java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/product-lines/email_spec1_productSimulator.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-36ac518-m [2019-10-07 14:47:00,878 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-07 14:47:00,880 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-07 14:47:00,893 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-07 14:47:00,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-07 14:47:00,894 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-07 14:47:00,896 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-07 14:47:00,898 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-07 14:47:00,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-07 14:47:00,900 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-07 14:47:00,901 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-07 14:47:00,902 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-07 14:47:00,903 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-07 14:47:00,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-07 14:47:00,904 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-07 14:47:00,906 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-07 14:47:00,906 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-07 14:47:00,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-07 14:47:00,909 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-07 14:47:00,911 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-07 14:47:00,912 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-07 14:47:00,913 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-07 14:47:00,914 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-07 14:47:00,915 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-07 14:47:00,919 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-07 14:47:00,919 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-07 14:47:00,919 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-07 14:47:00,920 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-07 14:47:00,921 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-07 14:47:00,923 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-07 14:47:00,923 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-07 14:47:00,924 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-07 14:47:00,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-07 14:47:00,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-07 14:47:00,927 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-07 14:47:00,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-07 14:47:00,928 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-07 14:47:00,928 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-07 14:47:00,928 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-07 14:47:00,932 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-07 14:47:00,933 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-07 14:47:00,934 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 [2019-10-07 14:47:00,956 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-07 14:47:00,957 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-07 14:47:00,958 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-07 14:47:00,959 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-07 14:47:00,959 INFO L138 SettingsManager]: * Use SBE=true [2019-10-07 14:47:00,959 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-07 14:47:00,959 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-07 14:47:00,959 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-07 14:47:00,960 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-07 14:47:00,960 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-07 14:47:00,961 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-07 14:47:00,961 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-07 14:47:00,961 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-07 14:47:00,962 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-07 14:47:00,962 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-07 14:47:00,962 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-07 14:47:00,962 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-07 14:47:00,963 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-07 14:47:00,963 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-07 14:47:00,963 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-07 14:47:00,963 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-07 14:47:00,964 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-07 14:47:00,964 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-07 14:47:00,964 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-07 14:47:00,964 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-07 14:47:00,964 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-07 14:47:00,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-07 14:47:00,965 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-07 14:47:00,965 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-07 14:47:01,264 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-07 14:47:01,277 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-07 14:47:01,281 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-07 14:47:01,282 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-07 14:47:01,282 INFO L275 PluginConnector]: CDTParser initialized [2019-10-07 14:47:01,283 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec1_productSimulator.cil.c [2019-10-07 14:47:01,345 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/895371ed6/96667dfc6ed24aa08329503800062fb4/FLAG71f0a7cb1 [2019-10-07 14:47:01,969 INFO L306 CDTParser]: Found 1 translation units. [2019-10-07 14:47:01,970 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec1_productSimulator.cil.c [2019-10-07 14:47:02,005 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/895371ed6/96667dfc6ed24aa08329503800062fb4/FLAG71f0a7cb1 [2019-10-07 14:47:02,140 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/895371ed6/96667dfc6ed24aa08329503800062fb4 [2019-10-07 14:47:02,150 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-07 14:47:02,152 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-07 14:47:02,153 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-07 14:47:02,153 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-07 14:47:02,156 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-07 14:47:02,158 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 02:47:02" (1/1) ... [2019-10-07 14:47:02,161 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21180631 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:47:02, skipping insertion in model container [2019-10-07 14:47:02,161 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.10 02:47:02" (1/1) ... [2019-10-07 14:47:02,169 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-07 14:47:02,249 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-07 14:47:03,092 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 14:47:03,115 INFO L188 MainTranslator]: Completed pre-run [2019-10-07 14:47:03,209 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-07 14:47:03,395 INFO L192 MainTranslator]: Completed translation [2019-10-07 14:47:03,396 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:47:03 WrapperNode [2019-10-07 14:47:03,396 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-07 14:47:03,397 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-07 14:47:03,397 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-07 14:47:03,397 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-07 14:47:03,413 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:47:03" (1/1) ... [2019-10-07 14:47:03,413 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:47:03" (1/1) ... [2019-10-07 14:47:03,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:47:03" (1/1) ... [2019-10-07 14:47:03,452 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:47:03" (1/1) ... [2019-10-07 14:47:03,538 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:47:03" (1/1) ... [2019-10-07 14:47:03,565 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:47:03" (1/1) ... [2019-10-07 14:47:03,580 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:47:03" (1/1) ... [2019-10-07 