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/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec11_product39.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-673a906-m [2019-10-03 02:51:10,271 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-03 02:51:10,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-03 02:51:10,286 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-03 02:51:10,286 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-03 02:51:10,287 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-03 02:51:10,289 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-03 02:51:10,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-03 02:51:10,294 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-03 02:51:10,295 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-03 02:51:10,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-03 02:51:10,297 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-03 02:51:10,297 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-03 02:51:10,298 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-03 02:51:10,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-03 02:51:10,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-03 02:51:10,301 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-03 02:51:10,302 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-03 02:51:10,304 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-03 02:51:10,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-03 02:51:10,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-03 02:51:10,310 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-03 02:51:10,311 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-03 02:51:10,312 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-03 02:51:10,315 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-03 02:51:10,315 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-03 02:51:10,315 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-03 02:51:10,317 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-03 02:51:10,317 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-03 02:51:10,318 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-03 02:51:10,318 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-03 02:51:10,319 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-03 02:51:10,320 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-03 02:51:10,321 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-03 02:51:10,322 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-03 02:51:10,325 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-03 02:51:10,326 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-03 02:51:10,327 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-03 02:51:10,327 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-03 02:51:10,328 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-03 02:51:10,329 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-03 02:51:10,329 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/ai/svcomp-Reach-32bit-Automizer_Default+AIv2_INT.epf [2019-10-03 02:51:10,357 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-03 02:51:10,358 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-03 02:51:10,358 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-10-03 02:51:10,358 INFO L138 SettingsManager]: * Log level for plugins=info [2019-10-03 02:51:10,360 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-03 02:51:10,360 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-03 02:51:10,360 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-10-03 02:51:10,360 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-10-03 02:51:10,360 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-03 02:51:10,361 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-10-03 02:51:10,361 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-03 02:51:10,362 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-03 02:51:10,362 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-03 02:51:10,362 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-03 02:51:10,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-03 02:51:10,364 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-03 02:51:10,364 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-03 02:51:10,364 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-03 02:51:10,364 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-03 02:51:10,365 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-03 02:51:10,365 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-03 02:51:10,365 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-10-03 02:51:10,365 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-03 02:51:10,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-03 02:51:10,366 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-03 02:51:10,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-03 02:51:10,366 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-03 02:51:10,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-03 02:51:10,366 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-03 02:51:10,367 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-10-03 02:51:10,413 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-03 02:51:10,424 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-03 02:51:10,428 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-03 02:51:10,429 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-03 02:51:10,429 INFO L275 PluginConnector]: CDTParser initialized [2019-10-03 02:51:10,430 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product39.cil.c [2019-10-03 02:51:10,499 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/170f1043e/7b4d1961ea854444a83762274c84a0c6/FLAGe66a24175 [2019-10-03 02:51:11,191 INFO L306 CDTParser]: Found 1 translation units. [2019-10-03 02:51:11,192 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec11_product39.cil.c [2019-10-03 02:51:11,214 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/170f1043e/7b4d1961ea854444a83762274c84a0c6/FLAGe66a24175 [2019-10-03 02:51:11,402 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/170f1043e/7b4d1961ea854444a83762274c84a0c6 [2019-10-03 02:51:11,414 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-03 02:51:11,416 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-03 02:51:11,417 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-03 02:51:11,417 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-03 02:51:11,422 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-03 02:51:11,423 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:51:11" (1/1) ... [2019-10-03 02:51:11,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41280d5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:51:11, skipping insertion in model container [2019-10-03 02:51:11,427 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.10 02:51:11" (1/1) ... [2019-10-03 02:51:11,435 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-03 02:51:11,519 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-03 02:51:12,376 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:51:12,402 INFO L188 MainTranslator]: Completed pre-run [2019-10-03 02:51:12,515 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-03 02:51:12,600 INFO L192 MainTranslator]: Completed translation [2019-10-03 02:51:12,600 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:51:12 WrapperNode [2019-10-03 02:51:12,600 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-03 02:51:12,601 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-03 02:51:12,602 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-03 02:51:12,602 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-03 02:51:12,618 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:51:12" (1/1) ... [2019-10-03 02:51:12,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:51:12" (1/1) ... [2019-10-03 02:51:12,678 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:51:12" (1/1) ... [2019-10-03 02:51:12,679 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:51:12" (1/1) ... [2019-10-03 02:51:12,739 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:51:12" (1/1) ... [2019-10-03 02:51:12,769 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:51:12" (1/1) ... [2019-10-03 02:51:12,787 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:51:12" (1/1) ... [2019-10-03 02:51:12,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-03 02:51:12,805 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-03 02:51:12,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-03 02:51:12,805 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-03 02:51:12,807 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:51:12" (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 [2019-10-03 02:51:12,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-03 02:51:12,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-03 02:51:12,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-03 02:51:12,890 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-03 02:51:12,891 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-03 02:51:12,891 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-03 02:51:12,891 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-03 02:51:12,891 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-03 02:51:12,892 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-03 02:51:12,892 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-03 02:51:12,892 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-03 02:51:12,892 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-03 02:51:12,892 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-03 02:51:12,893 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-03 02:51:12,893 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-03 02:51:12,893 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-03 02:51:12,893 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-03 02:51:12,894 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-03 02:51:12,894 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-03 02:51:12,895 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-03 02:51:12,895 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-03 02:51:12,895 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-03 02:51:12,895 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-10-03 02:51:12,895 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-10-03 02:51:12,895 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-03 02:51:12,896 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-03 02:51:12,896 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-03 02:51:12,896 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-03 02:51:12,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2019-10-03 02:51:12,896 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-03 02:51:12,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-03 02:51:12,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-03 02:51:12,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-03 02:51:12,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-03 02:51:12,897 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-03 02:51:12,898 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-03 02:51:12,898 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-03 02:51:12,898 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-03 02:51:12,898 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-03 02:51:12,898 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-03 02:51:12,899 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-03 02:51:12,899 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-03 02:51:12,899 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-03 02:51:12,899 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-03 02:51:12,899 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-03 02:51:12,899 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-03 02:51:12,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-03 02:51:12,900 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-03 02:51:12,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-03 02:51:12,900 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-03 02:51:12,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-03 02:51:12,901 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-03 02:51:12,901 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-03 02:51:12,901 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-03 02:51:12,901 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-03 02:51:12,901 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-03 02:51:12,901 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-03 02:51:12,902 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-03 02:51:12,902 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-03 02:51:12,902 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-03 02:51:12,902 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-03 02:51:12,902 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-03 02:51:12,903 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-03 02:51:12,903 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-03 02:51:12,903 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-03 02:51:12,903 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-03 02:51:12,903 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-03 02:51:12,904 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-03 02:51:12,904 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-03 02:51:12,904 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-03 02:51:12,904 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-03 02:51:12,904 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-03 02:51:12,904 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-03 02:51:12,905 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-03 02:51:12,905 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-03 02:51:12,905 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-03 02:51:12,905 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-03 02:51:12,905 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-03 02:51:12,906 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-03 02:51:12,906 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-03 02:51:12,906 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-03 02:51:12,906 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-03 02:51:12,906 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-03 02:51:12,907 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-03 02:51:12,907 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-03 02:51:12,907 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-03 02:51:12,907 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-03 02:51:12,907 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-03 02:51:12,907 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2019-10-03 02:51:12,908 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-03 02:51:12,908 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-03 02:51:12,908 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2019-10-03 02:51:12,908 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-03 02:51:12,908 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-03 02:51:12,909 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-03 02:51:12,909 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-03 02:51:12,909 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-03 02:51:12,909 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-03 02:51:12,909 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-03 02:51:12,910 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-03 02:51:12,910 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-03 02:51:12,910 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-10-03 02:51:12,910 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-10-03 02:51:12,910 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-03 02:51:12,910 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-03 02:51:12,911 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-03 02:51:12,911 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-03 02:51:12,911 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-03 02:51:12,911 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-03 02:51:12,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-03 02:51:12,912 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-03 02:51:12,912 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-03 02:51:12,912 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-03 02:51:12,912 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-03 02:51:12,912 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-03 02:51:12,913 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-03 02:51:12,913 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-03 02:51:12,913 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-03 02:51:12,913 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-03 02:51:12,913 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-03 02:51:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-03 02:51:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-03 02:51:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-03 02:51:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-03 02:51:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-03 02:51:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-03 02:51:12,914 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-03 02:51:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-03 02:51:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-03 02:51:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-03 02:51:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-03 02:51:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-03 02:51:12,915 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-03 02:51:12,916 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-03 02:51:12,916 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-03 02:51:12,916 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-03 02:51:12,916 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-03 02:51:12,916 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-03 02:51:12,916 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-03 02:51:12,917 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-03 02:51:12,917 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-03 02:51:12,917 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-03 02:51:12,917 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-03 02:51:12,917 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-03 02:51:12,917 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-03 02:51:12,917 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-03 02:51:12,918 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-03 02:51:12,918 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-03 02:51:12,918 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-03 02:51:12,918 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-10-03 02:51:12,918 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-10-03 02:51:12,918 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-03 02:51:12,918 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-03 02:51:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-03 02:51:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-03 02:51:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-03 02:51:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-03 02:51:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-03 02:51:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2019-10-03 02:51:12,919 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-03 02:51:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-03 02:51:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-03 02:51:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-03 02:51:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-03 02:51:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-03 02:51:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-03 02:51:12,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-03 02:51:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-03 02:51:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-03 02:51:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-03 02:51:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-03 02:51:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-03 02:51:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-03 02:51:12,921 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-03 02:51:12,922 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-03 02:51:12,922 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-03 02:51:12,922 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-03 02:51:12,922 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-03 02:51:12,922 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-03 02:51:12,922 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-03 02:51:12,922 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-03 02:51:12,922 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-03 02:51:12,923 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-03 02:51:12,923 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-03 02:51:12,923 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-03 02:51:12,923 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-03 02:51:12,923 