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_spec1_product33.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-10 02:40:18,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-10 02:40:18,069 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-10 02:40:18,081 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-10 02:40:18,081 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-10 02:40:18,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-10 02:40:18,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-10 02:40:18,086 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-10 02:40:18,089 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-10 02:40:18,090 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-10 02:40:18,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-10 02:40:18,096 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-10 02:40:18,097 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-10 02:40:18,098 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-10 02:40:18,099 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-10 02:40:18,100 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-10 02:40:18,101 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-10 02:40:18,102 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-10 02:40:18,103 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-10 02:40:18,105 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-10 02:40:18,107 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-10 02:40:18,108 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-10 02:40:18,109 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-10 02:40:18,109 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-10 02:40:18,112 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-10 02:40:18,112 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-10 02:40:18,112 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-10 02:40:18,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-10 02:40:18,113 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-10 02:40:18,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-10 02:40:18,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-10 02:40:18,118 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-10 02:40:18,118 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-10 02:40:18,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-10 02:40:18,124 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-10 02:40:18,124 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-10 02:40:18,125 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-10 02:40:18,125 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-10 02:40:18,125 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-10 02:40:18,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-10 02:40:18,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-10 02:40:18,127 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 02:40:18,143 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-10 02:40:18,143 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-10 02:40:18,143 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2019-09-10 02:40:18,144 INFO L138 SettingsManager]: * Log level for plugins=info [2019-09-10 02:40:18,144 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-09-10 02:40:18,144 INFO L138 SettingsManager]: * User list type=DISABLED [2019-09-10 02:40:18,145 INFO L138 SettingsManager]: * Ignore calls to and inside polymorphic procedures=false [2019-09-10 02:40:18,145 INFO L138 SettingsManager]: * Ignore calls to recursive procedures=false [2019-09-10 02:40:18,145 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-09-10 02:40:18,145 INFO L138 SettingsManager]: * Abstract domain=IntervalDomain [2019-09-10 02:40:18,146 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-10 02:40:18,146 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-10 02:40:18,146 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-10 02:40:18,147 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-10 02:40:18,147 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-10 02:40:18,148 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-10 02:40:18,148 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-10 02:40:18,148 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-10 02:40:18,148 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-10 02:40:18,149 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-10 02:40:18,149 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-10 02:40:18,149 INFO L138 SettingsManager]: * Remove goto edges from RCFG=true [2019-09-10 02:40:18,149 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-10 02:40:18,150 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-10 02:40:18,150 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-10 02:40:18,150 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-10 02:40:18,151 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-09-10 02:40:18,151 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-10 02:40:18,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-10 02:40:18,151 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2019-09-10 02:40:18,192 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-10 02:40:18,208 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-10 02:40:18,212 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-10 02:40:18,214 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-10 02:40:18,214 INFO L275 PluginConnector]: CDTParser initialized [2019-09-10 02:40:18,217 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec1_product33.cil.c [2019-09-10 02:40:18,284 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b53e00540/363d36f5601e46749a7ecbda8555e254/FLAGc49d071d6 [2019-09-10 02:40:18,893 INFO L306 CDTParser]: Found 1 translation units. [2019-09-10 02:40:18,893 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec1_product33.cil.c [2019-09-10 02:40:18,916 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b53e00540/363d36f5601e46749a7ecbda8555e254/FLAGc49d071d6 [2019-09-10 02:40:19,065 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b53e00540/363d36f5601e46749a7ecbda8555e254 [2019-09-10 02:40:19,074 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-10 02:40:19,076 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-10 02:40:19,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-10 02:40:19,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-10 02:40:19,083 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-10 02:40:19,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 02:40:19" (1/1) ... [2019-09-10 02:40:19,087 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dfb511f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:40:19, skipping insertion in model container [2019-09-10 02:40:19,087 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.09 02:40:19" (1/1) ... [2019-09-10 02:40:19,095 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-10 02:40:19,183 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-10 02:40:19,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 02:40:19,937 INFO L188 MainTranslator]: Completed pre-run [2019-09-10 02:40:20,086 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-10 02:40:20,187 INFO L192 MainTranslator]: Completed translation [2019-09-10 02:40:20,188 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:40:20 WrapperNode [2019-09-10 02:40:20,188 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-10 02:40:20,189 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-10 02:40:20,189 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-10 02:40:20,189 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-10 02:40:20,205 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:40:20" (1/1) ... [2019-09-10 02:40:20,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:40:20" (1/1) ... [2019-09-10 02:40:20,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:40:20" (1/1) ... [2019-09-10 02:40:20,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:40:20" (1/1) ... [2019-09-10 02:40:20,314 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:40:20" (1/1) ... [2019-09-10 02:40:20,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:40:20" (1/1) ... [2019-09-10 02:40:20,371 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:40:20" (1/1) ... [2019-09-10 02:40:20,397 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-10 02:40:20,398 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-10 02:40:20,398 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-10 02:40:20,398 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-10 02:40:20,404 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:40:20" (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 02:40:20,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-10 02:40:20,464 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-10 02:40:20,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-09-10 02:40:20,465 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-09-10 02:40:20,465 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-09-10 02:40:20,465 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-09-10 02:40:20,465 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AutoResponder [2019-09-10 02:40:20,466 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2019-09-10 02:40:20,466 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-09-10 02:40:20,466 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-09-10 02:40:20,466 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-09-10 02:40:20,466 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-09-10 02:40:20,467 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-09-10 02:40:20,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-09-10 02:40:20,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-09-10 02:40:20,467 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-09-10 02:40:20,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-09-10 02:40:20,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-09-10 02:40:20,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-09-10 02:40:20,468 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-09-10 02:40:20,468 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-09-10 02:40:20,469 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-09-10 02:40:20,469 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-09-10 02:40:20,469 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-09-10 02:40:20,469 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-09-10 02:40:20,469 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-09-10 02:40:20,469 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2019-09-10 02:40:20,470 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-09-10 02:40:20,470 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-09-10 02:40:20,470 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2019-09-10 02:40:20,470 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-09-10 02:40:20,470 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-09-10 02:40:20,470 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2019-09-10 02:40:20,471 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-09-10 02:40:20,471 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-09-10 02:40:20,471 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-09-10 02:40:20,471 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-09-10 02:40:20,471 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-09-10 02:40:20,471 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-09-10 02:40:20,472 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-09-10 02:40:20,472 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-09-10 02:40:20,472 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-09-10 02:40:20,472 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-09-10 02:40:20,472 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-09-10 02:40:20,472 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-09-10 02:40:20,472 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-09-10 02:40:20,473 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__AddressBookEncrypt_spec__1 [2019-09-10 02:40:20,473 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-09-10 02:40:20,473 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-09-10 02:40:20,473 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-09-10 02:40:20,473 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-09-10 02:40:20,473 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-09-10 02:40:20,473 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-09-10 02:40:20,474 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-09-10 02:40:20,474 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-09-10 02:40:20,474 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-09-10 02:40:20,474 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-09-10 02:40:20,474 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-09-10 02:40:20,474 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-09-10 02:40:20,474 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-09-10 02:40:20,475 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-09-10 02:40:20,475 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-09-10 02:40:20,475 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-09-10 02:40:20,475 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-09-10 02:40:20,475 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-09-10 02:40:20,475 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-09-10 02:40:20,476 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-09-10 02:40:20,476 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-09-10 02:40:20,476 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-09-10 02:40:20,476 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-09-10 02:40:20,476 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-09-10 02:40:20,476 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-09-10 02:40:20,477 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-09-10 02:40:20,477 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-09-10 02:40:20,477 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-09-10 02:40:20,477 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-09-10 02:40:20,477 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-09-10 02:40:20,477 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-09-10 02:40:20,478 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-09-10 02:40:20,478 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-09-10 02:40:20,478 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-09-10 02:40:20,478 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-09-10 02:40:20,478 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-09-10 02:40:20,478 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-09-10 02:40:20,479 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-09-10 02:40:20,479 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-10 02:40:20,479 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-09-10 02:40:20,479 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-09-10 02:40:20,479 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-09-10 02:40:20,480 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-09-10 02:40:20,480 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-09-10 02:40:20,480 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-09-10 02:40:20,480 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-09-10 02:40:20,480 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-09-10 02:40:20,480 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-09-10 02:40:20,481 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-09-10 02:40:20,481 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-09-10 02:40:20,481 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-09-10 02:40:20,481 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-09-10 02:40:20,481 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-09-10 02:40:20,482 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-09-10 02:40:20,482 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-09-10 02:40:20,482 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-09-10 02:40:20,482 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-09-10 02:40:20,482 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-09-10 02:40:20,482 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-09-10 02:40:20,483 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-09-10 02:40:20,483 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-09-10 02:40:20,483 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-09-10 02:40:20,483 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-09-10 02:40:20,483 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-09-10 02:40:20,483 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-09-10 02:40:20,484 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-09-10 02:40:20,484 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-09-10 02:40:20,484 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-09-10 02:40:20,484 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-09-10 02:40:20,484 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-09-10 02:40:20,485 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-09-10 02:40:20,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-10 02:40:20,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-10 02:40:20,485 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-09-10 02:40:20,485 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-09-10 02:40:20,486 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-09-10 02:40:20,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-10 02:40:20,486 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-09-10 02:40:20,486 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-09-10 02:40:20,486 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-09-10 02:40:20,486 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-09-10 02:40:20,487 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-09-10 02:40:20,487 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-09-10 02:40:20,487 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-09-10 02:40:20,487 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-09-10 02:40:20,487 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-09-10 02:40:20,488 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-09-10 02:40:20,488 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-09-10 02:40:20,488 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-09-10 02:40:20,488 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-09-10 02:40:20,488 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-09-10 02:40:20,489 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-09-10 02:40:20,489 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AutoResponder [2019-09-10 02:40:20,489 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2019-09-10 02:40:20,489 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-09-10 02:40:20,489 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-09-10 02:40:20,490 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-10 02:40:20,490 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-10 02:40:20,490 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-09-10 02:40:20,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-10 02:40:20,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-10 02:40:20,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-10 02:40:20,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-10 02:40:20,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-09-10 02:40:20,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-10 02:40:20,491 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-09-10 02:40:20,491 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-09-10 02:40:20,492 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-10 02:40:20,492 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-09-10 02:40:20,492 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-09-10 02:40:20,492 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-09-10 02:40:20,492 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-09-10 02:40:20,492 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-09-10 02:40:20,493 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-09-10 02:40:20,493 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-09-10 02:40:20,493 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-09-10 02:40:20,493 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-09-10 02:40:20,493 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-09-10 02:40:20,493 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-09-10 02:40:20,494 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-09-10 02:40:20,494 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-09-10 02:40:20,494 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-09-10 02:40:20,494 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-09-10 02:40:20,494 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-09-10 02:40:20,494 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-09-10 02:40:20,495 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-09-10 02:40:20,495 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-09-10 02:40:20,495 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-09-10 02:40:20,495 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-09-10 02:40:20,495 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-09-10 02:40:20,495 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-09-10 02:40:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-09-10 02:40:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-09-10 02:40:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-09-10 02:40:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-09-10 02:40:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-09-10 02:40:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-09-10 02:40:20,496 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-09-10 02:40:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-09-10 02:40:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-09-10 02:40:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-09-10 02:40:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-09-10 02:40:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-09-10 02:40:20,497 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-09-10 02:40:20,498 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-09-10 02:40:20,498 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-09-10 02:40:20,498 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-09-10 02:40:20,498 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-09-10 02:40:20,498 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-09-10 02:40:20,498 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-09-10 02:40:20,499 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-09-10 02:40:20,499 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-09-10 02:40:20,499 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-09-10 02:40:20,499 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-09-10 02:40:20,499 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-09-10 02:40:20,499 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__AddressBookEncrypt_spec__1 [2019-09-10 02:40:20,500 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-09-10 02:40:20,500 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2019-09-10 02:40:20,500 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2019-09-10 02:40:20,500 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-09-10 02:40:20,500 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-09-10 02:40:20,500 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2019-09-10 02:40:20,501 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-09-10 02:40:20,501 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-09-10 02:40:20,501 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-09-10 02:40:20,501 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-09-10 02:40:20,501 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-09-10 02:40:20,501 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-09-10 02:40:20,502 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-09-10 02:40:20,502 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-09-10 02:40:20,502 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-09-10 02:40:20,502 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-09-10 02:40:20,502 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-09-10 02:40:20,503 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-09-10 02:40:20,503 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-09-10 02:40:20,503 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-09-10 02:40:20,503 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-09-10 02:40:20,503 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-09-10 02:40:20,503 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-09-10 02:40:20,503 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-09-10 02:40:20,504 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-09-10 02:40:20,504 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-09-10 02:40:20,504 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-09-10 02:40:20,504 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-09-10 02:40:20,504 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-09-10 02:40:20,505 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-09-10 02:40:20,505 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-09-10 02:40:20,505 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-09-10 02:40:20,505 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-09-10 02:40:20,505 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-10 02:40:20,505 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-09-10 02:40:20,506 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-09-10 02:40:20,506 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-09-10 02:40:20,506 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-09-10 02:40:20,506 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-09-10 02:40:20,506 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-09-10 02:40:20,506 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-09-10 02:40:20,507 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-09-10 02:40:20,507 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-09-10 02:40:20,507 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-09-10 02:40:20,507 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-09-10 02:40:20,507 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-10 02:40:20,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-09-10 02:40:20,508 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-10 02:40:22,631 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-10 02:40:22,631 INFO L283 CfgBuilder]: Removed 4 assume(true) statements. [2019-09-10 02:40:22,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 02:40:22 BoogieIcfgContainer [2019-09-10 02:40:22,633 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-10 02:40:22,634 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-09-10 02:40:22,635 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-09-10 02:40:22,638 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-09-10 02:40:22,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.09 02:40:19" (1/3) ... [2019-09-10 02:40:22,639 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@434e91d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 02:40:22, skipping insertion in model container [2019-09-10 02:40:22,639 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.09 02:40:20" (2/3) ... [2019-09-10 02:40:22,640 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@434e91d5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.09 02:40:22, skipping insertion in model container [2019-09-10 02:40:22,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.09 02:40:22" (3/3) ... [2019-09-10 02:40:22,641 