14:47:03,604 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-07 14:47:03,605 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-07 14:47:03,605 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-07 14:47:03,605 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-07 14:47:03,606 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:47:03" (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 [2019-10-07 14:47:03,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-07 14:47:03,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-07 14:47:03,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-07 14:47:03,710 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__AddressBookEncrypt_spec__1 [2019-10-07 14:47:03,710 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-07 14:47:03,710 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__before__Encrypt [2019-10-07 14:47:03,711 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__role__Encrypt [2019-10-07 14:47:03,711 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__before__Sign [2019-10-07 14:47:03,711 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__role__Sign [2019-10-07 14:47:03,711 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__before__Verify [2019-10-07 14:47:03,711 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__role__Verify [2019-10-07 14:47:03,712 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-07 14:47:03,712 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__before__Encrypt [2019-10-07 14:47:03,712 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__role__Encrypt [2019-10-07 14:47:03,712 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-07 14:47:03,713 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-07 14:47:03,713 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-07 14:47:03,713 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-07 14:47:03,713 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__before__Encrypt [2019-10-07 14:47:03,714 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__role__Encrypt [2019-10-07 14:47:03,714 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__before__AddressBook [2019-10-07 14:47:03,714 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__role__AddressBook [2019-10-07 14:47:03,715 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__before__Sign [2019-10-07 14:47:03,715 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__role__Sign [2019-10-07 14:47:03,715 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-07 14:47:03,715 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-07 14:47:03,716 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__AutoResponder [2019-10-07 14:47:03,716 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__role__AutoResponder [2019-10-07 14:47:03,716 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__Forward [2019-10-07 14:47:03,716 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__role__Forward [2019-10-07 14:47:03,716 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__Verify [2019-10-07 14:47:03,716 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__role__Verify [2019-10-07 14:47:03,717 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__before__Decrypt [2019-10-07 14:47:03,717 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__role__Decrypt [2019-10-07 14:47:03,717 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-07 14:47:03,717 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-07 14:47:03,717 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-07 14:47:03,718 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-07 14:47:03,718 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-07 14:47:03,718 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-07 14:47:03,718 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-07 14:47:03,718 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-07 14:47:03,719 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-07 14:47:03,719 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-10-07 14:47:03,719 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-10-07 14:47:03,719 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-10-07 14:47:03,719 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-10-07 14:47:03,719 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-10-07 14:47:03,720 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-07 14:47:03,720 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-07 14:47:03,720 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-07 14:47:03,720 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-07 14:47:03,720 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-07 14:47:03,720 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-07 14:47:03,721 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-07 14:47:03,721 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-07 14:47:03,721 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-07 14:47:03,721 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-07 14:47:03,721 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-07 14:47:03,722 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-07 14:47:03,722 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-07 14:47:03,722 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-07 14:47:03,722 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-07 14:47:03,723 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-07 14:47:03,723 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-07 14:47:03,723 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-07 14:47:03,723 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-07 14:47:03,723 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-07 14:47:03,724 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-07 14:47:03,724 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__before__Keys [2019-10-07 14:47:03,724 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__role__Keys [2019-10-07 14:47:03,724 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-07 14:47:03,725 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__before__Keys [2019-10-07 14:47:03,725 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__role__Keys [2019-10-07 14:47:03,725 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-07 14:47:03,725 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__before__Keys [2019-10-07 14:47:03,725 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__role__Keys [2019-10-07 14:47:03,726 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-07 14:47:03,726 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-07 14:47:03,726 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-07 14:47:03,726 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-07 14:47:03,726 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-07 14:47:03,727 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-07 14:47:03,727 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-07 14:47:03,727 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-07 14:47:03,727 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-07 14:47:03,727 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-07 14:47:03,728 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-07 14:47:03,728 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-07 14:47:03,728 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-07 14:47:03,728 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-07 14:47:03,728 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-10-07 14:47:03,729 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-10-07 14:47:03,729 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-10-07 14:47:03,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-07 14:47:03,729 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-07 14:47:03,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-07 14:47:03,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-07 14:47:03,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-07 14:47:03,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-07 14:47:03,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-07 14:47:03,730 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-07 14:47:03,731 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-07 14:47:03,731 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-07 14:47:03,752 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-07 14:47:03,752 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-07 14:47:03,752 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-07 14:47:03,752 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-07 14:47:03,752 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-07 14:47:03,752 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-07 14:47:03,753 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-07 14:47:03,753 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-07 14:47:03,753 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-07 14:47:03,753 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-07 14:47:03,753 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-07 14:47:03,753 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-07 14:47:03,753 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-07 14:47:03,754 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-07 14:47:03,754 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-07 14:47:03,754 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-07 14:47:03,754 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-07 14:47:03,754 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-07 14:47:03,754 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-07 14:47:03,754 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-07 14:47:03,756 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-07 14:47:03,756 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-07 14:47:03,756 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-07 14:47:03,757 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-07 14:47:03,757 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-07 14:47:03,757 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-07 14:47:03,757 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-07 14:47:03,758 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-07 14:47:03,758 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-07 14:47:03,759 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-07 14:47:03,762 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-07 14:47:03,763 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-07 14:47:03,763 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-07 14:47:03,763 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-07 14:47:03,763 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-07 14:47:03,763 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-07 14:47:03,764 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__AddressBookEncrypt_spec__1 [2019-10-07 14:47:03,764 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-07 14:47:03,764 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-07 14:47:03,764 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-10-07 14:47:03,771 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-07 14:47:03,771 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-07 14:47:03,771 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-07 14:47:03,771 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-10-07 14:47:03,771 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-07 14:47:03,772 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-10-07 14:47:03,772 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-07 14:47:03,772 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-07 14:47:03,772 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-07 14:47:03,772 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-07 14:47:03,772 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-07 14:47:03,772 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-07 14:47:03,772 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-07 14:47:03,773 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-07 14:47:03,773 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-07 14:47:03,773 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-07 14:47:03,773 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-07 14:47:03,774 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-07 14:47:03,774 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-07 14:47:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-07 14:47:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-07 14:47:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-07 14:47:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-07 14:47:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-07 14:47:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__before__Encrypt [2019-10-07 14:47:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__role__Encrypt [2019-10-07 14:47:03,775 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__before__Sign [2019-10-07 14:47:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__role__Sign [2019-10-07 14:47:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__before__Verify [2019-10-07 14:47:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__role__Verify [2019-10-07 14:47:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__before__Encrypt [2019-10-07 14:47:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__role__Encrypt [2019-10-07 14:47:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-07 14:47:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-07 14:47:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-07 14:47:03,776 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-07 14:47:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-07 14:47:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-07 14:47:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-07 14:47:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-07 14:47:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-07 14:47:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-07 14:47:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-07 14:47:03,777 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-07 14:47:03,778 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-07 14:47:03,778 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-07 14:47:03,778 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-07 14:47:03,778 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-07 14:47:03,778 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-07 14:47:03,778 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-07 14:47:03,778 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-07 14:47:03,779 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-07 14:47:03,779 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-07 14:47:03,779 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-07 14:47:03,779 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-07 14:47:03,779 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-07 14:47:03,779 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-07 14:47:03,779 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-07 14:47:03,779 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-10-07 14:47:03,780 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-10-07 14:47:03,780 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-10-07 14:47:03,780 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-10-07 14:47:03,780 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-10-07 14:47:03,780 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__before__Encrypt [2019-10-07 14:47:03,780 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__role__Encrypt [2019-10-07 14:47:03,782 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__before__AddressBook [2019-10-07 14:47:03,782 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__role__AddressBook [2019-10-07 14:47:03,782 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__before__Sign [2019-10-07 14:47:03,782 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__role__Sign [2019-10-07 14:47:03,782 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__AutoResponder [2019-10-07 14:47:03,782 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__role__AutoResponder [2019-10-07 14:47:03,783 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__Forward [2019-10-07 14:47:03,783 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__role__Forward [2019-10-07 14:47:03,783 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__Verify [2019-10-07 14:47:03,783 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__role__Verify [2019-10-07 14:47:03,783 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__before__Decrypt [2019-10-07 14:47:03,783 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__role__Decrypt [2019-10-07 14:47:03,783 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-07 14:47:03,783 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-07 14:47:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-07 14:47:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-07 14:47:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-07 14:47:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-07 14:47:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-07 14:47:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-07 14:47:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-07 14:47:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-07 14:47:03,784 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-07 14:47:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-07 14:47:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-07 14:47:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-07 14:47:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-07 14:47:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-07 14:47:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-07 14:47:03,785 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-07 14:47:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-07 14:47:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-07 14:47:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-07 14:47:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-07 14:47:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-07 14:47:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-07 14:47:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-07 14:47:03,786 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-07 14:47:03,787 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-07 14:47:03,787 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-07 14:47:03,787 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__before__Keys [2019-10-07 14:47:03,787 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__role__Keys [2019-10-07 14:47:03,787 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__before__Keys [2019-10-07 14:47:03,787 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__role__Keys [2019-10-07 14:47:03,787 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__before__Keys [2019-10-07 14:47:03,787 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__role__Keys [2019-10-07 14:47:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-07 14:47:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-07 14:47:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-07 14:47:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-07 14:47:03,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-07 14:47:03,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-07 14:47:03,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-07 14:47:03,793 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-07 14:47:03,793 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-07 14:47:03,793 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-07 14:47:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-07 14:47:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-07 14:47:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-07 14:47:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-07 14:47:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-07 14:47:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-07 14:47:03,794 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-07 14:47:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-07 14:47:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-07 14:47:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-07 14:47:03,797 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-07 14:47:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-07 14:47:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-07 14:47:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-07 14:47:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-07 14:47:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-07 14:47:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-07 14:47:03,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-07 14:47:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-07 14:47:03,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-07 14:47:09,116 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-07 14:47:09,117 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-07 14:47:09,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 02:47:09 BoogieIcfgContainer [2019-10-07 14:47:09,119 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-07 14:47:09,121 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-07 14:47:09,121 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-07 14:47:09,124 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-07 14:47:09,124 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.10 02:47:02" (1/3) ... [2019-10-07 14:47:09,125 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@302e2481 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 02:47:09, skipping insertion in model container [2019-10-07 14:47:09,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.10 02:47:03" (2/3) ... [2019-10-07 14:47:09,126 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@302e2481 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.10 02:47:09, skipping insertion in model container [2019-10-07 14:47:09,126 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.10 02:47:09" (3/3) ... [2019-10-07 14:47:09,127 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec1_productSimulator.cil.c [2019-10-07 14:47:09,138 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-07 14:47:09,147 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-07 14:47:09,159 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-07 14:47:09,191 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-07 14:47:09,191 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-07 14:47:09,191 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-07 14:47:09,191 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-07 14:47:09,191 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-07 14:47:09,191 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-07 14:47:09,191 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-07 14:47:09,192 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-07 14:47:09,223 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states. [2019-10-07 14:47:09,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2019-10-07 14:47:09,243 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 14:47:09,244 INFO L385 BasicCegarLoop]: trace histogram [8, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 14:47:09,246 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 14:47:09,251 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 14:47:09,252 INFO L82 PathProgramCache]: Analyzing trace with hash -718751133, now seen corresponding path program 1 times [2019-10-07 14:47:09,261 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 14:47:09,262 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 14:47:09,262 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 14:47:09,262 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 14:47:09,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 14:47:09,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 14:47:09,943 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-10-07 14:47:09,944 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 14:47:09,944 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 14:47:09,944 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2019-10-07 14:47:09,950 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-07 14:47:09,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-07 14:47:09,965 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-07 14:47:09,968 INFO L87 Difference]: Start difference. First operand 607 states. Second operand 6 states. [2019-10-07 14:47:10,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 14:47:10,207 INFO L93 Difference]: Finished difference Result 1136 states and 1426 transitions. [2019-10-07 14:47:10,208 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-10-07 14:47:10,209 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 140 [2019-10-07 14:47:10,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 14:47:10,259 INFO L225 Difference]: With dead ends: 1136 [2019-10-07 14:47:10,260 INFO L226 Difference]: Without dead ends: 580 [2019-10-07 14:47:10,276 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2019-10-07 14:47:10,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2019-10-07 14:47:10,414 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 580. [2019-10-07 14:47:10,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 580 states. [2019-10-07 14:47:10,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 580 states and 715 transitions. [2019-10-07 14:47:10,424 INFO L78 Accepts]: Start accepts. Automaton has 580 states and 715 transitions. Word has length 140 [2019-10-07 14:47:10,426 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 14:47:10,426 INFO L462 AbstractCegarLoop]: Abstraction has 580 states and 715 transitions. [2019-10-07 14:47:10,426 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-07 14:47:10,426 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 715 transitions. [2019-10-07 14:47:10,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-10-07 14:47:10,435 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 14:47:10,435 INFO L385 BasicCegarLoop]: trace histogram [8, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 14:47:10,436 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 14:47:10,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 14:47:10,436 INFO L82 PathProgramCache]: Analyzing trace with hash 327449714, now seen corresponding path program 1 times [2019-10-07 14:47:10,436 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 14:47:10,437 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 14:47:10,437 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 14:47:10,437 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 14:47:10,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 14:47:10,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 14:47:10,864 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-10-07 14:47:10,865 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 14:47:10,865 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 14:47:10,865 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-07 14:47:10,873 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-07 14:47:10,873 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-07 14:47:10,873 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-07 14:47:10,874 INFO L87 Difference]: Start difference. First operand 580 states and 715 transitions. Second operand 4 states. [2019-10-07 14:47:11,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 14:47:11,696 INFO L93 Difference]: Finished difference Result 1126 states and 1418 transitions. [2019-10-07 14:47:11,696 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-07 14:47:11,697 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 146 [2019-10-07 14:47:11,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 14:47:11,703 INFO L225 Difference]: With dead ends: 1126 [2019-10-07 14:47:11,703 INFO L226 Difference]: Without dead ends: 578 [2019-10-07 14:47:11,706 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-07 14:47:11,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 578 states. [2019-10-07 14:47:11,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 578 to 578. [2019-10-07 14:47:11,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 578 states. [2019-10-07 14:47:11,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 578 states and 704 transitions. [2019-10-07 14:47:11,760 INFO L78 Accepts]: Start accepts. Automaton has 578 states and 704 transitions. Word has length 146 [2019-10-07 14:47:11,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 14:47:11,762 INFO L462 AbstractCegarLoop]: Abstraction has 578 states and 704 transitions. [2019-10-07 14:47:11,762 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-07 14:47:11,762 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states and 704 transitions. [2019-10-07 14:47:11,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2019-10-07 14:47:11,769 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 14:47:11,769 INFO L385 BasicCegarLoop]: trace histogram [8, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 14:47:11,769 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 14:47:11,770 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 14:47:11,770 INFO L82 PathProgramCache]: Analyzing trace with hash 1885797071, now seen corresponding path program 1 times [2019-10-07 14:47:11,770 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 14:47:11,770 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 14:47:11,770 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 14:47:11,770 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 14:47:11,771 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 14:47:11,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 14:47:11,977 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-10-07 14:47:11,977 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 14:47:11,977 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 14:47:11,978 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 14:47:11,978 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 14:47:11,979 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 14:47:11,979 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 14:47:11,979 INFO L87 Difference]: Start difference. First operand 578 states and 704 transitions. Second operand 3 states. [2019-10-07 14:47:12,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 14:47:12,122 INFO L93 Difference]: Finished difference Result 1119 states and 1377 transitions. [2019-10-07 14:47:12,122 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 14:47:12,123 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 159 [2019-10-07 14:47:12,123 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 14:47:12,127 INFO L225 Difference]: With dead ends: 1119 [2019-10-07 14:47:12,128 INFO L226 Difference]: Without dead ends: 577 [2019-10-07 14:47:12,130 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 14:47:12,131 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 577 states. [2019-10-07 14:47:12,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 577 to 577. [2019-10-07 14:47:12,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 577 states. [2019-10-07 14:47:12,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 577 states and 700 transitions. [2019-10-07 14:47:12,185 INFO L78 Accepts]: Start accepts. Automaton has 577 states and 700 transitions. Word has length 159 [2019-10-07 14:47:12,186 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 14:47:12,186 INFO L462 AbstractCegarLoop]: Abstraction has 577 states and 700 transitions. [2019-10-07 14:47:12,186 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 14:47:12,186 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states and 700 transitions. [2019-10-07 14:47:12,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2019-10-07 14:47:12,192 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 14:47:12,192 INFO L385 BasicCegarLoop]: trace histogram [8, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 14:47:12,193 INFO L410 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 14:47:12,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 14:47:12,193 INFO L82 PathProgramCache]: Analyzing trace with hash -1197063153, now seen corresponding path program 1 times [2019-10-07 14:47:12,193 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 14:47:12,194 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 14:47:12,194 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 14:47:12,194 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 14:47:12,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 14:47:12,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 14:47:12,449 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2019-10-07 14:47:12,449 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 14:47:12,449 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 14:47:12,450 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-07 14:47:12,451 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-07 14:47:12,451 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-07 14:47:12,451 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-07 14:47:12,452 INFO L87 Difference]: Start difference. First operand 577 states and 700 transitions. Second operand 4 states. [2019-10-07 14:47:13,255 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 14:47:13,256 INFO L93 Difference]: Finished difference Result 1091 states and 1324 transitions. [2019-10-07 14:47:13,256 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2019-10-07 14:47:13,256 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 160 [2019-10-07 14:47:13,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 14:47:13,261 INFO L225 Difference]: With dead ends: 1091 [2019-10-07 14:47:13,261 INFO L226 Difference]: Without dead ends: 574 [2019-10-07 14:47:13,263 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-07 14:47:13,264 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 574 states. [2019-10-07 14:47:13,292 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 574 to 574. [2019-10-07 14:47:13,293 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 574 states. [2019-10-07 14:47:13,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 574 states to 574 states and 683 transitions. [2019-10-07 14:47:13,297 INFO L78 Accepts]: Start accepts. Automaton has 574 states and 683 transitions. Word has length 160 [2019-10-07 14:47:13,297 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 14:47:13,297 INFO L462 AbstractCegarLoop]: Abstraction has 574 states and 683 transitions. [2019-10-07 14:47:13,297 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-07 14:47:13,298 INFO L276 IsEmpty]: Start isEmpty. Operand 574 states and 683 transitions. [2019-10-07 14:47:13,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-10-07 14:47:13,300 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 14:47:13,301 INFO L385 BasicCegarLoop]: trace histogram [8, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 14:47:13,301 INFO L410 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 14:47:13,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 14:47:13,301 INFO L82 PathProgramCache]: Analyzing trace with hash 1730438915, now seen corresponding path program 1 times [2019-10-07 14:47:13,302 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 14:47:13,302 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 14:47:13,302 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 14:47:13,302 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 14:47:13,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 14:47:13,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 14:47:13,520 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-10-07 14:47:13,520 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 14:47:13,520 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 14:47:13,521 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 14:47:13,521 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 14:47:13,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 14:47:13,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 14:47:13,522 INFO L87 Difference]: Start difference. First operand 574 states and 683 transitions. Second operand 3 states. [2019-10-07 14:47:13,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 14:47:13,573 INFO L93 Difference]: Finished difference Result 903 states and 1068 transitions. [2019-10-07 14:47:13,574 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 14:47:13,574 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 181 [2019-10-07 14:47:13,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 14:47:13,578 INFO L225 Difference]: With dead ends: 903 [2019-10-07 14:47:13,579 INFO L226 Difference]: Without dead ends: 576 [2019-10-07 14:47:13,580 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 14:47:13,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 576 states. [2019-10-07 14:47:13,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 576 to 576. [2019-10-07 14:47:13,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 576 states. [2019-10-07 14:47:13,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 576 states and 685 transitions. [2019-10-07 14:47:13,612 INFO L78 Accepts]: Start accepts. Automaton has 576 states and 685 transitions. Word has length 181 [2019-10-07 14:47:13,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 14:47:13,613 INFO L462 AbstractCegarLoop]: Abstraction has 576 states and 685 transitions. [2019-10-07 14:47:13,613 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 14:47:13,613 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 685 transitions. [2019-10-07 14:47:13,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2019-10-07 14:47:13,616 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 14:47:13,616 INFO L385 BasicCegarLoop]: trace histogram [8, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 14:47:13,617 INFO L410 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 14:47:13,617 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 14:47:13,617 INFO L82 PathProgramCache]: Analyzing trace with hash 1032257824, now seen corresponding path program 1 times [2019-10-07 14:47:13,617 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 14:47:13,617 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 14:47:13,618 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 14:47:13,618 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 14:47:13,618 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 14:47:13,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 14:47:13,809 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-10-07 14:47:13,809 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 14:47:13,810 INFO L211 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-07 14:47:13,810 INFO L224 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-07 14:47:13,811 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-07 14:47:13,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-07 14:47:13,812 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 14:47:13,812 INFO L87 Difference]: Start difference. First operand 576 states and 685 transitions. Second operand 3 states. [2019-10-07 14:47:13,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-07 14:47:13,861 INFO L93 Difference]: Finished difference Result 1100 states and 1339 transitions. [2019-10-07 14:47:13,862 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-07 14:47:13,862 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 188 [2019-10-07 14:47:13,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-07 14:47:13,867 INFO L225 Difference]: With dead ends: 1100 [2019-10-07 14:47:13,867 INFO L226 Difference]: Without dead ends: 630 [2019-10-07 14:47:13,869 INFO L606 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-07 14:47:13,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 630 states. [2019-10-07 14:47:13,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 630 to 629. [2019-10-07 14:47:13,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 629 states. [2019-10-07 14:47:13,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 629 states to 629 states and 772 transitions. [2019-10-07 14:47:13,904 INFO L78 Accepts]: Start accepts. Automaton has 629 states and 772 transitions. Word has length 188 [2019-10-07 14:47:13,905 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-07 14:47:13,905 INFO L462 AbstractCegarLoop]: Abstraction has 629 states and 772 transitions. [2019-10-07 14:47:13,905 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-07 14:47:13,905 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 772 transitions. [2019-10-07 14:47:13,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2019-10-07 14:47:13,909 INFO L377 BasicCegarLoop]: Found error trace [2019-10-07 14:47:13,909 INFO L385 BasicCegarLoop]: trace histogram [8, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-07 14:47:13,910 INFO L410 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-07 14:47:13,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-07 14:47:13,910 INFO L82 PathProgramCache]: Analyzing trace with hash 839378273, now seen corresponding path program 1 times [2019-10-07 14:47:13,910 INFO L150 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-07 14:47:13,910 INFO L231 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019-10-07 14:47:13,911 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 14:47:13,911 INFO L117 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-07 14:47:13,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-07 14:47:13,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 14:47:14,095 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-10-07 14:47:14,095 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019-10-07 14:47:14,096 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2019-10-07 14:47:14,096 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 14:47:14,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-07 14:47:14,984 INFO L256 TraceCheckSpWp]: Trace formula consists of 3225 conjuncts, 3 conjunts are in the unsatisfiable core [2019-10-07 14:47:15,013 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-07 14:47:15,107 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-10-07 14:47:15,107 INFO L322 TraceCheckSpWp]: Computing backward predicates... [2019-10-07 14:47:15,406 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2019-10-07 14:47:15,407 INFO L286 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2019-10-07 14:47:15,445 INFO L162 IcfgInterpreter]: Started Sifa with 164 locations of interest [2019-10-07 14:47:15,445 INFO L169 IcfgInterpreter]: Building call graph [2019-10-07 14:47:15,457 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-07 14:47:15,465 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-07 14:47:15,466 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-07 14:48:44,946 WARN L191 SmtUtils]: Spent 425.00 ms on a formula simplification that was a NOOP. DAG size: 710 [2019-10-07 14:48:49,846 WARN L191 SmtUtils]: Spent 1.61 s on a formula simplification. DAG size of input: 341 DAG size of output: 277 [2019-10-07 14:48:50,246 WARN L191 SmtUtils]: Spent 389.00 ms on a formula simplification that was a NOOP. DAG size: 757 [2019-10-07 14:48:50,544 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 757 [2019-10-07 14:48:50,798 WARN L191 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 757 [2019-10-07 14:48:50,980 WARN L191 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 454 [2019-10-07 14:48:51,672 WARN L191 SmtUtils]: Spent 690.00 ms on a formula simplification that was a NOOP. DAG size: 1058 [2019-10-07 14:48:52,410 WARN L191 SmtUtils]: Spent 716.00 ms on a formula simplification that was a NOOP. DAG size: 1058 [2019-10-07 14:48:53,154 WARN L191 SmtUtils]: Spent 739.00 ms on a formula simplification that was a NOOP. DAG size: 1058 [2019-10-07 14:48:53,294 WARN L191 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 454 [2019-10-07 14:48:53,952 WARN L191 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 1058 [2019-10-07 14:48:55,285 WARN L191 SmtUtils]: Spent 1.30 s on a formula simplification. DAG size of input: 1060 DAG size of output: 1058 [2019-10-07 14:48:55,969 WARN L191 SmtUtils]: Spent 679.00 ms on a formula simplification that was a NOOP. DAG size: 1058 [2019-10-07 14:48:56,146 WARN L191 SmtUtils]: Spent 154.00 ms on a formula simplification that was a NOOP. DAG size: 454 [2019-10-07 14:48:56,806 WARN L191 SmtUtils]: Spent 658.00 ms on a formula simplification that was a NOOP. DAG size: 1058 [2019-10-07 14:48:57,479 WARN L191 SmtUtils]: Spent 670.00 ms on a formula simplification that was a NOOP. DAG size: 1058 [2019-10-07 14:48:58,137 WARN L191 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 1058 [2019-10-07 14:48:58,344 WARN L191 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 454 [2019-10-07 14:48:59,032 WARN L191 SmtUtils]: Spent 686.00 ms on a formula simplification that was a NOOP. DAG size: 1058 [2019-10-07 14:48:59,063 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 571 for LOIs [2019-10-07 14:48:59,446 WARN L191 SmtUtils]: Spent 175.00 ms on a formula simplification that was a NOOP. DAG size: 674 [2019-10-07 14:48:59,561 WARN L191 SmtUtils]: Spent 112.00 ms on a formula simplification that was a NOOP. DAG size: 674 [2019-10-07 14:48:59,687 WARN L191 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 454 [2019-10-07 14:49:00,195 WARN L191 SmtUtils]: Spent 506.00 ms on a formula simplification that was a NOOP. DAG size: 975 [2019-10-07 14:49:00,196 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 1127 for LOIs [2019-10-07 14:49:00,843 WARN L191 SmtUtils]: Spent 645.00 ms on a formula simplification that was a NOOP. DAG size: 1127 [2019-10-07 14:49:01,530 WARN L191 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 1127 [2019-10-07 14:49:01,830 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 692 [2019-10-07 14:49:03,033 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 1374 [2019-10-07 14:49:03,691 WARN L191 SmtUtils]: Spent 642.00 ms on a formula simplification that was a NOOP. DAG size: 1127 [2019-10-07 14:49:04,365 WARN L191 SmtUtils]: Spent 670.00 ms on a formula simplification that was a NOOP. DAG size: 1127 [2019-10-07 14:49:04,668 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 692 [2019-10-07 14:49:05,862 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 1374 [2019-10-07 14:49:06,563 WARN L191 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 1129 [2019-10-07 14:49:07,209 WARN L191 SmtUtils]: Spent 643.00 ms on a formula simplification that was a NOOP. DAG size: 1129 [2019-10-07 14:49:07,539 WARN L191 SmtUtils]: Spent 316.00 ms on a formula simplification that was a NOOP. DAG size: 692 [2019-10-07 14:49:08,724 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 1374 [2019-10-07 14:49:09,850 WARN L191 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 1376 DAG size of output: 1129 [2019-10-07 14:49:10,486 WARN L191 SmtUtils]: Spent 632.00 ms on a formula simplification that was a NOOP. DAG size: 1129 [2019-10-07 14:49:10,877 WARN L191 SmtUtils]: Spent 371.00 ms on a formula simplification that was a NOOP. DAG size: 692 [2019-10-07 14:49:12,050 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 1374 [2019-10-07 14:49:12,704 WARN L191 SmtUtils]: Spent 638.00 ms on a formula simplification that was a NOOP. DAG size: 1129 [2019-10-07 14:49:13,348 WARN L191 SmtUtils]: Spent 641.00 ms on a formula simplification that was a NOOP. DAG size: 1129 [2019-10-07 14:49:13,648 WARN L191 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 692 [2019-10-07 14:49:14,851 WARN L191 SmtUtils]: Spent 1.20 s on a formula simplification that was a NOOP. DAG size: 1374 [2019-10-07 14:49:15,487 WARN L191 SmtUtils]: Spent 633.00 ms on a formula simplification that was a NOOP. DAG size: 1129 [2019-10-07 14:49:16,138 WARN L191 SmtUtils]: Spent 647.00 ms on a formula simplification that was a NOOP. DAG size: 1129 [2019-10-07 14:49:16,441 WARN L191 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 692 [2019-10-07 14:49:17,636 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 1374 [2019-10-07 14:49:18,293 WARN L191 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 1129 [2019-10-07 14:49:18,941 WARN L191 SmtUtils]: Spent 645.00 ms on a formula simplification that was a NOOP. DAG size: 1129 [2019-10-07 14:49:19,236 WARN L191 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 692 [2019-10-07 14:49:20,417 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 1374 [2019-10-07 14:49:21,064 WARN L191 SmtUtils]: Spent 643.00 ms on a formula simplification that was a NOOP. DAG size: 1129 [2019-10-07 14:49:21,717 WARN L191 SmtUtils]: Spent 649.00 ms on a formula simplification that was a NOOP. DAG size: 1129 [2019-10-07 14:49:22,027 WARN L191 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 692 [2019-10-07 14:49:23,222 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 1374 [2019-10-07 14:49:23,867 WARN L191 SmtUtils]: Spent 642.00 ms on a formula simplification that was a NOOP. DAG size: 1129 [2019-10-07 14:49:24,526 WARN L191 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 1129 [2019-10-07 14:49:24,817 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 692 [2019-10-07 14:49:26,002 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 1374 [2019-10-07 14:49:26,660 WARN L191 SmtUtils]: Spent 654.00 ms on a formula simplification that was a NOOP. DAG size: 1129 [2019-10-07 14:49:27,319 WARN L191 SmtUtils]: Spent 656.00 ms on a formula simplification that was a NOOP. DAG size: 1129 [2019-10-07 14:49:27,616 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 692 [2019-10-07 14:49:28,809 WARN L191 SmtUtils]: Spent 1.19 s on a formula simplification that was a NOOP. DAG size: 1374 [2019-10-07 14:49:29,456 WARN L191 SmtUtils]: Spent 644.00 ms on a formula simplification that was a NOOP. DAG size: 1129 [2019-10-07 14:49:30,095 WARN L191 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 1129 [2019-10-07 14:49:30,391 WARN L191 SmtUtils]: Spent 291.00 ms on a formula simplification that was a NOOP. DAG size: 692 [2019-10-07 14:49:31,577 WARN L191 SmtUtils]: Spent 1.18 s on a formula simplification that was a NOOP. DAG size: 1374 [2019-10-07 14:49:32,234 WARN L191 SmtUtils]: Spent 655.00 ms on a formula simplification that was a NOOP. DAG size: 1129 [2019-10-07 14:49:32,890 WARN L191 SmtUtils]: Spent 651.00 ms on a formula simplification that was a NOOP. DAG size: 1129 [2019-10-07 14:49:33,184 WARN L191 SmtUtils]: Spent 289.00 ms on a formula simplification that was a NOOP. DAG size: 692 [2019-10-07 14:49:34,360 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 1374 [2019-10-07 14:49:34,998 WARN L191 SmtUtils]: Spent 635.00 ms on a formula simplification that was a NOOP. DAG size: 1129 [2019-10-07 14:49:35,648 WARN L191 SmtUtils]: Spent 646.00 ms on a formula simplification that was a NOOP. DAG size: 1129 [2019-10-07 14:49:35,939 WARN L191 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 692 [2019-10-07 14:49:37,109 WARN L191 SmtUtils]: Spent 1.17 s on a formula simplification that was a NOOP. DAG size: 1374 [2019-10-07 14:49:37,482 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-07 14:49:37,484 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: java.lang.IllegalArgumentException: Tried to insert element unknown in custom order: CallReturnSummary for callee select_one at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.tryExecuteInterpolantGenerator(TraceAbstractionRefinementEngine.java:295) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.generateProof(TraceAbstractionRefinementEngine.java:177) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.executeStrategy(TraceAbstractionRefinementEngine.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.RefinementEngineFactory.runRefinementEngine(RefinementEngineFactory.java:133) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:419) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:368) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:332) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:170) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:122) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: java.lang.IllegalArgumentException: Tried to insert element unknown in custom order: CallReturnSummary for callee select_one at de.uni_freiburg.informatik.ultimate.lib.sifa.PriorityWorklist.add(PriorityWorklist.java:97) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.lambda$2(DagInterpreter.java:135) at java.lang.Iterable.forEach(Iterable.java:75) at java.util.Collections$UnmodifiableCollection.forEach(Collections.java:1080) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:135) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:104) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.TopInputCallSummarizer.computeTopSummary(TopInputCallSummarizer.java:78) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.TopInputCallSummarizer.summarize(TopInputCallSummarizer.java:67) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretCallReturnSummary(DagInterpreter.java:230) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:214) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:139) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:129) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.SifaRunner.(SifaRunner.java:99) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSifa.construct(IpTcStrategyModuleSifa.java:67) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:99) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.tryExecuteInterpolantGenerator(TraceAbstractionRefinementEngine.java:287) ... 21 more [2019-10-07 14:49:37,491 INFO L168 Benchmark]: Toolchain (without parser) took 155337.68 ms. Allocated memory was 144.2 MB in the beginning and 876.1 MB in the end (delta: 731.9 MB). Free memory was 98.7 MB in the beginning and 307.7 MB in the end (delta: -209.0 MB). Peak memory consumption was 522.9 MB. Max. memory is 7.1 GB. [2019-10-07 14:49:37,493 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 144.2 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2019-10-07 14:49:37,497 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1243.73 ms. Allocated memory was 144.2 MB in the beginning and 202.4 MB in the end (delta: 58.2 MB). Free memory was 98.5 MB in the beginning and 107.5 MB in the end (delta: -9.0 MB). Peak memory consumption was 57.1 MB. Max. memory is 7.1 GB. [2019-10-07 14:49:37,498 INFO L168 Benchmark]: Boogie Preprocessor took 207.67 ms. Allocated memory is still 202.4 MB. Free memory was 107.5 MB in the beginning and 97.3 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. [2019-10-07 14:49:37,502 INFO L168 Benchmark]: RCFGBuilder took 5514.11 ms. Allocated memory was 202.4 MB in the beginning and 304.6 MB in the end (delta: 102.2 MB). Free memory was 97.3 MB in the beginning and 225.0 MB in the end (delta: -127.7 MB). Peak memory consumption was 126.2 MB. Max. memory is 7.1 GB. [2019-10-07 14:49:37,503 INFO L168 Benchmark]: TraceAbstraction took 148367.01 ms. Allocated memory was 304.6 MB in the beginning and 876.1 MB in the end (delta: 571.5 MB). Free memory was 225.0 MB in the beginning and 307.7 MB in the end (delta: -82.6 MB). Peak memory consumption was 488.8 MB. Max. memory is 7.1 GB. [2019-10-07 14:49:37,508 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21 ms. Allocated memory is still 144.2 MB. Free memory was 120.6 MB in the beginning and 120.4 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1243.73 ms. Allocated memory was 144.2 MB in the beginning and 202.4 MB in the end (delta: 58.2 MB). Free memory was 98.5 MB in the beginning and 107.5 MB in the end (delta: -9.0 MB). Peak memory consumption was 57.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 207.67 ms. Allocated memory is still 202.4 MB. Free memory was 107.5 MB in the beginning and 97.3 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 5514.11 ms. Allocated memory was 202.4 MB in the beginning and 304.6 MB in the end (delta: 102.2 MB). Free memory was 97.3 MB in the beginning and 225.0 MB in the end (delta: -127.7 MB). Peak memory consumption was 126.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 148367.01 ms. Allocated memory was 304.6 MB in the beginning and 876.1 MB in the end (delta: 571.5 MB). Free memory was 225.0 MB in the beginning and 307.7 MB in the end (delta: -82.6 MB). Peak memory consumption was 488.8 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: java.lang.IllegalArgumentException: Tried to insert element unknown in custom order: CallReturnSummary for callee select_one de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: java.lang.IllegalArgumentException: Tried to insert element unknown in custom order: CallReturnSummary for callee select_one: de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.tryExecuteInterpolantGenerator(TraceAbstractionRefinementEngine.java:295) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...