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-03 02:51:12,923 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-03 02:51:12,923 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-03 02:51:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-03 02:51:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-03 02:51:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-03 02:51:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-03 02:51:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-03 02:51:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-03 02:51:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-03 02:51:12,924 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-03 02:51:12,925 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-03 02:51:12,925 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-03 02:51:12,925 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-03 02:51:12,925 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-03 02:51:12,925 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-03 02:51:12,925 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-03 02:51:12,925 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-03 02:51:12,926 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-03 02:51:12,926 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-03 02:51:12,926 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-03 02:51:12,926 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-03 02:51:12,926 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-03 02:51:12,926 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-03 02:51:12,926 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-03 02:51:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-03 02:51:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-03 02:51:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-03 02:51:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-03 02:51:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-03 02:51:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-03 02:51:12,927 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-03 02:51:12,928 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-03 02:51:12,928 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-03 02:51:12,928 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-03 02:51:12,928 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-03 02:51:12,928 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-10-03 02:51:12,928 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-10-03 02:51:12,928 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2019-10-03 02:51:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2019-10-03 02:51:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-03 02:51:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-03 02:51:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-03 02:51:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-03 02:51:12,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-03 02:51:14,821 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-03 02:51:14,822 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-03 02:51:14,824 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:51:14 BoogieIcfgContainer [2019-10-03 02:51:14,824 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-03 02:51:14,825 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-03 02:51:14,826 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-03 02:51:14,829 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-03 02:51:14,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.10 02:51:11" (1/3) ... [2019-10-03 02:51:14,830 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@434804da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:51:14, skipping insertion in model container [2019-10-03 02:51:14,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.10 02:51:12" (2/3) ... [2019-10-03 02:51:14,831 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@434804da and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.10 02:51:14, skipping insertion in model container [2019-10-03 02:51:14,831 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.10 02:51:14" (3/3) ... [2019-10-03 02:51:14,833 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product39.cil.c [2019-10-03 02:51:14,843 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-03 02:51:14,860 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-03 02:51:14,877 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-03 02:51:14,908 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-10-03 02:51:14,908 INFO L378 AbstractCegarLoop]: Hoare is false [2019-10-03 02:51:14,909 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-03 02:51:14,909 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-03 02:51:14,909 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-03 02:51:14,909 INFO L382 AbstractCegarLoop]: Difference is false [2019-10-03 02:51:14,909 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-03 02:51:14,909 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-03 02:51:14,952 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states. [2019-10-03 02:51:14,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-10-03 02:51:14,994 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:51:14,995 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:51:14,999 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:51:15,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:51:15,005 INFO L82 PathProgramCache]: Analyzing trace with hash -511065576, now seen corresponding path program 1 times [2019-10-03 02:51:15,007 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:51:15,066 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:51:15,067 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:51:15,067 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:51:15,067 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:51:15,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:51:15,554 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-03 02:51:15,557 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:51:15,557 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-03 02:51:15,557 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:51:15,574 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-03 02:51:15,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-03 02:51:15,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 02:51:15,592 INFO L87 Difference]: Start difference. First operand 471 states. Second operand 2 states. [2019-10-03 02:51:15,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:51:15,669 INFO L93 Difference]: Finished difference Result 444 states and 605 transitions. [2019-10-03 02:51:15,669 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-03 02:51:15,671 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 161 [2019-10-03 02:51:15,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:51:15,697 INFO L225 Difference]: With dead ends: 444 [2019-10-03 02:51:15,698 INFO L226 Difference]: Without dead ends: 435 [2019-10-03 02:51:15,699 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-03 02:51:15,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 