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_spec3_product25.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 02:40:54,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 02:40:54,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 02:40:54,021 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 02:40:54,021 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 02:40:54,022 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 02:40:54,024 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 02:40:54,034 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 02:40:54,036 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 02:40:54,037 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 02:40:54,039 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 02:40:54,041 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 02:40:54,042 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 02:40:54,042 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 02:40:54,045 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 02:40:54,046 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 02:40:54,048 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 02:40:54,050 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 02:40:54,053 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 02:40:54,056 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 02:40:54,059 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 02:40:54,060 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 02:40:54,063 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 02:40:54,064 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 02:40:54,066 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 02:40:54,067 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 02:40:54,067 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 02:40:54,069 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 02:40:54,071 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 02:40:54,072 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 02:40:54,072 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 02:40:54,075 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 02:40:54,075 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 02:40:54,076 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 02:40:54,081 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 02:40:54,081 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 02:40:54,082 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 02:40:54,082 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 02:40:54,082 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 02:40:54,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 02:40:54,085 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 02:40:54,086 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 [2019-09-10 02:40:54,113 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 02:40:54,113 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 02:40:54,114 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 02:40:54,114 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 02:40:54,115 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 02:40:54,115 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 02:40:54,115 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 02:40:54,116 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 02:40:54,116 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 02:40:54,116 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 02:40:54,118 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 02:40:54,119 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 02:40:54,119 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 02:40:54,119 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 02:40:54,119 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 02:40:54,120 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 02:40:54,120 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 02:40:54,120 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 02:40:54,120 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 02:40:54,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 02:40:54,121 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 02:40:54,121 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 02:40:54,121 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 02:40:54,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 02:40:54,122 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 02:40:54,122 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 02:40:54,122 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 02:40:54,122 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 02:40:54,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 02:40:54,123 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 02:40:54,178 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 02:40:54,195 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 02:40:54,199 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 02:40:54,203 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 02:40:54,204 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 02:40:54,205 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec3_product25.cil.c [2019-09-10 02:40:54,274 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dff985c3/8952718c4c0344409e4d9a85498e29ef/FLAGee9a1c3d7 [2019-09-10 02:40:54,924 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 02:40:54,925 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec3_product25.cil.c [2019-09-10 02:40:54,951 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dff985c3/8952718c4c0344409e4d9a85498e29ef/FLAGee9a1c3d7 [2019-09-10 02:40:55,144 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4dff985c3/8952718c4c0344409e4d9a85498e29ef [2019-09-10 02:40:55,153 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 02:40:55,154 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 02:40:55,155 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 02:40:55,155 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 02:40:55,159 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 02:40:55,160 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 02:40:55" (1/1) ... [2019-09-10 02:40:55,163 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18312eb0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:40:55, skipping insertion in model container [2019-09-10 02:40:55,163 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 02:40:55" (1/1) ... [2019-09-10 02:40:55,170 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 02:40:55,252 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 02:40:56,072 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 02:40:56,102 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 02:40:56,245 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 02:40:56,346 INFO L192 MainTranslator]: Completed translation [2019-09-10 02:40:56,347 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:40:56 WrapperNode [2019-09-10 02:40:56,347 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 02:40:56,348 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 02:40:56,348 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 02:40:56,348 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 02:40:56,363 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:40:56" (1/1) ... [2019-09-10 02:40:56,364 