/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 -i ../../../trunk/examples/svcomp/product-lines/email_spec9_product14.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:51:13,608 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:51:13,611 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:51:13,631 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:51:13,632 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:51:13,634 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:51:13,636 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:51:13,646 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:51:13,650 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:51:13,653 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:51:13,655 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:51:13,657 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:51:13,657 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:51:13,659 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:51:13,660 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:51:13,662 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:51:13,664 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:51:13,665 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:51:13,666 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:51:13,671 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:51:13,675 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:51:13,678 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:51:13,680 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:51:13,681 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:51:13,683 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:51:13,684 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:51:13,684 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:51:13,685 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:51:13,686 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:51:13,687 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:51:13,688 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:51:13,690 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:51:13,690 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:51:13,693 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:51:13,694 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:51:13,694 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:51:13,695 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:51:13,695 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:51:13,695 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:51:13,697 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:51:13,698 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:51:13,699 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 [2019-11-06 21:51:13,728 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:51:13,729 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:51:13,730 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:51:13,730 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:51:13,731 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:51:13,731 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:51:13,731 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:51:13,731 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:51:13,731 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:51:13,732 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:51:13,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:51:13,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:51:13,733 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:51:13,733 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:51:13,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:51:13,734 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:51:13,734 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:51:13,734 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:51:13,734 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:51:13,734 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:51:13,735 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:51:13,735 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:51:13,735 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:51:13,735 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:51:13,735 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:51:13,736 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:51:13,736 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:51:13,736 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:51:13,736 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:51:14,025 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:51:14,040 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:51:14,045 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:51:14,047 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:51:14,047 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:51:14,048 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec9_product14.cil.c [2019-11-06 21:51:14,125 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e27e635e/562199dc6bb74316a4fa185a4f31aa4e/FLAGccf4ea12c [2019-11-06 21:51:14,736 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:51:14,740 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec9_product14.cil.c [2019-11-06 21:51:14,774 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e27e635e/562199dc6bb74316a4fa185a4f31aa4e/FLAGccf4ea12c [2019-11-06 21:51:14,952 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6e27e635e/562199dc6bb74316a4fa185a4f31aa4e [2019-11-06 21:51:14,960 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:51:14,962 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:51:14,963 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:51:14,963 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:51:14,966 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:51:14,967 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:51:14" (1/1) ... [2019-11-06 21:51:14,970 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@788c53ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:51:14, skipping insertion in model container [2019-11-06 21:51:14,970 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:51:14" (1/1) ... [2019-11-06 21:51:14,978 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:51:15,056 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:51:15,853 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:51:15,878 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:51:16,051 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:51:16,140 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:51:16,140 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:51:16 WrapperNode [2019-11-06 21:51:16,141 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:51:16,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:51:16,142 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:51:16,142 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:51:16,157 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:51:16" (1/1) ... [2019-11-06 21:51:16,157 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:51:16" (1/1) ... [2019-11-06 21:51:16,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:51:16" (1/1) ... [2019-11-06 21:51:16,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:51:16" (1/1) ... [2019-11-06 21:51:16,277 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:51:16" (1/1) ... [2019-11-06 21:51:16,293 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:51:16" (1/1) ... [2019-11-06 21:51:16,308 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:51:16" (1/1) ... [2019-11-06 21:51:16,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:51:16,333 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:51:16,333 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:51:16,333 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:51:16,334 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:51:16" (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 [2019-11-06 21:51:16,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:51:16,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:51:16,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:51:16,401 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-06 21:51:16,401 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:51:16,401 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-06 21:51:16,401 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:51:16,401 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-06 21:51:16,402 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:51:16,402 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:51:16,402 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:51:16,402 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:51:16,402 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:51:16,402 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-06 21:51:16,403 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-06 21:51:16,403 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-06 21:51:16,403 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-06 21:51:16,403 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-06 21:51:16,404 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-06 21:51:16,404 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-06 21:51:16,404 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-06 21:51:16,405 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-06 21:51:16,405 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-11-06 21:51:16,405 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__1 [2019-11-06 21:51:16,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__2 [2019-11-06 21:51:16,406 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:51:16,407 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:51:16,407 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-11-06 21:51:16,407 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2019-11-06 21:51:16,407 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:51:16,407 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:51:16,408 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2019-11-06 21:51:16,408 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:51:16,408 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:51:16,408 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:51:16,408 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:51:16,408 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:51:16,408 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:51:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:51:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-06 21:51:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-06 21:51:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-11-06 21:51:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:51:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:51:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:51:16,409 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:51:16,410 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:51:16,410 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:51:16,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:51:16,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:51:16,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:51:16,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:51:16,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:51:16,410 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:51:16,410 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-11-06 21:51:16,411 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:51:16,411 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-11-06 21:51:16,411 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:51:16,411 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:51:16,411 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:51:16,411 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:51:16,411 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:51:16,412 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:51:16,412 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:51:16,412 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:51:16,412 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:51:16,412 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:51:16,412 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:51:16,413 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:51:16,413 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:51:16,413 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:51:16,413 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:51:16,413 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:51:16,413 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:51:16,414 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:51:16,414 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:51:16,414 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:51:16,414 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:51:16,414 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:51:16,414 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:51:16,415 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:51:16,415 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:51:16,415 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:51:16,415 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:51:16,415 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:51:16,415 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:51:16,416 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:51:16,416 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:51:16,416 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:51:16,416 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:51:16,416 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:51:16,416 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:51:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:51:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:51:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:51:16,417 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:51:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:51:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:51:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:51:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:51:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:51:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:51:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:51:16,418 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:51:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:51:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:51:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:51:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:51:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:51:16,419 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:51:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:51:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:51:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:51:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:51:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:51:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:51:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:51:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:51:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:51:16,420 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:51:16,421 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:51:16,421 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:51:16,421 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:51:16,421 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:51:16,421 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:51:16,421 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:51:16,421 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:51:16,422 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:51:16,422 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:51:16,422 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:51:16,422 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:51:16,422 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:51:16,422 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-06 21:51:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:51:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:51:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:51:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:51:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:51:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:51:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:51:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:51:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-06 21:51:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-06 21:51:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-06 21:51:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-06 21:51:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-06 21:51:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-06 21:51:16,425 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-06 21:51:16,425 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-06 21:51:16,425 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-06 21:51:16,425 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-11-06 21:51:16,425 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-06 21:51:16,425 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-06 21:51:16,425 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-06 21:51:16,425 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:51:16,426 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:51:16,426 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:51:16,426 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__1 [2019-11-06 21:51:16,426 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__2 [2019-11-06 21:51:16,426 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:51:16,426 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:51:16,426 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:51:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:51:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:51:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:51:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:51:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:51:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:51:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:51:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:51:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:51:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:51:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:51:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:51:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:51:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:51:16,429 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:51:16,429 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-06 21:51:16,429 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-11-06 21:51:16,429 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-11-06 21:51:16,429 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2019-11-06 21:51:16,429 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2019-11-06 21:51:16,429 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:51:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:51:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:51:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:51:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:51:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:51:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:51:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:51:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:51:16,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:51:16,431 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:51:16,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:51:16,431 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:51:16,431 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:51:16,431 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:51:16,431 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:51:16,432 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:51:16,432 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:51:16,432 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:51:16,432 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:51:16,432 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:51:16,432 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:51:16,432 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:51:16,433 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-11-06 21:51:16,433 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-11-06 21:51:16,433 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:51:16,433 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:51:16,433 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:51:16,433 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:51:16,433 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:51:16,434 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:51:16,434 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:51:16,434 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:51:16,434 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:51:16,434 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:51:16,434 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:51:16,434 