435 states. [2019-10-03 02:51:15,807 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 435 to 435. [2019-10-03 02:51:15,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 435 states. [2019-10-03 02:51:15,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 435 states and 594 transitions. [2019-10-03 02:51:15,816 INFO L78 Accepts]: Start accepts. Automaton has 435 states and 594 transitions. Word has length 161 [2019-10-03 02:51:15,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:51:15,819 INFO L475 AbstractCegarLoop]: Abstraction has 435 states and 594 transitions. [2019-10-03 02:51:15,819 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-03 02:51:15,819 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 594 transitions. [2019-10-03 02:51:15,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2019-10-03 02:51:15,825 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:51:15,825 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:51:15,825 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:51:15,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:51:15,826 INFO L82 PathProgramCache]: Analyzing trace with hash -961985465, now seen corresponding path program 1 times [2019-10-03 02:51:15,826 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:51:15,831 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:51:15,832 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:51:15,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:51:15,832 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:51:15,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:51:16,163 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-03 02:51:16,164 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:51:16,164 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:51:16,164 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:51:16,167 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:51:16,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:51:16,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:51:16,168 INFO L87 Difference]: Start difference. First operand 435 states and 594 transitions. Second operand 3 states. [2019-10-03 02:51:16,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:51:16,214 INFO L93 Difference]: Finished difference Result 438 states and 597 transitions. [2019-10-03 02:51:16,216 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:51:16,216 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 162 [2019-10-03 02:51:16,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:51:16,223 INFO L225 Difference]: With dead ends: 438 [2019-10-03 02:51:16,223 INFO L226 Difference]: Without dead ends: 438 [2019-10-03 02:51:16,224 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:51:16,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 438 states. [2019-10-03 02:51:16,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 438 to 437. [2019-10-03 02:51:16,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 437 states. [2019-10-03 02:51:16,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 437 states to 437 states and 596 transitions. [2019-10-03 02:51:16,249 INFO L78 Accepts]: Start accepts. Automaton has 437 states and 596 transitions. Word has length 162 [2019-10-03 02:51:16,249 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:51:16,250 INFO L475 AbstractCegarLoop]: Abstraction has 437 states and 596 transitions. [2019-10-03 02:51:16,250 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:51:16,250 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 596 transitions. [2019-10-03 02:51:16,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-10-03 02:51:16,253 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:51:16,253 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:51:16,254 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:51:16,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:51:16,254 INFO L82 PathProgramCache]: Analyzing trace with hash 1409703063, now seen corresponding path program 1 times [2019-10-03 02:51:16,254 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:51:16,258 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:51:16,259 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:51:16,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:51:16,259 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:51:16,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:51:16,432 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-03 02:51:16,433 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:51:16,433 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:51:16,433 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:51:16,437 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:51:16,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:51:16,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:51:16,440 INFO L87 Difference]: Start difference. First operand 437 states and 596 transitions. Second operand 3 states. [2019-10-03 02:51:16,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:51:16,466 INFO L93 Difference]: Finished difference Result 480 states and 669 transitions. [2019-10-03 02:51:16,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:51:16,466 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 172 [2019-10-03 02:51:16,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:51:16,471 INFO L225 Difference]: With dead ends: 480 [2019-10-03 02:51:16,471 INFO L226 Difference]: Without dead ends: 480 [2019-10-03 02:51:16,471 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:51:16,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2019-10-03 02:51:16,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 479. [2019-10-03 02:51:16,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 479 states. [2019-10-03 02:51:16,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 479 states and 668 transitions. [2019-10-03 02:51:16,493 INFO L78 Accepts]: Start accepts. Automaton has 479 states and 668 transitions. Word has length 172 [2019-10-03 02:51:16,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:51:16,493 INFO L475 AbstractCegarLoop]: Abstraction has 479 states and 668 transitions. [2019-10-03 02:51:16,493 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:51:16,494 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 668 transitions. [2019-10-03 02:51:16,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-10-03 02:51:16,498 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:51:16,498 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-03 02:51:16,498 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:51:16,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:51:16,499 INFO L82 PathProgramCache]: Analyzing trace with hash 1346259686, now seen corresponding path program 1 times [2019-10-03 02:51:16,499 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:51:16,503 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:51:16,503 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:51:16,503 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:51:16,504 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:51:16,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:51:16,697 