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:40:56" (1/1) ... [2019-09-10 02:40:56,399 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:40:56" (1/1) ... [2019-09-10 02:40:56,400 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:40:56" (1/1) ... [2019-09-10 02:40:56,472 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:40:56" (1/1) ... [2019-09-10 02:40:56,497 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:40:56" (1/1) ... [2019-09-10 02:40:56,509 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:40:56" (1/1) ... [2019-09-10 02:40:56,527 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 02:40:56,528 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 02:40:56,528 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 02:40:56,529 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 02:40:56,530 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:40:56" (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 [2019-09-10 02:40:56,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 02:40:56,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 02:40:56,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-10 02:40:56,608 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-09-10 02:40:56,609 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-09-10 02:40:56,609 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-09-10 02:40:56,609 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-09-10 02:40:56,609 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-09-10 02:40:56,610 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-09-10 02:40:56,610 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-09-10 02:40:56,610 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-09-10 02:40:56,610 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-09-10 02:40:56,610 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-09-10 02:40:56,611 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-09-10 02:40:56,611 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-09-10 02:40:56,611 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-09-10 02:40:56,611 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-09-10 02:40:56,612 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-09-10 02:40:56,612 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-09-10 02:40:56,612 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-09-10 02:40:56,612 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-09-10 02:40:56,613 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-09-10 02:40:56,613 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-09-10 02:40:56,613 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-09-10 02:40:56,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-10 02:40:56,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-10 02:40:56,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-10 02:40:56,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-10 02:40:56,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-10 02:40:56,614 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-10 02:40:56,615 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-09-10 02:40:56,615 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-10 02:40:56,615 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-09-10 02:40:56,615 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-09-10 02:40:56,615 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-09-10 02:40:56,615 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-09-10 02:40:56,616 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-09-10 02:40:56,616 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-09-10 02:40:56,616 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-09-10 02:40:56,616 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-09-10 02:40:56,616 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-09-10 02:40:56,616 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-09-10 02:40:56,617 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-09-10 02:40:56,617 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-09-10 02:40:56,617 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-09-10 02:40:56,617 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-09-10 02:40:56,617 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-09-10 02:40:56,617 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-09-10 02:40:56,617 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-09-10 02:40:56,618 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-09-10 02:40:56,618 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-09-10 02:40:56,618 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-09-10 02:40:56,618 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-09-10 02:40:56,618 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-09-10 02:40:56,618 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-09-10 02:40:56,618 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-09-10 02:40:56,619 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-09-10 02:40:56,619 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-09-10 02:40:56,619 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-09-10 02:40:56,619 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-09-10 02:40:56,619 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-09-10 02:40:56,619 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-10 02:40:56,620 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-10 02:40:56,620 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-10 02:40:56,620 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-10 02:40:56,620 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-09-10 02:40:56,620 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-09-10 02:40:56,620 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2019-09-10 02:40:56,621 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-09-10 02:40:56,621 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-09-10 02:40:56,621 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-09-10 02:40:56,621 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-09-10 02:40:56,621 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-09-10 02:40:56,621 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-09-10 02:40:56,622 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-09-10 02:40:56,622 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-09-10 02:40:56,622 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-09-10 02:40:56,622 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-09-10 02:40:56,622 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-09-10 02:40:56,622 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-09-10 02:40:56,623 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-09-10 02:40:56,623 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-09-10 02:40:56,623 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-09-10 02:40:56,623 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-09-10 02:40:56,623 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-09-10 02:40:56,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__1 [2019-09-10 02:40:56,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignVerify_spec__2 [2019-09-10 02:40:56,624 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2019-09-10 02:40:56,624 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2019-09-10 02:40:56,624 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-09-10 