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec1_product33.cil.c [2019-09-10 02:40:22,652 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-09-10 02:40:22,661 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-09-10 02:40:22,679 INFO L252 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-09-10 02:40:22,708 INFO L377 AbstractCegarLoop]: Interprodecural is true [2019-09-10 02:40:22,709 INFO L378 AbstractCegarLoop]: Hoare is false [2019-09-10 02:40:22,709 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-09-10 02:40:22,709 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-09-10 02:40:22,709 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-09-10 02:40:22,709 INFO L382 AbstractCegarLoop]: Difference is false [2019-09-10 02:40:22,709 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-09-10 02:40:22,710 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-09-10 02:40:22,756 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states. [2019-09-10 02:40:22,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-09-10 02:40:22,802 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 02:40:22,804 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] [2019-09-10 02:40:22,808 INFO L418 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 02:40:22,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 02:40:22,817 INFO L82 PathProgramCache]: Analyzing trace with hash 855060391, now seen corresponding path program 1 times [2019-09-10 02:40:22,819 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 02:40:22,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:40:22,871 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 02:40:22,871 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:40:22,871 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 02:40:23,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 02:40:23,464 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 02:40:23,466 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 02:40:23,467 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-09-10 02:40:23,467 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 02:40:23,474 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-10 02:40:23,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-10 02:40:23,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 02:40:23,494 INFO L87 Difference]: Start difference. First operand 590 states. Second operand 2 states. [2019-09-10 02:40:23,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 02:40:23,561 INFO L93 Difference]: Finished difference Result 576 states and 760 transitions. [2019-09-10 02:40:23,561 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-10 02:40:23,562 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 158 [2019-09-10 02:40:23,563 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 02:40:23,587 INFO L225 Difference]: With dead ends: 576 [2019-09-10 02:40:23,587 INFO L226 Difference]: Without dead ends: 567 [2019-09-10 02:40:23,590 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 02:40:23,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 567 states. [2019-09-10 02:40:23,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 567 to 567. [2019-09-10 02:40:23,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 567 states. [2019-09-10 02:40:23,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 567 states to 567 states and 749 transitions. [2019-09-10 02:40:23,705 INFO L78 Accepts]: Start accepts. Automaton has 567 states and 749 transitions. Word has length 158 [2019-09-10 02:40:23,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 02:40:23,707 INFO L475 AbstractCegarLoop]: Abstraction has 567 states and 749 transitions. [2019-09-10 02:40:23,707 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-10 02:40:23,708 INFO L276 IsEmpty]: Start isEmpty. Operand 567 states and 749 transitions. [2019-09-10 02:40:23,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-09-10 02:40:23,713 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 02:40:23,713 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] [2019-09-10 02:40:23,714 INFO L418 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 02:40:23,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 02:40:23,715 INFO L82 PathProgramCache]: Analyzing trace with hash -66196826, now seen corresponding path program 1 times [2019-09-10 02:40:23,715 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 02:40:23,716 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:40:23,716 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 02:40:23,716 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:40:23,716 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 02:40:23,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 02:40:23,944 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 02:40:23,944 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 02:40:23,945 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 02:40:23,945 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 02:40:23,947 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 02:40:23,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 02:40:23,947 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 02:40:23,947 INFO L87 Difference]: Start difference. First operand 567 states and 749 transitions. Second operand 3 states. [2019-09-10 02:40:23,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 02:40:23,991 INFO L93 Difference]: Finished difference Result 570 states and 752 transitions. [2019-09-10 02:40:23,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 02:40:23,991 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 159 [2019-09-10 02:40:23,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 02:40:24,004 INFO L225 Difference]: With dead ends: 570 [2019-09-10 02:40:24,004 INFO L226 Difference]: Without dead ends: 570 [2019-09-10 02:40:24,005 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 02:40:24,006 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 570 states. [2019-09-10 02:40:24,053 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 570 to 569. [2019-09-10 02:40:24,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 569 states. [2019-09-10 02:40:24,057 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 569 states to 569 states and 751 transitions. [2019-09-10 02:40:24,058 INFO L78 Accepts]: Start accepts. Automaton has 569 states and 751 transitions. Word has length 159 [2019-09-10 02:40:24,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 02:40:24,059 INFO L475 AbstractCegarLoop]: Abstraction has 569 states and 751 transitions. [2019-09-10 02:40:24,059 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 02:40:24,059 INFO L276 IsEmpty]: Start isEmpty. Operand 569 states and 751 transitions. [2019-09-10 02:40:24,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2019-09-10 02:40:24,062 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 02:40:24,063 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] [2019-09-10 02:40:24,063 INFO L418 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 02:40:24,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 02:40:24,064 INFO L82 PathProgramCache]: Analyzing trace with hash -868266921, now seen corresponding path program 1 times [2019-09-10 02:40:24,064 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 02:40:24,065 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:40:24,065 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 02:40:24,065 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:40:24,065 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 02:40:24,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 02:40:24,235 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 02:40:24,235 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 02:40:24,235 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 02:40:24,236 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 02:40:24,236 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 02:40:24,237 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 02:40:24,237 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 02:40:24,237 INFO L87 Difference]: Start difference. First operand 569 states and 751 transitions. Second operand 3 states. [2019-09-10 02:40:24,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 02:40:24,266 INFO L93 Difference]: Finished difference Result 612 states and 824 transitions. [2019-09-10 02:40:24,266 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 02:40:24,266 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 171 [2019-09-10 02:40:24,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 02:40:24,274 INFO L225 Difference]: With dead ends: 612 [2019-09-10 02:40:24,275 INFO L226 Difference]: Without dead ends: 612 [2019-09-10 02:40:24,275 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 02:40:24,277 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 612 states. [2019-09-10 02:40:24,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 612 to 611. [2019-09-10 02:40:24,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 611 states. [2019-09-10 02:40:24,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 611 states to 611 states and 823 transitions. [2019-09-10 02:40:24,341 INFO L78 Accepts]: Start accepts. Automaton has 611 states and 823 transitions. Word has length 171 [2019-09-10 02:40:24,342 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 02:40:24,342 INFO L475 AbstractCegarLoop]: Abstraction has 611 states and 823 transitions. [2019-09-10 02:40:24,342 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 02:40:24,342 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 823 transitions. [2019-09-10 02:40:24,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2019-09-10 02:40:24,347 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 02:40:24,347 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] [2019-09-10 02:40:24,347 INFO L418 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 02:40:24,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 02:40:24,348 INFO L82 PathProgramCache]: Analyzing trace with hash -1221959654, now seen corresponding path program 1 times [2019-09-10 02:40:24,348 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 02:40:24,349 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:40:24,349 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 02:40:24,349 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:40:24,350 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 02:40:24,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 02:40:24,533 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 02:40:24,534 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 02:40:24,534 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 02:40:24,534 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 02:40:24,535 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 02:40:24,536 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 02:40:24,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 02:40:24,536 INFO L87 Difference]: Start difference. First operand 611 states and 823 transitions. Second operand 3 states. [2019-09-10 02:40:24,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 02:40:24,582 INFO L93 Difference]: Finished difference Result 693 states and 962 transitions. [2019-09-10 02:40:24,583 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 02:40:24,583 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 172 [2019-09-10 02:40:24,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 02:40:24,590 INFO L225 Difference]: With dead ends: 693 [2019-09-10 02:40:24,590 INFO L226 Difference]: Without dead ends: 693 [2019-09-10 02:40:24,590 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 02:40:24,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 693 states. [2019-09-10 02:40:24,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 693 to 692. [2019-09-10 02:40:24,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 692 states. [2019-09-10 02:40:24,636 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 692 states to 692 states and 961 transitions. [2019-09-10 02:40:24,637 INFO L78 Accepts]: Start accepts. Automaton has 692 states and 961 transitions. Word has length 172 [2019-09-10 02:40:24,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 02:40:24,637 INFO L475 AbstractCegarLoop]: Abstraction has 692 states and 961 transitions. [2019-09-10 02:40:24,637 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 02:40:24,638 INFO L276 IsEmpty]: Start isEmpty. Operand 692 states and 961 transitions. [2019-09-10 02:40:24,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2019-09-10 02:40:24,645 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 02:40:24,646 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] [2019-09-10 02:40:24,646 INFO L418 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 02:40:24,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 02:40:24,647 INFO L82 PathProgramCache]: Analyzing trace with hash 946259743, now seen corresponding path program 1 times [2019-09-10 02:40:24,647 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 02:40:24,648 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:40:24,648 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 02:40:24,649 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:40:24,649 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 02:40:24,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 02:40:24,903 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 02:40:24,904 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 02:40:24,904 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-09-10 02:40:24,904 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 02:40:24,905 INFO L454 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-09-10 02:40:24,905 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-09-10 02:40:24,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-09-10 02:40:24,906 INFO L87 Difference]: Start difference. First operand 692 states and 961 transitions. Second operand 6 states. [2019-09-10 02:40:25,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 02:40:25,700 INFO L93 Difference]: Finished difference Result 706 states and 978 transitions. [2019-09-10 02:40:25,701 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-09-10 02:40:25,701 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 175 [2019-09-10 02:40:25,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 02:40:25,705 INFO L225 Difference]: With dead ends: 706 [2019-09-10 02:40:25,705 INFO L226 Difference]: Without dead ends: 704 [2019-09-10 02:40:25,706 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2019-09-10 02:40:25,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 704 states. [2019-09-10 02:40:25,730 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 704 to 704. [2019-09-10 02:40:25,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 704 states. [2019-09-10 02:40:25,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 704 states and 976 transitions. [2019-09-10 02:40:25,734 INFO L78 Accepts]: Start accepts. Automaton has 704 states and 976 transitions. Word has length 175 [2019-09-10 02:40:25,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 02:40:25,735 INFO L475 AbstractCegarLoop]: Abstraction has 704 states and 976 transitions. [2019-09-10 02:40:25,735 INFO L476 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-09-10 02:40:25,735 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 976 transitions. [2019-09-10 02:40:25,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-09-10 02:40:25,739 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 02:40:25,739 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] [2019-09-10 02:40:25,739 INFO L418 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 02:40:25,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 02:40:25,740 INFO L82 PathProgramCache]: Analyzing trace with hash 905861719, now seen corresponding path program 1 times [2019-09-10 02:40:25,740 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 02:40:25,742 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:40:25,742 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 02:40:25,742 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:40:25,742 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 02:40:25,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 02:40:25,898 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 02:40:25,898 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-09-10 02:40:25,898 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-09-10 02:40:25,898 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 02:40:25,899 INFO L454 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-09-10 02:40:25,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-09-10 02:40:25,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-09-10 02:40:25,900 INFO L87 Difference]: Start difference. First operand 704 states and 976 transitions. Second operand 3 states. [2019-09-10 02:40:25,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 02:40:25,921 INFO L93 Difference]: Finished difference Result 861 states and 1241 transitions. [2019-09-10 02:40:25,921 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-09-10 02:40:25,922 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 173 [2019-09-10 02:40:25,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 02:40:25,928 INFO L225 Difference]: With dead ends: 861 [2019-09-10 02:40:25,928 INFO L226 Difference]: Without dead ends: 861 [2019-09-10 02:40:25,929 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 02:40:25,930 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 861 states. [2019-09-10 02:40:25,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 861 to 860. [2019-09-10 02:40:25,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 860 states. [2019-09-10 02:40:25,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 860 states to 860 states and 1240 transitions. [2019-09-10 02:40:25,958 INFO L78 Accepts]: Start accepts. Automaton has 860 states and 1240 transitions. Word has length 173 [2019-09-10 02:40:25,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 02:40:25,959 INFO L475 AbstractCegarLoop]: Abstraction has 860 states and 1240 transitions. [2019-09-10 02:40:25,959 INFO L476 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-09-10 02:40:25,959 INFO L276 IsEmpty]: Start isEmpty. Operand 860 states and 1240 transitions. [2019-09-10 02:40:25,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2019-09-10 02:40:25,964 INFO L391 BasicCegarLoop]: Found error trace [2019-09-10 02:40:25,964 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] [2019-09-10 02:40:25,965 INFO L418 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-09-10 02:40:25,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 02:40:25,965 INFO L82 PathProgramCache]: Analyzing trace with hash -885316278, now seen corresponding path program 1 times [2019-09-10 02:40:25,965 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2019-09-10 02:40:25,968 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:40:25,968 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-09-10 02:40:25,968 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-09-10 02:40:25,969 INFO L289 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2019-09-10 02:40:26,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-09-10 02:40:26,166 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 02:40:26,167 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2019-09-10 02:40:26,167 INFO L193 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2019-09-10 02:40:26,168 INFO L205 CegarAbsIntRunner]: Running AI on error trace of length 177 with the following transitions: [2019-09-10 02:40:26,171 INFO L207 CegarAbsIntRunner]: [72], [75], [85], [130], [159], [162], [163], [164], [166], [276], [278], [282], [285], [286], [287], [290], [296], [332], [339], [341], [344], [350], [352], [354], [361], [368], [371], [380], [401], [403], [404], [407], [417], [484], [677], [679], [680], [681], [719], [722], [736], [775], [776], [777], [794], [796], [799], [803], [827], [831], [834], [842], [845], [916], [925], [929], [931], [933], [936], [943], [950], [953], [955], [1091], [1096], [1099], [1108], [1216], [1270], [1292], [1303], [1306], [1307], [1310], [1313], [1344], [1345], [1347], [1416], [1419], [1425], [1460], [1463], [1477], [1483], [1486], [1495], [1684], [1686], [1688], [1690], [1691], [1727], [1737], [1738], [1739], [1740], [1741], [1742], [1745], [1746], [1747], [1748], [1749], [1751], [1752], [1753], [1754], [1769], [1770], [1771], [1773], [1774], [1775], [1776], [1781], [1793], [1794], [1813], [1814], [1839], [1840], [1855], [1861], [1862], [1867], [1868], [1869], [1870], [1871], [1872], [1873], [1874], [1875], [1877], [1878], [1879], [1880], [1919], [1920], [1937], [1939], [1940], [1941], [1943], [1944], [1945], [1946], [1947], [1948], [1949], [1961], [1962], [1963], [1964], [1965], [1966], [1967], [1968], [1969] [2019-09-10 02:40:26,247 INFO L148 AbstractInterpreter]: Using domain IntervalDomain [2019-09-10 02:40:26,247 INFO L101 FixpointEngine]: Starting fixpoint engine with domain IntervalDomain (maxUnwinding=3, maxParallelStates=2) [2019-09-10 02:40:26,401 INFO L266 AbstractInterpreter]: Error location(s) were unreachable [2019-09-10 02:40:26,403 INFO L272 AbstractInterpreter]: Visited 2 different actions 2 times. Never merged. Never widened. Performed 192 root evaluator evaluations with a maximum evaluation depth of 0. Performed 192 inverse root evaluator evaluations with a maximum inverse evaluation depth of 0. Never found a fixpoint. Largest state had 378 variables. [2019-09-10 02:40:26,407 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-09-10 02:40:26,408 INFO L403 sIntCurrentIteration]: Generating AbsInt predicates [2019-09-10 02:40:26,522 INFO L219 lantSequenceWeakener]: Could never weaken! [2019-09-10 02:40:26,522 INFO L418 sIntCurrentIteration]: Unifying AI predicates [2019-09-10 02:40:26,533 INFO L420 sIntCurrentIteration]: We unified 175 AI predicates to 175 [2019-09-10 02:40:26,533 INFO L429 sIntCurrentIteration]: Finished generation of AbsInt predicates [2019-09-10 02:40:26,534 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2019-09-10 02:40:26,534 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [7] total 7 [2019-09-10 02:40:26,534 INFO L257 anRefinementStrategy]: Using the first perfect interpolant sequence [2019-09-10 02:40:26,535 INFO L454 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-09-10 02:40:26,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-09-10 02:40:26,536 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-09-10 02:40:26,536 INFO L87 Difference]: Start difference. First operand 860 states and 1240 transitions. Second operand 2 states. [2019-09-10 02:40:26,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-09-10 02:40:26,536 INFO L93 Difference]: Finished difference Result 2 states and 1 transitions. [2019-09-10 02:40:26,537 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-09-10 02:40:26,537 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 176 [2019-09-10 02:40:26,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-09-10 02:40:26,537 INFO L225 Difference]: With dead ends: 2 [2019-09-10 02:40:26,537 INFO L226 Difference]: Without dead ends: 0 [2019-09-10 02:40:26,538 INFO L628 BasicCegarLoop]: 0 DeclaredPredicates, 175 GetRequests, 175 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 02:40:26,538 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-09-10 02:40:26,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-09-10 02:40:26,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-09-10 02:40:26,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-09-10 02:40:26,538 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 176 [2019-09-10 02:40:26,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-09-10 02:40:26,539 INFO L475 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-09-10 02:40:26,539 INFO L476 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-09-10 02:40:26,539 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-09-10 02:40:26,539 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-09-10 02:40:26,545 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.09 02:40:26 BoogieIcfgContainer [2019-09-10 02:40:26,545 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-09-10 02:40:26,547 INFO L168 Benchmark]: Toolchain (without parser) took 7470.58 ms. Allocated memory was 132.1 MB in the beginning and 336.6 MB in the end (delta: 204.5 MB). Free memory was 85.4 MB in the beginning and 92.7 MB in the end (delta: -7.3 MB). Peak memory consumption was 197.1 MB. Max. memory is 7.1 GB. [2019-09-10 02:40:26,548 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 132.1 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-09-10 02:40:26,549 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1111.37 ms. Allocated memory was 132.1 MB in the beginning and 201.9 MB in the end (delta: 69.7 MB). Free memory was 85.2 MB in the beginning and 125.9 MB in the end (delta: -40.8 MB). Peak memory consumption was 34.2 MB. Max. memory is 7.1 GB. [2019-09-10 02:40:26,550 INFO L168 Benchmark]: Boogie Preprocessor took 208.18 ms. Allocated memory is still 201.9 MB. Free memory was 125.9 MB in the beginning and 116.4 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. [2019-09-10 02:40:26,551 INFO L168 Benchmark]: RCFGBuilder took 2235.75 ms. Allocated memory was 201.9 MB in the beginning and 264.8 MB in the end (delta: 62.9 MB). Free memory was 116.4 MB in the beginning and 146.1 MB in the end (delta: -29.7 MB). Peak memory consumption was 75.5 MB. Max. memory is 7.1 GB. [2019-09-10 02:40:26,552 INFO L168 Benchmark]: TraceAbstraction took 3910.49 ms. Allocated memory was 264.8 MB in the beginning and 336.6 MB in the end (delta: 71.8 MB). Free memory was 146.1 MB in the beginning and 92.7 MB in the end (delta: 53.4 MB). Peak memory consumption was 125.2 MB. Max. memory is 7.1 GB. [2019-09-10 02:40:26,556 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 132.1 MB. Free memory was 106.5 MB in the beginning and 106.3 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1111.37 ms. Allocated memory was 132.1 MB in the beginning and 201.9 MB in the end (delta: 69.7 MB). Free memory was 85.2 MB in the beginning and 125.9 MB in the end (delta: -40.8 MB). Peak memory consumption was 34.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 208.18 ms. Allocated memory is still 201.9 MB. Free memory was 125.9 MB in the beginning and 116.4 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2235.75 ms. Allocated memory was 201.9 MB in the beginning and 264.8 MB in the end (delta: 62.9 MB). Free memory was 116.4 MB in the beginning and 146.1 MB in the end (delta: -29.7 MB). Peak memory consumption was 75.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3910.49 ms. Allocated memory was 264.8 MB in the beginning and 336.6 MB in the end (delta: 71.8 MB). Free memory was 146.1 MB in the beginning and 92.7 MB in the end (delta: 53.4 MB). Peak memory consumption was 125.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 43]: 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 118 procedures, 812 locations, 1 error locations. SAFE Result, 3.8s OverallTime, 7 OverallIterations, 3 TraceHistogramMax, 1.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 4543 SDtfs, 909 SDslu, 4999 SDs, 0 SdLazy, 279 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 197 GetRequests, 187 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=860occurred in iteration=6, 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, 2.2514285714285713 AbsIntAvgWeakeningVarsNumRemoved, 0.0 AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 7 MinimizatonAttempts, 4 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 1184 NumberOfCodeBlocks, 1184 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 1177 ConstructedInterpolants, 0 QuantifiedInterpolants, 215143 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 197/200 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...