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-03 02:51:16,697 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:51:16,697 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:51:16,698 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:51:16,698 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:51:16,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:51:16,699 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:51:16,699 INFO L87 Difference]: Start difference. First operand 479 states and 668 transitions. Second operand 3 states. [2019-10-03 02:51:16,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:51:16,725 INFO L93 Difference]: Finished difference Result 561 states and 807 transitions. [2019-10-03 02:51:16,725 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:51:16,726 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 173 [2019-10-03 02:51:16,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:51:16,731 INFO L225 Difference]: With dead ends: 561 [2019-10-03 02:51:16,732 INFO L226 Difference]: Without dead ends: 561 [2019-10-03 02:51:16,732 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:51:16,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 561 states. [2019-10-03 02:51:16,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 561 to 560. [2019-10-03 02:51:16,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 560 states. [2019-10-03 02:51:16,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 560 states to 560 states and 806 transitions. [2019-10-03 02:51:16,758 INFO L78 Accepts]: Start accepts. Automaton has 560 states and 806 transitions. Word has length 173 [2019-10-03 02:51:16,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:51:16,758 INFO L475 AbstractCegarLoop]: Abstraction has 560 states and 806 transitions. [2019-10-03 02:51:16,759 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:51:16,759 INFO L276 IsEmpty]: Start isEmpty. Operand 560 states and 806 transitions. [2019-10-03 02:51:16,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-10-03 02:51:16,763 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:51:16,763 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2019-10-03 02:51:16,763 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:51:16,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:51:16,764 INFO L82 PathProgramCache]: Analyzing trace with hash 1513768151, now seen corresponding path program 1 times [2019-10-03 02:51:16,764 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:51:16,767 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:51:16,768 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:51:16,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:51:16,768 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:51:16,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:51:16,896 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-03 02:51:16,897 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:51:16,897 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:51:16,897 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:51:16,898 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:51:16,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:51:16,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:51:16,899 INFO L87 Difference]: Start difference. First operand 560 states and 806 transitions. Second operand 3 states. [2019-10-03 02:51:16,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:51:16,941 INFO L93 Difference]: Finished difference Result 717 states and 1071 transitions. [2019-10-03 02:51:16,942 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:51:16,942 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 174 [2019-10-03 02:51:16,945 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:51:16,952 INFO L225 Difference]: With dead ends: 717 [2019-10-03 02:51:16,953 INFO L226 Difference]: Without dead ends: 717 [2019-10-03 02:51:16,953 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:51:16,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 717 states. [2019-10-03 02:51:16,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 717 to 716. [2019-10-03 02:51:16,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 716 states. [2019-10-03 02:51:17,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 716 states to 716 states and 1070 transitions. [2019-10-03 02:51:17,006 INFO L78 Accepts]: Start accepts. Automaton has 716 states and 1070 transitions. Word has length 174 [2019-10-03 02:51:17,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:51:17,006 INFO L475 AbstractCegarLoop]: Abstraction has 716 states and 1070 transitions. [2019-10-03 02:51:17,007 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:51:17,007 INFO L276 IsEmpty]: Start isEmpty. Operand 716 states and 1070 transitions. [2019-10-03 02:51:17,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-10-03 02:51:17,014 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:51:17,015 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2019-10-03 02:51:17,015 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:51:17,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:51:17,015 INFO L82 PathProgramCache]: Analyzing trace with hash -1676009818, now seen corresponding path program 1 times [2019-10-03 02:51:17,016 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:51:17,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:51:17,020 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:51:17,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:51:17,020 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:51:17,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:51:17,257 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-03 02:51:17,257 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:51:17,258 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-03 02:51:17,258 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:51:17,259 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-03 02:51:17,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-03 02:51:17,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:51:17,260 INFO L87 Difference]: Start difference. First operand 716 states and 1070 transitions. Second operand 3 states. [2019-10-03 02:51:17,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:51:17,295 INFO L93 Difference]: Finished difference Result 1017 states and 1575 transitions. [2019-10-03 02:51:17,296 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-03 02:51:17,296 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 175 [2019-10-03 02:51:17,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:51:17,309 INFO L225 Difference]: With dead ends: 1017 [2019-10-03 02:51:17,309 INFO L226 Difference]: Without dead ends: 1017 [2019-10-03 02:51:17,310 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-03 02:51:17,313 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1017 states. [2019-10-03 02:51:17,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1017 to 1016. [2019-10-03 02:51:17,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1016 states. [2019-10-03 02:51:17,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1016 