02:40:56,624 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-09-10 02:40:56,624 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-09-10 02:40:56,624 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-09-10 02:40:56,625 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-09-10 02:40:56,625 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-09-10 02:40:56,625 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-09-10 02:40:56,625 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-09-10 02:40:56,625 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-09-10 02:40:56,625 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-09-10 02:40:56,626 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-09-10 02:40:56,626 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-09-10 02:40:56,626 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-10 02:40:56,626 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 02:40:56,626 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-09-10 02:40:56,626 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-09-10 02:40:56,627 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-09-10 02:40:56,627 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-09-10 02:40:56,627 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-09-10 02:40:56,627 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-09-10 02:40:56,627 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-09-10 02:40:56,627 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-09-10 02:40:56,627 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-09-10 02:40:56,627 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-09-10 02:40:56,628 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-09-10 02:40:56,628 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-10 02:40:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 02:40:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 02:40:56,628 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-09-10 02:40:56,629 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-09-10 02:40:56,629 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-09-10 02:40:56,629 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-09-10 02:40:56,629 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-09-10 02:40:56,629 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-09-10 02:40:56,629 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-09-10 02:40:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-09-10 02:40:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-09-10 02:40:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-09-10 02:40:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-09-10 02:40:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-09-10 02:40:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-09-10 02:40:56,630 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-09-10 02:40:56,631 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-09-10 02:40:56,631 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-09-10 02:40:56,631 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-09-10 02:40:56,631 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-09-10 02:40:56,631 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-09-10 02:40:56,632 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-09-10 02:40:56,632 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-09-10 02:40:56,632 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-10 02:40:56,632 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-10 02:40:56,632 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-10 02:40:56,632 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-10 02:40:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-10 02:40:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-10 02:40:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 02:40:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-10 02:40:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-10 02:40:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 02:40:56,633 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-10 02:40:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-10 02:40:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 02:40:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-10 02:40:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-10 02:40:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 02:40:56,634 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-10 02:40:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-10 02:40:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-09-10 02:40:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-09-10 02:40:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-09-10 02:40:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-09-10 02:40:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-09-10 02:40:56,635 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-09-10 02:40:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-09-10 02:40:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-09-10 02:40:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-09-10 02:40:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-09-10 02:40:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-09-10 02:40:56,636 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-10 02:40:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-09-10 02:40:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-09-10 02:40:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-09-10 02:40:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-09-10 02:40:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-09-10 02:40:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-09-10 02:40:56,637 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-09-10 02:40:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-09-10 02:40:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-09-10 02:40:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-09-10 02:40:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-09-10 02:40:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-09-10 02:40:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-09-10 02:40:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-09-10 02:40:56,638 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-09-10 02:40:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-09-10 02:40:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-09-10 02:40:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-09-10 02:40:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-09-10 02:40:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-09-10 02:40:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-09-10 02:40:56,639 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-09-10 02:40:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-09-10 02:40:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-09-10 02:40:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-09-10 02:40:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-09-10 02:40:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-09-10 02:40:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-09-10 02:40:56,640 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-09-10 02:40:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-10 02:40:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-10 02:40:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-10 02:40:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-10 02:40:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-09-10 02:40:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-09-10 02:40:56,641 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-09-10 02:40:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-09-10 02:40:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-09-10 02:40:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-09-10 02:40:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-09-10 02:40:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-09-10 02:40:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-09-10 02:40:56,642 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-09-10 02:40:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-09-10 02:40:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-09-10 02:40:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-09-10 02:40:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-09-10 02:40:56,643 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-09-10 02:40:56,644 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-09-10 02:40:56,644 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-09-10 02:40:56,644 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-09-10 02:40:56,644 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-09-10 02:40:56,644 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-09-10 02:40:56,644 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__1 [2019-09-10 02:40:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-09-10 02:40:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2019-09-10 02:40:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-09-10 02:40:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-09-10 02:40:56,645 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignVerify_spec__2 [2019-09-10 02:40:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-10 02:40:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-09-10 02:40:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2019-09-10 02:40:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2019-09-10 02:40:56,646 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-09-10 02:40:56,647 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-09-10 02:40:56,647 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-09-10 02:40:56,647 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-09-10 02:40:56,647 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-10 02:40:56,647 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 02:40:56,647 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-09-10 02:40:56,648 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-09-10 02:40:56,648 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-09-10 02:40:56,648 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-09-10 02:40:56,648 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-09-10 02:40:56,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 02:40:56,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-10 02:40:56,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 02:40:59,147 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 02:40:59,147 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-10 02:40:59,149 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 02:40:59 BoogieIcfgContainer [2019-09-10 02:40:59,149 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 02:40:59,150 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 02:40:59,151 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 02:40:59,154 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 02:40:59,154 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 02:40:55" (1/3) ... [2019-09-10 02:40:59,155 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5364b1d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 02:40:59, skipping insertion in model container [2019-09-10 02:40:59,155 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:40:56" (2/3) ... [2019-09-10 02:40:59,156 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5364b1d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 02:40:59, skipping insertion in model container [2019-09-10 02:40:59,156 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 02:40:59" (3/3) ... [2019-09-10 02:40:59,158 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec3_product25.cil.c [2019-09-10 02:40:59,168 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 02:40:59,178 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-10 02:40:59,196 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-10 02:40:59,229 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 02:40:59,230 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 02:40:59,230 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 02:40:59,230 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 02:40:59,230 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 02:40:59,230 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 02:40:59,232 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 02:40:59,233 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 02:40:59,273 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states. [2019-09-10 02:40:59,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2019-09-10 02:40:59,316 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 02:40:59,318 INFO L399 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 02:40:59,320 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 02:40:59,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 02:40:59,327 INFO L82 PathProgramCache]: Analyzing trace with hash 1647259373, now seen corresponding path program 1 times [2019-09-10 02:40:59,329 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 02:40:59,384 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:40:59,384 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 02:40:59,385 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:40:59,385 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 02:40:59,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 02:40:59,990 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-09-10 02:40:59,992 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 02:40:59,993 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-10 02:40:59,993 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 02:41:00,000 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-10 02:41:00,016 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-10 02:41:00,017 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 02:41:00,019 INFO L87 Difference]: Start difference. First operand 599 states. Second operand 2 states. [2019-09-10 02:41:00,075 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 02:41:00,076 INFO L93 Difference]: Finished difference Result 579 states and 785 transitions. [2019-09-10 02:41:00,076 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-10 02:41:00,077 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 179 [2019-09-10 02:41:00,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 02:41:00,107 INFO L225 Difference]: With dead ends: 579 [2019-09-10 02:41:00,107 INFO L226 Difference]: Without dead ends: 570 [2019-09-10 02:41:00,109 INFO L628 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 [2019-09-10 02:41:00,132 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2019-09-10 02:41:00,203 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 570. [2019-09-10 02:41:00,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 570 states. [2019-09-10 02:41:00,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 570 states and 774 transitions. [2019-09-10 02:41:00,215 INFO L78 Accepts]: Start accepts. Automaton has 570 states and 774 transitions. Word has length 179 [2019-09-10 02:41:00,217 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 02:41:00,217 INFO L475 AbstractCegarLoop]: Abstraction has 570 states and 774 transitions. [2019-09-10 02:41:00,217 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-10 02:41:00,217 INFO L276 IsEmpty]: Start isEmpty. Operand 570 states and 774 transitions. [2019-09-10 02:41:00,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2019-09-10 02:41:00,223 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 02:41:00,223 INFO L399 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 02:41:00,223 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 02:41:00,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 02:41:00,224 INFO L82 PathProgramCache]: Analyzing trace with hash 833139246, now seen corresponding path program 1 times [2019-09-10 02:41:00,224 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 02:41:00,225 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:41:00,226 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 02:41:00,226 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:41:00,226 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 02:41:00,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 02:41:00,440 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-09-10 02:41:00,441 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 02:41:00,441 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 02:41:00,441 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 02:41:00,446 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 02:41:00,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 02:41:00,447 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 02:41:00,448 INFO L87 Difference]: Start difference. First operand 570 states and 774 transitions. Second operand 3 states. [2019-09-10 02:41:00,517 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 02:41:00,518 INFO L93 Difference]: Finished difference Result 573 states and 777 transitions. [2019-09-10 02:41:00,521 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 02:41:00,522 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 180 [2019-09-10 02:41:00,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 02:41:00,533 INFO L225 Difference]: With dead ends: 573 [2019-09-10 02:41:00,533 INFO L226 Difference]: Without dead ends: 573 [2019-09-10 02:41:00,534 INFO L628 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 [2019-09-10 02:41:00,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 573 states. [2019-09-10 02:41:00,569 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 573 to 572. [2019-09-10 02:41:00,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 572 states. [2019-09-10 02:41:00,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 572 states to 572 states and 776 transitions. [2019-09-10 02:41:00,580 INFO L78 Accepts]: Start accepts. Automaton has 572 states and 776 transitions. Word has length 180 [2019-09-10 02:41:00,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 02:41:00,581 INFO L475 AbstractCegarLoop]: Abstraction has 572 states and 776 transitions. [2019-09-10 02:41:00,581 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 02:41:00,581 INFO L276 IsEmpty]: Start isEmpty. Operand 572 states and 776 transitions. [2019-09-10 02:41:00,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2019-09-10 02:41:00,587 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 02:41:00,588 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 02:41:00,588 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 02:41:00,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 02:41:00,592 INFO L82 PathProgramCache]: Analyzing trace with hash 2116903770, now seen corresponding path program 1 times [2019-09-10 02:41:00,592 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 02:41:00,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:41:00,593 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 02:41:00,593 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:41:00,593 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 02:41:00,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 02:41:00,888 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-09-10 02:41:00,889 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 02:41:00,889 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 02:41:00,889 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 02:41:00,890 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 02:41:00,890 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 02:41:00,891 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 02:41:00,891 INFO L87 Difference]: Start difference. First operand 572 states and 776 transitions. Second operand 3 states. [2019-09-10 02:41:00,917 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 02:41:00,917 INFO L93 Difference]: Finished difference Result 615 states and 849 transitions. [2019-09-10 02:41:00,918 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 02:41:00,918 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 186 [2019-09-10 02:41:00,918 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 02:41:00,928 INFO L225 Difference]: With dead ends: 615 [2019-09-10 02:41:00,929 INFO L226 Difference]: Without dead ends: 615 [2019-09-10 02:41:00,929 INFO L628 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 [2019-09-10 02:41:00,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 615 states. [2019-09-10 02:41:00,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 615 to 614. [2019-09-10 02:41:00,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 614 states. [2019-09-10 02:41:00,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 614 states to 614 states and 848 transitions. [2019-09-10 02:41:00,970 INFO L78 Accepts]: Start accepts. Automaton has 614 states and 848 transitions. Word has length 186 [2019-09-10 02:41:00,971 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 02:41:00,971 INFO L475 AbstractCegarLoop]: Abstraction has 614 states and 848 transitions. [2019-09-10 02:41:00,971 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 02:41:00,971 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 848 transitions. [2019-09-10 02:41:00,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2019-09-10 02:41:00,976 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 02:41:00,976 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 02:41:00,976 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 02:41:00,977 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 02:41:00,977 INFO L82 PathProgramCache]: Analyzing trace with hash -1487987625, now seen corresponding path program 1 times [2019-09-10 02:41:00,977 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 02:41:00,985 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:41:00,985 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 02:41:00,985 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:41:00,985 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 02:41:01,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 02:41:01,356 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-09-10 02:41:01,359 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 02:41:01,359 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-09-10 02:41:01,360 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 02:41:01,360 INFO L454 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-09-10 02:41:01,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-09-10 02:41:01,363 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2019-09-10 02:41:01,364 INFO L87 Difference]: Start difference. First operand 614 states and 848 transitions. Second operand 12 states. [2019-09-10 02:41:15,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 02:41:15,207 INFO L93 Difference]: Finished difference Result 2807 states and 3830 transitions. [2019-09-10 02:41:15,208 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2019-09-10 02:41:15,208 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 187 [2019-09-10 02:41:15,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 02:41:15,229 INFO L225 Difference]: With dead ends: 2807 [2019-09-10 02:41:15,229 INFO L226 Difference]: Without dead ends: 2795 [2019-09-10 02:41:15,231 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 539 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=377, Invalid=1515, Unknown=0, NotChecked=0, Total=1892 [2019-09-10 02:41:15,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2795 states. [2019-09-10 02:41:15,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2795 to 2770. [2019-09-10 02:41:15,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2770 states. [2019-09-10 02:41:15,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2770 states to 2770 states and 3734 transitions. [2019-09-10 02:41:15,362 INFO L78 Accepts]: Start accepts. Automaton has 2770 states and 3734 transitions. Word has length 187 [2019-09-10 02:41:15,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 02:41:15,363 INFO L475 AbstractCegarLoop]: Abstraction has 2770 states and 3734 transitions. [2019-09-10 02:41:15,363 INFO L476 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-09-10 02:41:15,363 INFO L276 IsEmpty]: Start isEmpty. Operand 2770 states and 3734 transitions. [2019-09-10 02:41:15,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-09-10 02:41:15,368 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 02:41:15,368 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 02:41:15,369 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 02:41:15,369 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 02:41:15,369 INFO L82 PathProgramCache]: Analyzing trace with hash 2084170501, now seen corresponding path program 1 times [2019-09-10 02:41:15,369 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 02:41:15,370 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:41:15,371 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 02:41:15,371 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:41:15,371 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 02:41:15,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 02:41:15,710 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2019-09-10 02:41:15,711 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 02:41:15,711 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2019-09-10 02:41:15,711 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 02:41:15,712 INFO L454 AbstractCegarLoop]: Interpolant automaton has 18 states [2019-09-10 02:41:15,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2019-09-10 02:41:15,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=273, Unknown=0, NotChecked=0, Total=306 [2019-09-10 02:41:15,713 INFO L87 Difference]: Start difference. First operand 2770 states and 3734 transitions. Second operand 18 states. [2019-09-10 02:41:16,209 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 02:41:16,209 INFO L93 Difference]: Finished difference Result 2566 states and 3490 transitions. [2019-09-10 02:41:16,210 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2019-09-10 02:41:16,210 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 188 [2019-09-10 02:41:16,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 02:41:16,228 INFO L225 Difference]: With dead ends: 2566 [2019-09-10 02:41:16,229 INFO L226 Difference]: Without dead ends: 2536 [2019-09-10 02:41:16,229 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=539, Unknown=0, NotChecked=0, Total=600 [2019-09-10 02:41:16,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2536 states. [2019-09-10 02:41:16,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2536 to 2534. [2019-09-10 02:41:16,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2534 states. [2019-09-10 02:41:16,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2534 states to 2534 states and 3415 transitions. [2019-09-10 02:41:16,324 INFO L78 Accepts]: Start accepts. Automaton has 2534 states and 3415 transitions. Word has length 188 [2019-09-10 02:41:16,324 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 02:41:16,325 INFO L475 AbstractCegarLoop]: Abstraction has 2534 states and 3415 transitions. [2019-09-10 02:41:16,325 INFO L476 AbstractCegarLoop]: Interpolant automaton has 18 states. [2019-09-10 02:41:16,325 INFO L276 IsEmpty]: Start isEmpty. Operand 2534 states and 3415 transitions. [2019-09-10 02:41:16,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2019-09-10 02:41:16,329 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 02:41:16,330 INFO L399 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-09-10 02:41:16,330 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 02:41:16,330 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 02:41:16,330 INFO L82 PathProgramCache]: Analyzing trace with hash -87101593, now seen corresponding path program 1 times [2019-09-10 02:41:16,331 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 02:41:16,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:41:16,332 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 02:41:16,332 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:41:16,332 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 02:41:16,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 02:41:16,618 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2019-09-10 02:41:16,618 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-10 02:41:16,619 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-09-10 02:41:16,620 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 198 with the following transitions: [2019-09-10 02:41:16,622 INFO L207 CegarAbsIntRunner]: [72], [75], [84], [85], [88], [98], [119], [122], [132], [133], [162], [165], [166], [167], [169], [279], [281], [285], [288], [289], [290], [293], [299], [324], [327], [336], [349], [351], [352], [355], [365], [394], [620], [622], [623], [624], [632], [635], [641], [662], [665], [679], [708], [711], [717], [718], [719], [720], [722], [724], [737], [739], [743], [746], [770], [774], [777], [785], [788], [810], [816], [825], [829], [831], [833], [836], [843], [850], [853], [991], [993], [1010], [1139], [1141], [1142], [1143], [1146], [1148], [1150], [1153], [1172], [1244], [1248], [1259], [1262], [1263], [1266], [1269], [1300], [1303], [1305], [1418], [1421], [1435], [1441], [1444], [1453], [1469], [1472], [1481], [1647], [1649], [1651], [1653], [1654], [1692], [1702], [1703], [1704], [1705], [1706], [1707], [1710], [1711], [1712], [1713], [1714], [1716], [1717], [1718], [1719], [1732], [1733], [1738], [1774], [1775], [1790], [1791], [1792], [1793], [1794], [1796], [1797], [1798], [1799], [1800], [1801], [1802], [1803], [1804], [1805], [1806], [1807], [1808], [1809], [1810], [1812], [1813], [1814], [1815], [1822], [1848], [1850], [1851], [1868], [1870], [1871], [1872], [1873], [1874], [1875], [1876], [1884], [1885], [1886], [1888], [1889], [1890], [1891], [1892], [1893], [1894], [1914], [1915], [1916], [1917], [1918], [1919], [1920], [1921], [1922] [2019-09-10 