java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/email_spec1_product12.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 23:07:33,011 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 23:07:33,013 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 23:07:33,028 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 23:07:33,028 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 23:07:33,030 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 23:07:33,032 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 23:07:33,041 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 23:07:33,045 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 23:07:33,048 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 23:07:33,049 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 23:07:33,050 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 23:07:33,051 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 23:07:33,052 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 23:07:33,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 23:07:33,056 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 23:07:33,057 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 23:07:33,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 23:07:33,060 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 23:07:33,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 23:07:33,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 23:07:33,070 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 23:07:33,072 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 23:07:33,073 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 23:07:33,075 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 23:07:33,075 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 23:07:33,075 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 23:07:33,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 23:07:33,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 23:07:33,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 23:07:33,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 23:07:33,080 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 23:07:33,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 23:07:33,081 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 23:07:33,082 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 23:07:33,083 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 23:07:33,083 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 23:07:33,083 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 23:07:33,084 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 23:07:33,084 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 23:07:33,086 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 23:07:33,086 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 23:07:33,121 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 23:07:33,122 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 23:07:33,123 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 23:07:33,123 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 23:07:33,123 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 23:07:33,123 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 23:07:33,124 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 23:07:33,124 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 23:07:33,124 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 23:07:33,125 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 23:07:33,126 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 23:07:33,126 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 23:07:33,126 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 23:07:33,126 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 23:07:33,126 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 23:07:33,126 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 23:07:33,127 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 23:07:33,127 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 23:07:33,127 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 23:07:33,128 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 23:07:33,128 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 23:07:33,129 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:07:33,129 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 23:07:33,129 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 23:07:33,129 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 23:07:33,129 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 23:07:33,130 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 23:07:33,130 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 23:07:33,130 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-13 23:07:33,378 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 23:07:33,396 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 23:07:33,399 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 23:07:33,400 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 23:07:33,401 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 23:07:33,401 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec1_product12.cil.c [2019-10-13 23:07:33,477 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a396e86b/7fbf455ae1bb4e699bb464da720db8af/FLAG877af1acd [2019-10-13 23:07:34,037 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 23:07:34,038 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec1_product12.cil.c [2019-10-13 23:07:34,070 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a396e86b/7fbf455ae1bb4e699bb464da720db8af/FLAG877af1acd [2019-10-13 23:07:34,290 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8a396e86b/7fbf455ae1bb4e699bb464da720db8af [2019-10-13 23:07:34,301 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 23:07:34,303 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 23:07:34,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 23:07:34,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 23:07:34,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 23:07:34,311 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:07:34" (1/1) ... [2019-10-13 23:07:34,314 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3eaad935 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:07:34, skipping insertion in model container [2019-10-13 23:07:34,314 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 11:07:34" (1/1) ... [2019-10-13 23:07:34,321 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 23:07:34,414 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 23:07:35,098 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:07:35,126 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 23:07:35,280 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 23:07:35,365 INFO L192 MainTranslator]: Completed translation [2019-10-13 23:07:35,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:07:35 WrapperNode [2019-10-13 23:07:35,366 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 23:07:35,367 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 23:07:35,367 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 23:07:35,367 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 23:07:35,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:07:35" (1/1) ... [2019-10-13 23:07:35,381 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:07:35" (1/1) ... [2019-10-13 23:07:35,426 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:07:35" (1/1) ... [2019-10-13 23:07:35,427 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:07:35" (1/1) ... [2019-10-13 23:07:35,503 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:07:35" (1/1) ... [2019-10-13 23:07:35,538 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:07:35" (1/1) ... [2019-10-13 23:07:35,557 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:07:35" (1/1) ... [2019-10-13 23:07:35,575 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 23:07:35,578 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 23:07:35,578 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 23:07:35,578 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 23:07:35,579 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:07:35" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 23:07:35,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 23:07:35,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 23:07:35,658 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-13 23:07:35,659 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-13 23:07:35,659 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-13 23:07:35,660 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-13 23:07:35,661 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-13 23:07:35,661 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-13 23:07:35,661 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-13 23:07:35,661 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-13 23:07:35,662 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-13 23:07:35,663 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-13 23:07:35,663 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-13 23:07:35,663 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-13 23:07:35,663 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-13 23:07:35,663 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-13 23:07:35,666 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-13 23:07:35,666 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 23:07:35,667 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-13 23:07:35,667 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-13 23:07:35,667 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-13 23:07:35,667 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-13 23:07:35,668 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-13 23:07:35,668 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-13 23:07:35,668 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-13 23:07:35,668 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-13 23:07:35,669 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-13 23:07:35,669 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-13 23:07:35,669 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-13 23:07:35,669 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-13 23:07:35,670 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-13 23:07:35,670 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-13 23:07:35,670 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-13 23:07:35,671 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-13 23:07:35,672 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-13 23:07:35,672 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-13 23:07:35,672 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-13 23:07:35,672 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-13 23:07:35,672 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-13 23:07:35,672 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-13 23:07:35,673 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-13 23:07:35,673 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-13 23:07:35,673 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-13 23:07:35,673 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-13 23:07:35,673 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-13 23:07:35,674 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-13 23:07:35,674 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-13 23:07:35,674 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-13 23:07:35,674 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-13 23:07:35,674 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-13 23:07:35,674 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-13 23:07:35,675 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-13 23:07:35,675 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-13 23:07:35,675 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-13 23:07:35,675 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-13 23:07:35,675 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-13 23:07:35,675 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-13 23:07:35,676 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-10-13 23:07:35,676 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-13 23:07:35,676 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-13 23:07:35,677 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2019-10-13 23:07:35,677 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-13 23:07:35,677 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-13 23:07:35,677 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-13 23:07:35,677 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-13 23:07:35,678 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-13 23:07:35,678 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-13 23:07:35,678 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-13 23:07:35,678 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-13 23:07:35,678 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-13 23:07:35,678 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-13 23:07:35,679 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-13 23:07:35,679 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-13 23:07:35,680 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-13 23:07:35,680 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-13 23:07:35,680 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-13 23:07:35,681 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-13 23:07:35,681 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-13 23:07:35,681 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-13 23:07:35,681 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-13 23:07:35,681 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-13 23:07:35,682 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-13 23:07:35,683 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-13 23:07:35,683 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-13 23:07:35,683 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-13 23:07:35,683 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-13 23:07:35,684 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-13 23:07:35,684 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-13 23:07:35,685 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-13 23:07:35,685 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-13 23:07:35,685 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-13 23:07:35,685 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-13 23:07:35,685 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-13 23:07:35,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-13 23:07:35,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-13 23:07:35,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-13 23:07:35,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-13 23:07:35,686 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-13 23:07:35,687 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-13 23:07:35,687 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-10-13 23:07:35,687 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-13 23:07:35,687 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-10-13 23:07:35,687 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-13 23:07:35,687 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-13 23:07:35,688 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-13 23:07:35,688 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__AddressBookEncrypt_spec__1 [2019-10-13 23:07:35,688 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 23:07:35,688 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 23:07:35,688 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-13 23:07:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-13 23:07:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-13 23:07:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-13 23:07:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-13 23:07:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-13 23:07:35,689 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-13 23:07:35,690 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-13 23:07:35,690 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-13 23:07:35,690 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-13 23:07:35,691 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-13 23:07:35,691 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-13 23:07:35,691 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-13 23:07:35,691 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-13 23:07:35,692 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-13 23:07:35,692 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-13 23:07:35,693 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-13 23:07:35,693 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-13 23:07:35,693 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-13 23:07:35,693 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-13 23:07:35,693 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-13 23:07:35,694 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-13 23:07:35,694 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-13 23:07:35,694 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-13 23:07:35,695 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-13 23:07:35,695 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-13 23:07:35,699 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-13 23:07:35,699 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-13 23:07:35,700 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-13 23:07:35,700 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-13 23:07:35,701 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-13 23:07:35,701 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-13 23:07:35,701 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-13 23:07:35,701 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 23:07:35,701 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-13 23:07:35,702 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-13 23:07:35,709 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-13 23:07:35,709 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-13 23:07:35,709 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-13 23:07:35,710 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-13 23:07:35,710 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-13 23:07:35,710 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-13 23:07:35,711 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-13 23:07:35,711 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-13 23:07:35,711 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-13 23:07:35,712 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-13 23:07:35,712 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-13 23:07:35,712 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-13 23:07:35,712 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-13 23:07:35,712 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-13 23:07:35,712 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-13 23:07:35,712 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-13 23:07:35,713 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-13 23:07:35,713 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-13 23:07:35,713 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-13 23:07:35,713 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-13 23:07:35,713 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-13 23:07:35,713 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-13 23:07:35,714 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-13 23:07:35,714 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-13 23:07:35,714 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-13 23:07:35,714 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-13 23:07:35,714 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-13 23:07:35,714 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-13 23:07:35,715 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-13 23:07:35,715 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-13 23:07:35,715 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-13 23:07:35,715 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-13 23:07:35,715 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-13 23:07:35,715 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-13 23:07:35,716 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-13 23:07:35,716 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-13 23:07:35,716 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-13 23:07:35,716 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-13 23:07:35,716 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-13 23:07:35,716 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__AddressBookEncrypt_spec__1 [2019-10-13 23:07:35,716 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-10-13 23:07:35,717 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2019-10-13 23:07:35,717 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-13 23:07:35,717 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-13 23:07:35,717 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-13 23:07:35,718 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-13 23:07:35,718 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-13 23:07:35,718 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-13 23:07:35,718 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-13 23:07:35,718 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-13 23:07:35,718 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-13 23:07:35,718 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-13 23:07:35,718 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-13 23:07:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-13 23:07:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-13 23:07:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-13 23:07:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-13 23:07:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-13 23:07:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-13 23:07:35,719 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 23:07:35,720 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 23:07:35,720 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-13 23:07:35,720 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 23:07:35,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 23:07:35,720 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 23:07:35,720 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 23:07:35,720 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-13 23:07:35,720 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 23:07:35,721 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-13 23:07:35,721 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-13 23:07:35,721 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 23:07:35,721 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-13 23:07:35,721 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-13 23:07:35,721 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-13 23:07:35,721 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-13 23:07:35,721 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-13 23:07:35,722 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-13 23:07:35,722 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-13 23:07:35,722 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-10-13 23:07:35,722 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-10-13 23:07:35,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 23:07:35,722 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-13 23:07:35,722 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 23:07:39,701 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 23:07:39,702 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-13 23:07:39,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:07:39 BoogieIcfgContainer [2019-10-13 23:07:39,703 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 23:07:39,705 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 23:07:39,705 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 23:07:39,708 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 23:07:39,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 11:07:34" (1/3) ... [2019-10-13 23:07:39,709 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6557ffe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:07:39, skipping insertion in model container [2019-10-13 23:07:39,709 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 11:07:35" (2/3) ... [2019-10-13 23:07:39,709 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6557ffe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 11:07:39, skipping insertion in model container [2019-10-13 23:07:39,710 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 11:07:39" (3/3) ... [2019-10-13 23:07:39,711 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec1_product12.cil.c [2019-10-13 23:07:39,720 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 23:07:39,729 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 23:07:39,740 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 23:07:39,767 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 23:07:39,768 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 23:07:39,768 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 23:07:39,768 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 23:07:39,768 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 23:07:39,768 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 23:07:39,768 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 23:07:39,769 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 23:07:39,794 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states. [2019-10-13 23:07:39,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2019-10-13 23:07:39,809 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:07:39,810 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 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] [2019-10-13 23:07:39,812 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:07:39,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:07:39,818 INFO L82 PathProgramCache]: Analyzing trace with hash -1110547806, now seen corresponding path program 1 times [2019-10-13 23:07:39,827 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:07:39,828 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1291985409] [2019-10-13 23:07:39,828 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:07:39,828 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:07:39,829 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:07:40,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:07:40,431 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-10-13 23:07:40,433 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1291985409] [2019-10-13 23:07:40,433 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:07:40,434 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 23:07:40,434 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [246587959] [2019-10-13 23:07:40,441 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 23:07:40,441 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:07:40,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 23:07:40,454 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:07:40,456 INFO L87 Difference]: Start difference. First operand 311 states. Second operand 2 states. [2019-10-13 23:07:40,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:07:40,511 INFO L93 Difference]: Finished difference Result 399 states and 476 transitions. [2019-10-13 23:07:40,511 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 23:07:40,513 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 114 [2019-10-13 23:07:40,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:07:40,537 INFO L225 Difference]: With dead ends: 399 [2019-10-13 23:07:40,538 INFO L226 Difference]: Without dead ends: 271 [2019-10-13 23:07:40,547 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 23:07:40,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 271 states. [2019-10-13 23:07:40,643 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 271 to 271. [2019-10-13 23:07:40,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271 states. [2019-10-13 23:07:40,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 323 transitions. [2019-10-13 23:07:40,662 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 323 transitions. Word has length 114 [2019-10-13 23:07:40,664 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:07:40,664 INFO L462 AbstractCegarLoop]: Abstraction has 271 states and 323 transitions. [2019-10-13 23:07:40,664 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 23:07:40,664 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 323 transitions. [2019-10-13 23:07:40,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2019-10-13 23:07:40,677 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:07:40,678 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 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] [2019-10-13 23:07:40,678 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:07:40,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:07:40,680 INFO L82 PathProgramCache]: Analyzing trace with hash 448657957, now seen corresponding path program 1 times [2019-10-13 23:07:40,680 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:07:40,681 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1882073265] [2019-10-13 23:07:40,681 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:07:40,681 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:07:40,681 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:07:40,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:07:40,911 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-10-13 23:07:40,912 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1882073265] [2019-10-13 23:07:40,912 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:07:40,912 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:07:40,913 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554513333] [2019-10-13 23:07:40,915 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:07:40,916 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:07:40,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:07:40,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:07:40,917 INFO L87 Difference]: Start difference. First operand 271 states and 323 transitions. Second operand 3 states. [2019-10-13 23:07:40,967 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:07:40,967 INFO L93 Difference]: Finished difference Result 384 states and 448 transitions. [2019-10-13 23:07:40,967 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:07:40,967 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 115 [2019-10-13 23:07:40,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:07:40,972 INFO L225 Difference]: With dead ends: 384 [2019-10-13 23:07:40,972 INFO L226 Difference]: Without dead ends: 273 [2019-10-13 23:07:40,974 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:07:40,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2019-10-13 23:07:41,006 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 273. [2019-10-13 23:07:41,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 273 states. [2019-10-13 23:07:41,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 273 states and 325 transitions. [2019-10-13 23:07:41,012 INFO L78 Accepts]: Start accepts. Automaton has 273 states and 325 transitions. Word has length 115 [2019-10-13 23:07:41,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:07:41,013 INFO L462 AbstractCegarLoop]: Abstraction has 273 states and 325 transitions. [2019-10-13 23:07:41,013 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:07:41,013 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 325 transitions. [2019-10-13 23:07:41,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2019-10-13 23:07:41,019 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:07:41,020 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 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] [2019-10-13 23:07:41,020 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:07:41,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:07:41,021 INFO L82 PathProgramCache]: Analyzing trace with hash 246978125, now seen corresponding path program 1 times [2019-10-13 23:07:41,021 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:07:41,021 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015649138] [2019-10-13 23:07:41,021 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:07:41,021 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:07:41,022 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:07:41,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:07:41,220 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-10-13 23:07:41,221 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015649138] [2019-10-13 23:07:41,221 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 23:07:41,221 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-13 23:07:41,221 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1430581987] [2019-10-13 23:07:41,222 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-13 23:07:41,222 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 23:07:41,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-13 23:07:41,223 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:07:41,223 INFO L87 Difference]: Start difference. First operand 273 states and 325 transitions. Second operand 3 states. [2019-10-13 23:07:41,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 23:07:41,272 INFO L93 Difference]: Finished difference Result 526 states and 654 transitions. [2019-10-13 23:07:41,273 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-13 23:07:41,273 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 120 [2019-10-13 23:07:41,274 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 23:07:41,278 INFO L225 Difference]: With dead ends: 526 [2019-10-13 23:07:41,278 INFO L226 Difference]: Without dead ends: 311 [2019-10-13 23:07:41,283 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-13 23:07:41,284 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 311 states. [2019-10-13 23:07:41,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 311 to 310. [2019-10-13 23:07:41,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 310 states. [2019-10-13 23:07:41,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 390 transitions. [2019-10-13 23:07:41,321 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 390 transitions. Word has length 120 [2019-10-13 23:07:41,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 23:07:41,322 INFO L462 AbstractCegarLoop]: Abstraction has 310 states and 390 transitions. [2019-10-13 23:07:41,322 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-13 23:07:41,322 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 390 transitions. [2019-10-13 23:07:41,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-10-13 23:07:41,326 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 23:07:41,327 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 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] [2019-10-13 23:07:41,327 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 23:07:41,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 23:07:41,327 INFO L82 PathProgramCache]: Analyzing trace with hash -2077735623, now seen corresponding path program 1 times [2019-10-13 23:07:41,328 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 23:07:41,328 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2023167046] [2019-10-13 23:07:41,328 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:07:41,328 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 23:07:41,328 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 23:07:41,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:07:41,604 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-10-13 23:07:41,604 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2023167046] [2019-10-13 23:07:41,604 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [163837253] [2019-10-13 23:07:41,605 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 23:07:42,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 23:07:42,147 INFO L256 TraceCheckSpWp]: Trace formula consists of 2156 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-13 23:07:42,162 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 23:07:42,220 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-10-13 23:07:42,220 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 23:07:42,470 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-10-13 23:07:42,471 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [941738204] [2019-10-13 23:07:42,499 INFO L162 IcfgInterpreter]: Started Sifa with 110 locations of interest [2019-10-13 23:07:42,499 INFO L169 IcfgInterpreter]: Building call graph [2019-10-13 23:07:42,506 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-13 23:07:42,514 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-13 23:07:42,514 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-13 23:08:03,968 WARN L191 SmtUtils]: Spent 367.00 ms on a formula simplification that was a NOOP. DAG size: 633 [2019-10-13 23:08:06,662 WARN L191 SmtUtils]: Spent 917.00 ms on a formula simplification. DAG size of input: 254 DAG size of output: 207 [2019-10-13 23:08:06,988 WARN L191 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 663 [2019-10-13 23:08:07,278 WARN L191 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 663 [2019-10-13 23:08:07,557 WARN L191 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 663 [2019-10-13 23:08:08,022 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 436 [2019-10-13 23:08:08,754 WARN L191 SmtUtils]: Spent 730.00 ms on a formula simplification that was a NOOP. DAG size: 952 [2019-10-13 23:08:09,340 WARN L191 SmtUtils]: Spent 567.00 ms on a formula simplification that was a NOOP. DAG size: 952 [2019-10-13 23:08:09,877 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification that was a NOOP. DAG size: 952 [2019-10-13 23:08:10,025 WARN L191 SmtUtils]: Spent 138.00 ms on a formula simplification that was a NOOP. DAG size: 436 [2019-10-13 23:08:10,548 WARN L191 SmtUtils]: Spent 521.00 ms on a formula simplification that was a NOOP. DAG size: 952 [2019-10-13 23:08:11,666 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 954 DAG size of output: 952 [2019-10-13 23:08:12,197 WARN L191 SmtUtils]: Spent 527.00 ms on a formula simplification that was a NOOP. DAG size: 952 [2019-10-13 23:08:12,365 WARN L191 SmtUtils]: Spent 148.00 ms on a formula simplification that was a NOOP. DAG size: 436 [2019-10-13 23:08:12,878 WARN L191 SmtUtils]: Spent 511.00 ms on a formula simplification that was a NOOP. DAG size: 952 [2019-10-13 23:08:13,388 WARN L191 SmtUtils]: Spent 508.00 ms on a formula simplification that was a NOOP. DAG size: 952 [2019-10-13 23:08:13,893 WARN L191 SmtUtils]: Spent 502.00 ms on a formula simplification that was a NOOP. DAG size: 952 [2019-10-13 23:08:14,041 WARN L191 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 436 [2019-10-13 23:08:14,543 WARN L191 SmtUtils]: Spent 499.00 ms on a formula simplification that was a NOOP. DAG size: 952 [2019-10-13 23:08:14,564 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 532 for LOIs [2019-10-13 23:08:14,858 WARN L191 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 604 [2019-10-13 23:08:15,061 WARN L191 SmtUtils]: Spent 111.00 ms on a formula simplification that was a NOOP. DAG size: 436 [2019-10-13 23:08:15,450 WARN L191 SmtUtils]: Spent 387.00 ms on a formula simplification that was a NOOP. DAG size: 893 [2019-10-13 23:08:15,451 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 979 for LOIs [2019-10-13 23:08:15,964 WARN L191 SmtUtils]: Spent 511.00 ms on a formula simplification that was a NOOP. DAG size: 979