states to 1016 states and 1574 transitions. [2019-10-03 02:51:17,435 INFO L78 Accepts]: Start accepts. Automaton has 1016 states and 1574 transitions. Word has length 175 [2019-10-03 02:51:17,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:51:17,435 INFO L475 AbstractCegarLoop]: Abstraction has 1016 states and 1574 transitions. [2019-10-03 02:51:17,436 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-03 02:51:17,436 INFO L276 IsEmpty]: Start isEmpty. Operand 1016 states and 1574 transitions. [2019-10-03 02:51:17,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2019-10-03 02:51:17,446 INFO L403 BasicCegarLoop]: Found error trace [2019-10-03 02:51:17,447 INFO L411 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2019-10-03 02:51:17,447 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-03 02:51:17,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-03 02:51:17,448 INFO L82 PathProgramCache]: Analyzing trace with hash -159129134, now seen corresponding path program 1 times [2019-10-03 02:51:17,448 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-10-03 02:51:17,452 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:51:17,453 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-03 02:51:17,453 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-03 02:51:17,453 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-10-03 02:51:17,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-03 02:51:17,699 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-10-03 02:51:17,699 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-03 02:51:17,700 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2019-10-03 02:51:17,700 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-10-03 02:51:17,700 INFO L454 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-10-03 02:51:17,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-10-03 02:51:17,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-03 02:51:17,701 INFO L87 Difference]: Start difference. First operand 1016 states and 1574 transitions. Second operand 8 states. [2019-10-03 02:51:17,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-03 02:51:17,755 INFO L93 Difference]: Finished difference Result 1013 states and 1571 transitions. [2019-10-03 02:51:17,755 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-03 02:51:17,756 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 178 [2019-10-03 02:51:17,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-03 02:51:17,756 INFO L225 Difference]: With dead ends: 1013 [2019-10-03 02:51:17,756 INFO L226 Difference]: Without dead ends: 0 [2019-10-03 02:51:17,757 INFO L640 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2019-10-03 02:51:17,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-03 02:51:17,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-03 02:51:17,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-03 02:51:17,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-03 02:51:17,758 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 178 [2019-10-03 02:51:17,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-03 02:51:17,758 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-03 02:51:17,758 INFO L476 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-10-03 02:51:17,758 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-03 02:51:17,758 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-03 02:51:17,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.10 02:51:17 BoogieIcfgContainer [2019-10-03 02:51:17,764 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-03 02:51:17,767 INFO L168 Benchmark]: Toolchain (without parser) took 6350.48 ms. Allocated memory was 133.2 MB in the beginning and 338.7 MB in the end (delta: 205.5 MB). Free memory was 86.3 MB in the beginning and 186.4 MB in the end (delta: -100.1 MB). Peak memory consumption was 105.5 MB. Max. memory is 7.1 GB. [2019-10-03 02:51:17,768 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 133.2 MB. Free memory is still 107.1 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-10-03 02:51:17,769 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1183.79 ms. Allocated memory was 133.2 MB in the beginning and 200.8 MB in the end (delta: 67.6 MB). Free memory was 86.3 MB in the beginning and 136.8 MB in the end (delta: -50.5 MB). Peak memory consumption was 32.8 MB. Max. memory is 7.1 GB. [2019-10-03 02:51:17,770 INFO L168 Benchmark]: Boogie Preprocessor took 203.09 ms. Allocated memory is still 200.8 MB. Free memory was 136.8 MB in the beginning and 128.2 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 7.1 GB. [2019-10-03 02:51:17,771 INFO L168 Benchmark]: RCFGBuilder took 2019.39 ms. Allocated memory was 200.8 MB in the beginning and 263.7 MB in the end (delta: 62.9 MB). Free memory was 128.2 MB in the beginning and 176.5 MB in the end (delta: -48.3 MB). Peak memory consumption was 88.6 MB. Max. memory is 7.1 GB. [2019-10-03 02:51:17,772 INFO L168 Benchmark]: TraceAbstraction took 2938.88 ms. Allocated memory was 263.7 MB in the beginning and 338.7 MB in the end (delta: 75.0 MB). Free memory was 176.5 MB in the beginning and 186.4 MB in the end (delta: -9.9 MB). Peak memory consumption was 65.1 MB. Max. memory is 7.1 GB. [2019-10-03 02:51:17,776 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 133.2 MB. Free memory is still 107.1 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1183.79 ms. Allocated memory was 133.2 MB in the beginning and 200.8 MB in the end (delta: 67.6 MB). Free memory was 86.3 MB in the beginning and 136.8 MB in the end (delta: -50.5 MB). Peak memory consumption was 32.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 203.09 ms. Allocated memory is still 200.8 MB. Free memory was 136.8 MB in the beginning and 128.2 MB in the end (delta: 8.5 MB). Peak memory consumption was 8.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2019.39 ms. Allocated memory was 200.8 MB in the beginning and 263.7 MB in the end (delta: 62.9 MB). Free memory was 128.2 MB in the beginning and 176.5 MB in the end (delta: -48.3 MB). Peak memory consumption was 88.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 2938.88 ms. Allocated memory was 263.7 MB in the beginning and 338.7 MB in the end (delta: 75.0 MB). Free memory was 176.5 MB in the beginning and 186.4 MB in the end (delta: -9.9 MB). Peak memory consumption was 65.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 797]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - StatisticsResult: Ultimate Automizer benchmark data CFG has 108 procedures, 724 locations, 1 error locations. SAFE Result, 2.8s OverallTime, 7 OverallIterations, 3 TraceHistogramMax, 0.4s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4201 SDtfs, 204 SDslu, 6450 SDs, 0 SdLazy, 43 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1016occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 5 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 1195 NumberOfCodeBlocks, 1195 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1188 ConstructedInterpolants, 0 QuantifiedInterpolants, 215390 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 206/206 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...