02:41:16,674 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-09-10 02:41:16,675 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-10 02:41:16,829 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-10 02:41:16,831 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 223 root evaluator evaluations with a maximum evaluation depth of 0. Performed 223 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 386 variables. [2019-09-10 02:41:16,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 02:41:16,836 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-09-10 02:41:16,909 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-09-10 02:41:16,910 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-09-10 02:41:16,916 INFO L420 sIntCurrentIteration]: We unified 196 AI predicates to 196 [2019-09-10 02:41:16,916 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-09-10 02:41:16,917 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-10 02:41:16,917 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 7 [2019-09-10 02:41:16,917 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 02:41:16,918 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-10 02:41:16,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-10 02:41:16,918 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 02:41:16,919 INFO L87 Difference]: Start difference. First operand 2534 states and 3415 transitions. Second operand 2 states. [2019-09-10 02:41:16,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 02:41:16,919 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-09-10 02:41:16,920 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-10 02:41:16,920 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 197 [2019-09-10 02:41:16,920 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 02:41:16,920 INFO L225 Difference]: With dead ends: 2 [2019-09-10 02:41:16,920 INFO L226 Difference]: Without dead ends: 0 [2019-09-10 02:41:16,921 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 02:41:16,921 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-10 02:41:16,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-10 02:41:16,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-10 02:41:16,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-10 02:41:16,922 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 197 [2019-09-10 02:41:16,922 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 02:41:16,922 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-10 02:41:16,922 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-10 02:41:16,922 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-10 02:41:16,922 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-10 02:41:16,927 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 02:41:16 BoogieIcfgContainer [2019-09-10 02:41:16,928 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 02:41:16,930 INFO L168 Benchmark]: Toolchain (without parser) took 21775.18 ms. Allocated memory was 135.8 MB in the beginning and 543.2 MB in the end (delta: 407.4 MB). Free memory was 89.8 MB in the beginning and 384.9 MB in the end (delta: -295.1 MB). Peak memory consumption was 112.3 MB. Max. memory is 7.1 GB. [2019-09-10 02:41:16,931 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 135.8 MB. Free memory was 110.4 MB in the beginning and 110.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-10 02:41:16,932 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1192.52 ms. Allocated memory was 135.8 MB in the beginning and 202.9 MB in the end (delta: 67.1 MB). Free memory was 89.6 MB in the beginning and 134.1 MB in the end (delta: -44.5 MB). Peak memory consumption was 33.5 MB. Max. memory is 7.1 GB. [2019-09-10 02:41:16,933 INFO L168 Benchmark]: Boogie Preprocessor took 179.87 ms. Allocated memory is still 202.9 MB. Free memory was 134.1 MB in the beginning and 125.2 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. [2019-09-10 02:41:16,934 INFO L168 Benchmark]: RCFGBuilder took 2621.33 ms. Allocated memory was 202.9 MB in the beginning and 253.8 MB in the end (delta: 50.9 MB). Free memory was 125.2 MB in the beginning and 139.6 MB in the end (delta: -14.4 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 GB. [2019-09-10 02:41:16,935 INFO L168 Benchmark]: TraceAbstraction took 17777.28 ms. Allocated memory was 253.8 MB in the beginning and 543.2 MB in the end (delta: 289.4 MB). Free memory was 139.6 MB in the beginning and 384.9 MB in the end (delta: -245.3 MB). Peak memory consumption was 44.1 MB. Max. memory is 7.1 GB. [2019-09-10 02:41:16,940 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 135.8 MB. Free memory was 110.4 MB in the beginning and 110.2 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1192.52 ms. Allocated memory was 135.8 MB in the beginning and 202.9 MB in the end (delta: 67.1 MB). Free memory was 89.6 MB in the beginning and 134.1 MB in the end (delta: -44.5 MB). Peak memory consumption was 33.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 179.87 ms. Allocated memory is still 202.9 MB. Free memory was 134.1 MB in the beginning and 125.2 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2621.33 ms. Allocated memory was 202.9 MB in the beginning and 253.8 MB in the end (delta: 50.9 MB). Free memory was 125.2 MB in the beginning and 139.6 MB in the end (delta: -14.4 MB). Peak memory consumption was 83.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 17777.28 ms. Allocated memory was 253.8 MB in the beginning and 543.2 MB in the end (delta: 289.4 MB). Free memory was 139.6 MB in the beginning and 384.9 MB in the end (delta: -245.3 MB). Peak memory consumption was 44.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 2986]: 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 115 procedures, 790 locations, 1 error locations. SAFE Result, 17.7s OverallTime, 6 OverallIterations, 3 TraceHistogramMax, 14.6s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4366 SDtfs, 3794 SDslu, 14939 SDs, 0 SdLazy, 11510 SolverSat, 2473 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 11.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 287 GetRequests, 220 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 560 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2770occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.2s AbstIntTime, 1 AbstIntIterations, 1 AbstIntStrong, 1.0 AbsIntWeakeningRatio, 2.306122448979592 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 6 MinimizatonAttempts, 29 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.2s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 1117 NumberOfCodeBlocks, 1117 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 1111 ConstructedInterpolants, 0 QuantifiedInterpolants, 257829 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 6 InterpolantComputations, 5 PerfectInterpolantSequences, 173/176 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...