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:51:16,435 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:51:16,435 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:51:16,435 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:51:16,435 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:51:16,435 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:51:16,435 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:51:16,435 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:51:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:51:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:51:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:51:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:51:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:51:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:51:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:51:16,437 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:51:16,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:51:18,362 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:51:18,363 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:51:18,366 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:51:18 BoogieIcfgContainer [2019-11-06 21:51:18,367 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:51:18,369 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:51:18,369 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:51:18,373 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:51:18,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:51:14" (1/3) ... [2019-11-06 21:51:18,374 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31774695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:51:18, skipping insertion in model container [2019-11-06 21:51:18,375 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:51:16" (2/3) ... [2019-11-06 21:51:18,375 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31774695 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:51:18, skipping insertion in model container [2019-11-06 21:51:18,375 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:51:18" (3/3) ... [2019-11-06 21:51:18,377 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec9_product14.cil.c [2019-11-06 21:51:18,387 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:51:18,402 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:51:18,413 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:51:18,456 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:51:18,456 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:51:18,457 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:51:18,457 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:51:18,457 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:51:18,457 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:51:18,457 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:51:18,457 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:51:18,494 INFO L276 IsEmpty]: Start isEmpty. Operand 521 states. [2019-11-06 21:51:18,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-11-06 21:51:18,526 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:51:18,528 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:51:18,530 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:51:18,536 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:51:18,536 INFO L82 PathProgramCache]: Analyzing trace with hash 2026641383, now seen corresponding path program 1 times [2019-11-06 21:51:18,545 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:51:18,546 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572142171] [2019-11-06 21:51:18,549 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:51:18,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,199 WARN L191 SmtUtils]: Spent 2.02 s on a formula simplification that was a NOOP. DAG size: 562 [2019-11-06 21:51:21,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:21,589 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-06 21:51:21,590 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572142171] [2019-11-06 21:51:21,591 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:51:21,591 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-11-06 21:51:21,592 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286955318] [2019-11-06 21:51:21,597 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-06 21:51:21,597 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:51:21,609 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-06 21:51:21,610 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-06 21:51:21,612 INFO L87 Difference]: Start difference. First operand 521 states. Second operand 10 states. [2019-11-06 21:51:33,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:51:33,437 INFO L93 Difference]: Finished difference Result 1039 states and 1579 transitions. [2019-11-06 21:51:33,438 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-11-06 21:51:33,439 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 154 [2019-11-06 21:51:33,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:51:33,467 INFO L225 Difference]: With dead ends: 1039 [2019-11-06 21:51:33,467 INFO L226 Difference]: Without dead ends: 746 [2019-11-06 21:51:33,475 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 74 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=147, Invalid=315, Unknown=0, NotChecked=0, Total=462 [2019-11-06 21:51:33,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 746 states. [2019-11-06 21:51:33,803 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 746 to 470. [2019-11-06 21:51:33,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 470 states. [2019-11-06 21:51:33,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 470 states and 651 transitions. [2019-11-06 21:51:33,811 INFO L78 Accepts]: Start accepts. Automaton has 470 states and 651 transitions. Word has length 154 [2019-11-06 21:51:33,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:51:33,812 INFO L462 AbstractCegarLoop]: Abstraction has 470 states and 651 transitions. [2019-11-06 21:51:33,812 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-06 21:51:33,813 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 651 transitions. [2019-11-06 21:51:33,817 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-06 21:51:33,817 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:51:33,818 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:51:33,818 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:51:33,818 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:51:33,819 INFO L82 PathProgramCache]: Analyzing trace with hash 918383061, now seen corresponding path program 1 times [2019-11-06 21:51:33,819 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:51:33,819 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1750531523] [2019-11-06 21:51:33,819 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:51:33,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,607 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 562 [2019-11-06 21:51:35,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:35,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:36,004 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-06 21:51:36,004 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1750531523] [2019-11-06 21:51:36,004 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:51:36,005 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-11-06 21:51:36,005 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942887630] [2019-11-06 21:51:36,007 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-06 21:51:36,007 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:51:36,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-06 21:51:36,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-11-06 21:51:36,008 INFO L87 Difference]: Start difference. First operand 470 states and 651 transitions. Second operand 11 states. [2019-11-06 21:51:40,210 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 565 [2019-11-06 21:51:51,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:51:51,906 INFO L93 Difference]: Finished difference Result 954 states and 1406 transitions. [2019-11-06 21:51:51,907 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-11-06 21:51:51,907 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 155 [2019-11-06 21:51:51,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:51:51,916 INFO L225 Difference]: With dead ends: 954 [2019-11-06 21:51:51,916 INFO L226 Difference]: Without dead ends: 749 [2019-11-06 21:51:51,918 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=106, Invalid=200, Unknown=0, NotChecked=0, Total=306 [2019-11-06 21:51:51,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 749 states. [2019-11-06 21:51:52,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 749 to 472. [2019-11-06 21:51:52,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 472 states. [2019-11-06 21:51:52,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 472 states and 653 transitions. [2019-11-06 21:51:52,105 INFO L78 Accepts]: Start accepts. Automaton has 472 states and 653 transitions. Word has length 155 [2019-11-06 21:51:52,105 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:51:52,106 INFO L462 AbstractCegarLoop]: Abstraction has 472 states and 653 transitions. [2019-11-06 21:51:52,106 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-11-06 21:51:52,106 INFO L276 IsEmpty]: Start isEmpty. Operand 472 states and 653 transitions. [2019-11-06 21:51:52,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2019-11-06 21:51:52,109 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:51:52,109 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:51:52,110 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:51:52,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:51:52,110 INFO L82 PathProgramCache]: Analyzing trace with hash 1716493705, now seen corresponding path program 1 times [2019-11-06 21:51:52,110 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:51:52,110 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [512742411] [2019-11-06 21:51:52,111 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:51:52,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:53,881 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 562 [2019-11-06 21:51:53,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:53,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:53,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:53,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:53,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:53,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:54,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:54,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:54,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:51:54,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat