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_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:32:11,693 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:32:11,695 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:32:11,713 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:32:11,714 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:32:11,716 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:32:11,718 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:32:11,727 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:32:11,730 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:32:11,733 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:32:11,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:32:11,737 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:32:11,737 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:32:11,739 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:32:11,741 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:32:11,743 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:32:11,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:32:11,745 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:32:11,746 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:32:11,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:32:11,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:32:11,755 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:32:11,756 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:32:11,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:32:11,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:32:11,759 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:32:11,759 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:32:11,760 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:32:11,760 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:32:11,761 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:32:11,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:32:11,762 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:32:11,763 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:32:11,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:32:11,764 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:32:11,764 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:32:11,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:32:11,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:32:11,765 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:32:11,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:32:11,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:32:11,768 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 23:32:11,784 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:32:11,784 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:32:11,785 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:32:11,785 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:32:11,786 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:32:11,786 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:32:11,786 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:32:11,786 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:32:11,786 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:32:11,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:32:11,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:32:11,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:32:11,787 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:32:11,787 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:32:11,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:32:11,788 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:32:11,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:32:11,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:32:11,788 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:32:11,788 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:32:11,789 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:32:11,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:32:11,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:32:11,789 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:32:11,789 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:32:11,790 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:32:11,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:32:11,790 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:32:11,790 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:32:12,096 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:32:12,115 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:32:12,118 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:32:12,120 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:32:12,120 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:32:12,121 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec9_product28.cil.c [2019-10-14 23:32:12,194 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88a6d9b6b/e3438d5aeba140368d6486baf8ca5c7c/FLAG5a253f0b8 [2019-10-14 23:32:12,791 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:32:12,792 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec9_product28.cil.c [2019-10-14 23:32:12,819 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88a6d9b6b/e3438d5aeba140368d6486baf8ca5c7c/FLAG5a253f0b8 [2019-10-14 23:32:13,001 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/88a6d9b6b/e3438d5aeba140368d6486baf8ca5c7c [2019-10-14 23:32:13,012 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:32:13,014 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:32:13,015 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:32:13,015 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:32:13,019 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:32:13,020 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:32:13" (1/1) ... [2019-10-14 23:32:13,022 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f33695a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:13, skipping insertion in model container [2019-10-14 23:32:13,023 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:32:13" (1/1) ... [2019-10-14 23:32:13,031 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:32:13,127 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:32:13,900 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:32:13,916 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:32:14,048 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:32:14,133 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:32:14,134 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:14 WrapperNode [2019-10-14 23:32:14,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:32:14,134 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:32:14,134 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:32:14,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:32:14,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:14" (1/1) ... [2019-10-14 23:32:14,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:14" (1/1) ... [2019-10-14 23:32:14,176 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:14" (1/1) ... [2019-10-14 23:32:14,176 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:14" (1/1) ... [2019-10-14 23:32:14,233 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:14" (1/1) ... [2019-10-14 23:32:14,257 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:14" (1/1) ... [2019-10-14 23:32:14,270 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:14" (1/1) ... [2019-10-14 23:32:14,288 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:32:14,289 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:32:14,289 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:32:14,289 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:32:14,290 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:14" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:32:14,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:32:14,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:32:14,383 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:32:14,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__1 [2019-10-14 23:32:14,383 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__2 [2019-10-14 23:32:14,384 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-14 23:32:14,384 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:32:14,384 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:32:14,385 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:32:14,385 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:32:14,386 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-14 23:32:14,386 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-10-14 23:32:14,387 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2019-10-14 23:32:14,387 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-14 23:32:14,388 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-14 23:32:14,388 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-10-14 23:32:14,390 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2019-10-14 23:32:14,390 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-14 23:32:14,390 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-14 23:32:14,391 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-14 23:32:14,391 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-14 23:32:14,391 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-14 23:32:14,392 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-14 23:32:14,392 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-14 23:32:14,392 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-14 23:32:14,393 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-14 23:32:14,393 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-10-14 23:32:14,393 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-10-14 23:32:14,393 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:32:14,394 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-14 23:32:14,394 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-14 23:32:14,394 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-14 23:32:14,394 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-14 23:32:14,394 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-14 23:32:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-14 23:32:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-14 23:32:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-14 23:32:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-14 23:32:14,395 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-14 23:32:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-14 23:32:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-14 23:32:14,396 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-14 23:32:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-14 23:32:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-14 23:32:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-14 23:32:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-14 23:32:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-14 23:32:14,397 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-14 23:32:14,398 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-14 23:32:14,398 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-14 23:32:14,398 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-14 23:32:14,398 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-14 23:32:14,398 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-14 23:32:14,399 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-14 23:32:14,399 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-14 23:32:14,399 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-14 23:32:14,399 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-14 23:32:14,399 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-14 23:32:14,399 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:32:14,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:32:14,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:32:14,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:32:14,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:32:14,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:32:14,400 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-14 23:32:14,401 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-14 23:32:14,401 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-14 23:32:14,401 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-14 23:32:14,401 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-14 23:32:14,402 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-14 23:32:14,402 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-14 23:32:14,402 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-14 23:32:14,403 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:32:14,403 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:32:14,404 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-14 23:32:14,404 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-14 23:32:14,404 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-14 23:32:14,404 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-14 23:32:14,405 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-14 23:32:14,405 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-14 23:32:14,405 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-14 23:32:14,405 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-14 23:32:14,406 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-14 23:32:14,406 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-10-14 23:32:14,407 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Encrypt [2019-10-14 23:32:14,407 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2019-10-14 23:32:14,407 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-14 23:32:14,408 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-10-14 23:32:14,408 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-14 23:32:14,408 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-14 23:32:14,408 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-14 23:32:14,409 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-14 23:32:14,409 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-14 23:32:14,409 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-14 23:32:14,409 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-14 23:32:14,409 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-14 23:32:14,410 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-14 23:32:14,410 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-14 23:32:14,410 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-14 23:32:14,410 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-14 23:32:14,410 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-14 23:32:14,410 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-14 23:32:14,410 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-14 23:32:14,411 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-14 23:32:14,411 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-14 23:32:14,411 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-14 23:32:14,411 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-14 23:32:14,411 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-14 23:32:14,411 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-14 23:32:14,412 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-14 23:32:14,412 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-14 23:32:14,412 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-14 23:32:14,412 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:32:14,412 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:32:14,413 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:32:14,413 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:32:14,413 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-14 23:32:14,414 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:32:14,414 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:32:14,414 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__1 [2019-10-14 23:32:14,415 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:32:14,415 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__2 [2019-10-14 23:32:14,415 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-14 23:32:14,415 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:32:14,416 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:32:14,416 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:32:14,416 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:32:14,416 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-14 23:32:14,417 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-14 23:32:14,417 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-14 23:32:14,417 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-14 23:32:14,417 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-14 23:32:14,418 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-14 23:32:14,418 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-14 23:32:14,418 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-14 23:32:14,418 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-14 23:32:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-14 23:32:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-14 23:32:14,419 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-14 23:32:14,420 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-14 23:32:14,423 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-14 23:32:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-14 23:32:14,426 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-14 23:32:14,427 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-14 23:32:14,432 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-14 23:32:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-14 23:32:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-14 23:32:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-14 23:32:14,433 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-14 23:32:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-14 23:32:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-14 23:32:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-14 23:32:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-14 23:32:14,434 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-14 23:32:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-14 23:32:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-14 23:32:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-14 23:32:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-10-14 23:32:14,435 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-10-14 23:32:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-10-14 23:32:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2019-10-14 23:32:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-10-14 23:32:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2019-10-14 23:32:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-14 23:32:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-14 23:32:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-14 23:32:14,436 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-14 23:32:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-14 23:32:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-14 23:32:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-14 23:32:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-14 23:32:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:32:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-14 23:32:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-14 23:32:14,437 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-14 23:32:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-14 23:32:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-14 23:32:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-14 23:32:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-14 23:32:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-14 23:32:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-14 23:32:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-14 23:32:14,438 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-14 23:32:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-14 23:32:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-14 23:32:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-14 23:32:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-14 23:32:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-14 23:32:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-14 23:32:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-14 23:32:14,439 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-14 23:32:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-14 23:32:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-14 23:32:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-14 23:32:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-14 23:32:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-14 23:32:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:32:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:32:14,440 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:32:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:32:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:32:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:32:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:32:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:32:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:32:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:32:14,441 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:32:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:32:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:32:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:32:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:32:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:32:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-14 23:32:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-14 23:32:14,442 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-14 23:32:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-14 23:32:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:32:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:32:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-14 23:32:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-14 23:32:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-14 23:32:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-14 23:32:14,443 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-14 23:32:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-14 23:32:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-14 23:32:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-14 23:32:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-14 23:32:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-14 23:32:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-10-14 23:32:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Encrypt [2019-10-14 23:32:14,444 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2019-10-14 23:32:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-10-14 23:32:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-14 23:32:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-14 23:32:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-14 23:32:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-14 23:32:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-14 23:32:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-14 23:32:14,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:32:14,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:32:14,446 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:32:16,538 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:32:16,538 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 23:32:16,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:32:16 BoogieIcfgContainer [2019-10-14 23:32:16,540 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:32:16,542 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:32:16,542 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:32:16,545 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:32:16,545 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:32:13" (1/3) ... [2019-10-14 23:32:16,546 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@656862a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:32:16, skipping insertion in model container [2019-10-14 23:32:16,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:32:14" (2/3) ... [2019-10-14 23:32:16,547 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@656862a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:32:16, skipping insertion in model container [2019-10-14 23:32:16,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:32:16" (3/3) ... [2019-10-14 23:32:16,548 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec9_product28.cil.c [2019-10-14 23:32:16,559 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:32:16,570 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:32:16,581 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:32:16,611 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:32:16,611 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:32:16,611 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:32:16,611 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:32:16,611 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:32:16,612 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:32:16,612 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:32:16,612 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:32:16,651 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states. [2019-10-14 23:32:16,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2019-10-14 23:32:16,686 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:32:16,689 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:32:16,691 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:32:16,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:32:16,698 INFO L82 PathProgramCache]: Analyzing trace with hash 419003498, now seen corresponding path program 1 times [2019-10-14 23:32:16,711 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:32:16,711 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [583583705] [2019-10-14 23:32:16,712 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:32:16,712 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:32:16,713 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:32:17,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,269 WARN L191 SmtUtils]: Spent 1.98 s on a formula simplification that was a NOOP. DAG size: 568 [2019-10-14 23:32:19,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:19,651 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-14 23:32:19,652 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [583583705] [2019-10-14 23:32:19,653 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:32:19,653 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-14 23:32:19,653 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1086231827] [2019-10-14 23:32:19,659 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-14 23:32:19,659 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:32:19,674 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-14 23:32:19,675 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2019-10-14 23:32:19,677 INFO L87 Difference]: Start difference. First operand 513 states. Second operand 11 states. [2019-10-14 23:32:33,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:32:33,705 INFO L93 Difference]: Finished difference Result 1166 states and 1714 transitions. [2019-10-14 23:32:33,706 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2019-10-14 23:32:33,708 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 158 [2019-10-14 23:32:33,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:32:33,732 INFO L225 Difference]: With dead ends: 1166 [2019-10-14 23:32:33,732 INFO L226 Difference]: Without dead ends: 765 [2019-10-14 23:32:33,746 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 488 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=419, Invalid=1303, Unknown=0, NotChecked=0, Total=1722 [2019-10-14 23:32:33,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 765 states. [2019-10-14 23:32:34,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 765 to 462. [2019-10-14 23:32:34,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 462 states. [2019-10-14 23:32:34,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 615 transitions. [2019-10-14 23:32:34,041 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 615 transitions. Word has length 158 [2019-10-14 23:32:34,042 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:32:34,042 INFO L462 AbstractCegarLoop]: Abstraction has 462 states and 615 transitions. [2019-10-14 23:32:34,042 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-14 23:32:34,042 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 615 transitions. [2019-10-14 23:32:34,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-10-14 23:32:34,046 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:32:34,047 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:32:34,047 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:32:34,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:32:34,047 INFO L82 PathProgramCache]: Analyzing trace with hash 1840062497, now seen corresponding path program 1 times [2019-10-14 23:32:34,048 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:32:34,048 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1284598668] [2019-10-14 23:32:34,048 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:32:34,048 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:32:34,048 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:32:34,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:35,901 WARN L191 SmtUtils]: Spent 1.67 s on a formula simplification that was a NOOP. DAG size: 568 [2019-10-14 23:32:35,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:35,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:35,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:35,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:35,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:32:36,266 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-14 23:32:36,267 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1284598668] [2019-10-14 23:32:36,267 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:32:36,267 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-14 23:32:36,268 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390761884] [2019-10-14 23:32:36,270 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 23:32:36,270 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:32:36,270 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 23:32:36,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2019-10-14 23:32:36,271 INFO L87 Difference]: Start difference. First operand 462 states and 615 transitions. Second operand 12 states. [2019-10-14 23:32:41,999 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 571