/usr/bin/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_spec8_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-07 04:25:27,527 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-07 04:25:27,530 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-07 04:25:27,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-07 04:25:27,547 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-07 04:25:27,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-07 04:25:27,549 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-07 04:25:27,551 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-07 04:25:27,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-07 04:25:27,554 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-07 04:25:27,555 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-07 04:25:27,556 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-07 04:25:27,556 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-07 04:25:27,557 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-07 04:25:27,558 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-07 04:25:27,559 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-07 04:25:27,560 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-07 04:25:27,561 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-07 04:25:27,563 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-07 04:25:27,565 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-07 04:25:27,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-07 04:25:27,568 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-07 04:25:27,569 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-07 04:25:27,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-07 04:25:27,573 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-07 04:25:27,573 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-07 04:25:27,573 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-07 04:25:27,574 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-07 04:25:27,575 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-07 04:25:27,576 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-07 04:25:27,576 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-07 04:25:27,577 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-07 04:25:27,578 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-07 04:25:27,579 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-07 04:25:27,580 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-07 04:25:27,580 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-07 04:25:27,581 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-07 04:25:27,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-07 04:25:27,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-07 04:25:27,582 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-07 04:25:27,583 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-07 04:25:27,585 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 [2019-11-07 04:25:27,607 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-07 04:25:27,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-07 04:25:27,611 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-07 04:25:27,612 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-07 04:25:27,612 INFO L138 SettingsManager]: * Use SBE=true [2019-11-07 04:25:27,612 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-07 04:25:27,612 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-07 04:25:27,612 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-07 04:25:27,613 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-07 04:25:27,613 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-07 04:25:27,614 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-07 04:25:27,615 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-07 04:25:27,615 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-07 04:25:27,615 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-07 04:25:27,615 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-07 04:25:27,615 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-07 04:25:27,616 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-07 04:25:27,616 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-07 04:25:27,616 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-07 04:25:27,616 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-07 04:25:27,617 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-07 04:25:27,617 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-07 04:25:27,617 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-07 04:25:27,617 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-07 04:25:27,618 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-07 04:25:27,618 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-07 04:25:27,618 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-07 04:25:27,618 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-07 04:25:27,618 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 [2019-11-07 04:25:27,891 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-07 04:25:27,905 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-07 04:25:27,909 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-07 04:25:27,911 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-07 04:25:27,911 INFO L275 PluginConnector]: CDTParser initialized [2019-11-07 04:25:27,912 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec8_product21.cil.c [2019-11-07 04:25:27,989 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/284cc5fb8/6c650a677b994d29a474ea00a7e274bc/FLAG6f3a683ff [2019-11-07 04:25:28,712 INFO L306 CDTParser]: Found 1 translation units. [2019-11-07 04:25:28,713 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec8_product21.cil.c [2019-11-07 04:25:28,733 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/284cc5fb8/6c650a677b994d29a474ea00a7e274bc/FLAG6f3a683ff [2019-11-07 04:25:28,942 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/284cc5fb8/6c650a677b994d29a474ea00a7e274bc [2019-11-07 04:25:28,951 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-07 04:25:28,952 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-07 04:25:28,953 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-07 04:25:28,953 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-07 04:25:28,957 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-07 04:25:28,958 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:25:28" (1/1) ... [2019-11-07 04:25:28,961 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ab44985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:25:28, skipping insertion in model container [2019-11-07 04:25:28,961 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 04:25:28" (1/1) ... [2019-11-07 04:25:28,969 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-07 04:25:29,047 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-07 04:25:29,801 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 04:25:29,828 INFO L188 MainTranslator]: Completed pre-run [2019-11-07 04:25:29,972 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-07 04:25:30,073 INFO L192 MainTranslator]: Completed translation [2019-11-07 04:25:30,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:25:30 WrapperNode [2019-11-07 04:25:30,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-07 04:25:30,075 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-07 04:25:30,075 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-07 04:25:30,075 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-07 04:25:30,091 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:25:30" (1/1) ... [2019-11-07 