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:29:16,494 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:29:16,494 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:29:16,494 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:29:16,533 INFO L276 IsEmpty]: Start isEmpty. Operand 525 states. [2019-10-14 23:29:16,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-10-14 23:29:16,568 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:29:16,570 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, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:29:16,572 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:29:16,578 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:29:16,579 INFO L82 PathProgramCache]: Analyzing trace with hash -1152105549, now seen corresponding path program 1 times [2019-10-14 23:29:16,588 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:29:16,589 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1542787914] [2019-10-14 23:29:16,591 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:16,592 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:16,592 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:29:16,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:18,950 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 562 [2019-10-14 23:29:18,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:18,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:18,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:18,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:19,438 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 23:29:19,439 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1542787914] [2019-10-14 23:29:19,440 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:29:19,440 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-14 23:29:19,441 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606379538] [2019-10-14 23:29:19,448 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-14 23:29:19,449 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:29:19,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-14 23:29:19,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2019-10-14 23:29:19,466 INFO L87 Difference]: Start difference. First operand 525 states. Second operand 11 states. [2019-10-14 23:29:35,852 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:29:35,852 INFO L93 Difference]: Finished difference Result 1051 states and 1599 transitions. [2019-10-14 23:29:35,853 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2019-10-14 23:29:35,855 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 185 [2019-10-14 23:29:35,856 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:29:35,886 INFO L225 Difference]: With dead ends: 1051 [2019-10-14 23:29:35,886 INFO L226 Difference]: Without dead ends: 754 [2019-10-14 23:29:35,894 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=269, Invalid=661, Unknown=0, NotChecked=0, Total=930 [2019-10-14 23:29:35,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 754 states. [2019-10-14 23:29:36,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 754 to 474. [2019-10-14 23:29:36,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 474 states. [2019-10-14 23:29:36,196 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 474 states to 474 states and 657 transitions. [2019-10-14 23:29:36,198 INFO L78 Accepts]: Start accepts. Automaton has 474 states and 657 transitions. Word has length 185 [2019-10-14 23:29:36,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:29:36,199 INFO L462 AbstractCegarLoop]: Abstraction has 474 states and 657 transitions. [2019-10-14 23:29:36,199 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-14 23:29:36,199 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 657 transitions. [2019-10-14 23:29:36,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2019-10-14 23:29:36,210 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:29:36,210 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:29:36,210 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:29:36,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:29:36,211 INFO L82 PathProgramCache]: Analyzing trace with hash -1212655790, now seen corresponding path program 1 times [2019-10-14 23:29:36,212 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:29:36,212 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [581409300] [2019-10-14 23:29:36,212 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:36,212 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:36,212 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:29:36,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,018 WARN L191 SmtUtils]: Spent 1.62 s on a formula simplification that was a NOOP. DAG size: 562 [2019-10-14 23:29:38,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:38,391 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 23:29:38,392 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [581409300] [2019-10-14 23:29:38,392 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:29:38,392 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-14 23:29:38,393 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813572339] [2019-10-14 23:29:38,394 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 23:29:38,395 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:29:38,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 23:29:38,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2019-10-14 23:29:38,396 INFO L87 Difference]: Start difference. First operand 474 states and 657 transitions. Second operand 12 states. [2019-10-14 23:29:42,955 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 565