04:25:30,091 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:25:30" (1/1) ... [2019-11-07 04:25:30,124 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:25:30" (1/1) ... [2019-11-07 04:25:30,125 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:25:30" (1/1) ... [2019-11-07 04:25:30,188 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:25:30" (1/1) ... [2019-11-07 04:25:30,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:25:30" (1/1) ... [2019-11-07 04:25:30,229 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:25:30" (1/1) ... [2019-11-07 04:25:30,245 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-07 04:25:30,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-07 04:25:30,246 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-07 04:25:30,247 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-07 04:25:30,248 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:25:30" (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 [2019-11-07 04:25:30,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-07 04:25:30,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-07 04:25:30,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-07 04:25:30,308 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-07 04:25:30,308 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-07 04:25:30,309 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-07 04:25:30,309 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-07 04:25:30,309 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-07 04:25:30,309 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-07 04:25:30,310 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-07 04:25:30,310 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-07 04:25:30,310 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-07 04:25:30,310 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-07 04:25:30,310 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-07 04:25:30,311 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-07 04:25:30,311 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-07 04:25:30,311 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-07 04:25:30,311 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-07 04:25:30,312 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-07 04:25:30,312 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-07 04:25:30,312 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-07 04:25:30,312 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-07 04:25:30,313 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-11-07 04:25:30,313 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-11-07 04:25:30,313 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-11-07 04:25:30,313 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-07 04:25:30,313 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-11-07 04:25:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-07 04:25:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-07 04:25:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-07 04:25:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-07 04:25:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-11-07 04:25:30,314 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2019-11-07 04:25:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-07 04:25:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-07 04:25:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2019-11-07 04:25:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-11-07 04:25:30,315 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-07 04:25:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-07 04:25:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-07 04:25:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-07 04:25:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-07 04:25:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-07 04:25:30,316 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-07 04:25:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-07 04:25:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-07 04:25:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-11-07 04:25:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-11-07 04:25:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-07 04:25:30,317 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-07 04:25:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-07 04:25:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-07 04:25:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-07 04:25:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-07 04:25:30,318 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-07 04:25:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-07 04:25:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__1 [2019-11-07 04:25:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__2 [2019-11-07 04:25:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-07 04:25:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-07 04:25:30,319 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-07 04:25:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-07 04:25:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-07 04:25:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-07 04:25:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-07 04:25:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-07 04:25:30,320 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-07 04:25:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-07 04:25:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-07 04:25:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-07 04:25:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-07 04:25:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-07 04:25:30,321 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-07 04:25:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-07 04:25:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-07 04:25:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-07 04:25:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-07 04:25:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-07 04:25:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-07 04:25:30,322 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-07 04:25:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-07 04:25:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-07 04:25:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-07 04:25:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-07 04:25:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-07 04:25:30,323 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-07 04:25:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-07 04:25:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-07 04:25:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-07 04:25:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-07 04:25:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-07 04:25:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-07 04:25:30,324 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-07 04:25:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-07 04:25:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-07 04:25:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-07 04:25:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-07 04:25:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-07 04:25:30,325 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-07 04:25:30,326 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-07 04:25:30,326 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-07 04:25:30,326 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-07 04:25:30,326 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-07 04:25:30,326 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-07 04:25:30,326 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-07 04:25:30,326 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-07 04:25:30,327 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-07 04:25:30,327 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-07 04:25:30,327 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-07 04:25:30,327 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-07 04:25:30,327 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-07 04:25:30,327 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-07 04:25:30,327 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-07 04:25:30,328 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-07 04:25:30,328 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-07 04:25:30,328 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-07 04:25:30,328 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-07 04:25:30,328 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-07 04:25:30,328 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-07 04:25:30,329 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-07 04:25:30,329 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-07 04:25:30,329 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-07 04:25:30,329 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-07 04:25:30,329 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-07 04:25:30,329 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-07 04:25:30,329 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-07 04:25:30,330 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-07 04:25:30,330 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-07 04:25:30,330 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-07 04:25:30,330 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-07 04:25:30,330 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-07 04:25:30,330 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-07 04:25:30,331 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-07 04:25:30,331 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-07 04:25:30,331 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-07 04:25:30,331 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-07 04:25:30,331 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-07 04:25:30,331 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-07 04:25:30,332 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-07 04:25:30,332 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-07 04:25:30,332 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-07 04:25:30,332 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-07 04:25:30,332 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-07 04:25:30,332 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-07 04:25:30,332 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-07 04:25:30,333 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-07 04:25:30,333 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-07 04:25:30,333 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-07 04:25:30,333 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-07 04:25:30,333 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-07 04:25:30,333 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-07 04:25:30,334 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-07 04:25:30,334 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-07 04:25:30,334 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-07 04:25:30,334 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-11-07 04:25:30,334 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-11-07 04:25:30,334 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-07 04:25:30,334 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-07 04:25:30,334 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-07 04:25:30,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-07 04:25:30,335 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-07 04:25:30,335 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-07 04:25:30,335 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-07 04:25:30,335 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-07 04:25:30,335 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-07 04:25:30,335 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-07 04:25:30,335 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-07 04:25:30,336 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-07 04:25:30,336 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-07 04:25:30,336 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-07 04:25:30,336 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-07 04:25:30,336 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-11-07 04:25:30,336 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-11-07 04:25:30,336 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-07 04:25:30,337 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-07 04:25:30,337 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-07 04:25:30,337 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-07 04:25:30,337 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-07 04:25:30,337 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-07 04:25:30,337 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-07 04:25:30,337 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-07 04:25:30,337 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-07 04:25:30,338 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-07 04:25:30,338 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-07 04:25:30,338 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-07 04:25:30,338 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-07 04:25:30,338 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-07 04:25:30,338 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-07 04:25:30,338 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-11-07 04:25:30,339 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-11-07 04:25:30,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__2 [2019-11-07 04:25:30,339 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-11-07 04:25:30,339 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2019-11-07 04:25:30,339 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2019-11-07 04:25:30,339 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-11-07 04:25:30,339 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__1 [2019-11-07 04:25:30,340 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-07 04:25:30,340 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-07 04:25:30,340 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-07 04:25:30,340 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-07 04:25:30,340 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-07 04:25:30,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-07 04:25:30,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-07 04:25:30,340 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-07 04:25:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-07 04:25:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-07 04:25:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-07 04:25:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-07 04:25:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-07 04:25:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-07 04:25:30,341 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-07 04:25:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-07 04:25:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-07 04:25:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-07 04:25:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-07 04:25:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-07 04:25:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-07 04:25:30,342 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-07 04:25:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-07 04:25:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-07 04:25:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-07 04:25:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-07 04:25:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-07 04:25:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-07 04:25:30,343 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-07 04:25:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-07 04:25:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-07 04:25:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-07 04:25:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-07 04:25:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-07 04:25:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-07 04:25:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-07 04:25:30,344 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-07 04:25:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-07 04:25:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-07 04:25:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-07 04:25:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-07 04:25:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-07 04:25:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-07 04:25:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-07 04:25:30,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-07 04:25:35,179 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-07 04:25:35,179 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-07 04:25:35,181 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:25:35 BoogieIcfgContainer [2019-11-07 04:25:35,181 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-07 04:25:35,182 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-07 04:25:35,182 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-07 04:25:35,186 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-07 04:25:35,186 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 04:25:28" (1/3) ... [2019-11-07 04:25:35,187 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ab1fe73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:25:35, skipping insertion in model container [2019-11-07 04:25:35,187 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 04:25:30" (2/3) ... [2019-11-07 04:25:35,188 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ab1fe73 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 04:25:35, skipping insertion in model container [2019-11-07 04:25:35,188 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 04:25:35" (3/3) ... [2019-11-07 04:25:35,192 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec8_product21.cil.c [2019-11-07 04:25:35,202 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-07 04:25:35,213 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-07 04:25:35,225 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-07 04:25:35,267 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-07 04:25:35,267 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-07 04:25:35,267 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-07 04:25:35,267 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-07 04:25:35,268 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-07 04:25:35,271 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-07 04:25:35,272 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-07 04:25:35,272 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-07 04:25:35,304 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states. [2019-11-07 04:25:35,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2019-11-07 04:25:35,319 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:25:35,321 INFO L410 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, 1, 1, 1, 1, 1, 1] [2019-11-07 04:25:35,323 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:25:35,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:25:35,330 INFO L82 PathProgramCache]: Analyzing trace with hash -1099119995, now seen corresponding path program 1 times [2019-11-07 04:25:35,340 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:25:35,340 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1644069433] [2019-11-07 04:25:35,341 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:25:35,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:25:36,002 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-07 04:25:36,003 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1644069433] [2019-11-07 04:25:36,004 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:25:36,004 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-07 04:25:36,006 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [328103888] [2019-11-07 04:25:36,014 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-11-07 04:25:36,015 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:25:36,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-11-07 04:25:36,032 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-11-07 04:25:36,034 INFO L87 Difference]: Start difference. First operand 396 states. Second operand 2 states. [2019-11-07 04:25:36,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:25:36,166 INFO L93 Difference]: Finished difference Result 574 states and 683 transitions. [2019-11-07 04:25:36,166 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-11-07 04:25:36,169 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 121 [2019-11-07 04:25:36,170 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:25:36,207 INFO L225 Difference]: With dead ends: 574 [2019-11-07 04:25:36,207 INFO L226 Difference]: Without dead ends: 369 [2019-11-07 04:25:36,218 INFO L630 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 [2019-11-07 04:25:36,240 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2019-11-07 04:25:36,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 369. [2019-11-07 04:25:36,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 369 states. [2019-11-07 04:25:36,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369 states to 369 states and 436 transitions. [2019-11-07 04:25:36,354 INFO L78 Accepts]: Start accepts. Automaton has 369 states and 436 transitions. Word has length 121 [2019-11-07 04:25:36,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:25:36,356 INFO L462 AbstractCegarLoop]: Abstraction has 369 states and 436 transitions. [2019-11-07 04:25:36,357 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-11-07 04:25:36,357 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 436 transitions. [2019-11-07 04:25:36,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2019-11-07 04:25:36,369 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:25:36,369 INFO L410 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, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 04:25:36,370 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:25:36,370 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:25:36,370 INFO L82 PathProgramCache]: Analyzing trace with hash -2040322882, now seen corresponding path program 1 times [2019-11-07 04:25:36,370 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:25:36,371 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [855885061] [2019-11-07 04:25:36,371 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:25:36,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:25:36,684 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-07 04:25:36,684 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [855885061] [2019-11-07 04:25:36,684 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:25:36,685 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 04:25:36,685 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684028837] [2019-11-07 04:25:36,687 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 04:25:36,687 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:25:36,687 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 04:25:36,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 04:25:36,688 INFO L87 Difference]: Start difference. First operand 369 states and 436 transitions. Second operand 3 states. [2019-11-07 04:25:36,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:25:36,752 INFO L93 Difference]: Finished difference Result 559 states and 652 transitions. [2019-11-07 04:25:36,754 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 04:25:36,754 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 122 [2019-11-07 04:25:36,756 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:25:36,761 INFO L225 Difference]: With dead ends: 559 [2019-11-07 04:25:36,761 INFO L226 Difference]: Without dead ends: 371 [2019-11-07 04:25:36,769 INFO L630 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 [2019-11-07 04:25:36,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 371 states. [2019-11-07 04:25:36,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 371 to 371. [2019-11-07 04:25:36,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 371 states. [2019-11-07 04:25:36,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 438 transitions. [2019-11-07 04:25:36,817 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 438 transitions. Word has length 122 [2019-11-07 04:25:36,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:25:36,817 INFO L462 AbstractCegarLoop]: Abstraction has 371 states and 438 transitions. [2019-11-07 04:25:36,817 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 04:25:36,818 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 438 transitions. [2019-11-07 04:25:36,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2019-11-07 04:25:36,822 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:25:36,822 INFO L410 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, 1, 1, 1, 1, 1, 1] [2019-11-07 04:25:36,823 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:25:36,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:25:36,823 INFO L82 PathProgramCache]: Analyzing trace with hash 889432867, now seen corresponding path program 1 times [2019-11-07 04:25:36,823 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:25:36,824 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [506906388] [2019-11-07 04:25:36,824 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:25:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:25:37,046 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-07 04:25:37,047 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [506906388] [2019-11-07 04:25:37,047 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-07 04:25:37,047 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-07 04:25:37,048 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193617512] [2019-11-07 04:25:37,050 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-07 04:25:37,050 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-11-07 04:25:37,050 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-07 04:25:37,050 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-07 04:25:37,051 INFO L87 Difference]: Start difference. First operand 371 states and 438 transitions. Second operand 3 states. [2019-11-07 04:25:37,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-07 04:25:37,096 INFO L93 Difference]: Finished difference Result 726 states and 886 transitions. [2019-11-07 04:25:37,097 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-07 04:25:37,097 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 127 [2019-11-07 04:25:37,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-07 04:25:37,104 INFO L225 Difference]: With dead ends: 726 [2019-11-07 04:25:37,104 INFO L226 Difference]: Without dead ends: 413 [2019-11-07 04:25:37,106 INFO L630 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 [2019-11-07 04:25:37,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 413 states. [2019-11-07 04:25:37,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 413 to 412. [2019-11-07 04:25:37,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 412 states. [2019-11-07 04:25:37,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 412 states and 509 transitions. [2019-11-07 04:25:37,143 INFO L78 Accepts]: Start accepts. Automaton has 412 states and 509 transitions. Word has length 127 [2019-11-07 04:25:37,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-07 04:25:37,144 INFO L462 AbstractCegarLoop]: Abstraction has 412 states and 509 transitions. [2019-11-07 04:25:37,144 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-07 04:25:37,144 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 509 transitions. [2019-11-07 04:25:37,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2019-11-07 04:25:37,148 INFO L402 BasicCegarLoop]: Found error trace [2019-11-07 04:25:37,149 INFO L410 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, 1, 1, 1, 1, 1, 1, 1] [2019-11-07 04:25:37,150 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-07 04:25:37,150 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-07 04:25:37,150 INFO L82 PathProgramCache]: Analyzing trace with hash 1851002908, now seen corresponding path program 1 times [2019-11-07 04:25:37,150 INFO L161 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-11-07 04:25:37,151 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1235738941] [2019-11-07 04:25:37,151 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-07 04:25:37,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:25:37,416 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-07 04:25:37,416 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1235738941] [2019-11-07 04:25:37,419 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [752725937] [2019-11-07 04:25:37,420 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 [2019-11-07 04:25:38,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-07 04:25:38,332 INFO L256 TraceCheckSpWp]: Trace formula consists of 2607 conjuncts, 3 conjunts are in the unsatisfiable core [2019-11-07 04:25:38,348 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-11-07 04:25:38,416 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-07 04:25:38,417 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-11-07 04:25:38,868 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2019-11-07 04:25:38,869 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1982482316] [2019-11-07 04:25:38,911 INFO L159 IcfgInterpreter]: Started Sifa with 117 locations of interest [2019-11-07 04:25:38,911 INFO L166 IcfgInterpreter]: Building call graph [2019-11-07 04:25:38,923 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-11-07 04:25:38,930 INFO L176 IcfgInterpreter]: Starting interpretation [2019-11-07 04:25:38,931 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs