/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec0_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:37:09,237 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:37:09,239 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:37:09,257 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:37:09,257 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:37:09,259 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:37:09,261 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:37:09,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:37:09,274 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:37:09,277 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:37:09,279 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:37:09,281 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:37:09,281 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:37:09,282 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:37:09,284 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:37:09,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:37:09,288 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:37:09,288 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:37:09,290 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:37:09,294 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:37:09,298 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:37:09,301 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:37:09,304 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:37:09,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:37:09,306 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:37:09,307 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:37:09,307 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:37:09,309 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:37:09,309 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:37:09,311 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:37:09,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:37:09,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:37:09,313 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:37:09,314 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:37:09,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:37:09,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:37:09,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:37:09,317 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:37:09,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:37:09,320 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:37:09,320 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:37:09,321 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-06 21:37:09,357 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:37:09,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:37:09,361 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:37:09,362 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:37:09,362 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:37:09,362 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:37:09,362 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:37:09,362 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:37:09,363 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:37:09,363 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:37:09,363 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:37:09,363 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:37:09,363 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:37:09,364 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:37:09,364 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:37:09,364 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:37:09,364 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:37:09,364 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:37:09,365 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:37:09,365 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:37:09,365 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:37:09,365 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:37:09,365 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:37:09,366 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:37:09,366 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:37:09,366 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:37:09,366 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:37:09,366 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:37:09,367 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:37:09,623 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:37:09,643 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:37:09,646 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:37:09,647 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:37:09,648 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:37:09,648 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec0_product19.cil.c [2019-11-06 21:37:09,708 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33e98fad2/cf73fafe3c7f43da8531f836e8cec62f/FLAGd7d5dd2db [2019-11-06 21:37:10,325 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:37:10,327 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec0_product19.cil.c [2019-11-06 21:37:10,353 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33e98fad2/cf73fafe3c7f43da8531f836e8cec62f/FLAGd7d5dd2db [2019-11-06 21:37:10,556 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/33e98fad2/cf73fafe3c7f43da8531f836e8cec62f [2019-11-06 21:37:10,564 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:37:10,566 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:37:10,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:37:10,567 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:37:10,570 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:37:10,571 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:37:10" (1/1) ... [2019-11-06 21:37:10,574 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64e5d574 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:10, skipping insertion in model container [2019-11-06 21:37:10,574 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:37:10" (1/1) ... [2019-11-06 21:37:10,581 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:37:10,654 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:37:11,436 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:37:11,452 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:37:11,563 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:37:11,641 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:37:11,641 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:11 WrapperNode [2019-11-06 21:37:11,641 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:37:11,642 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:37:11,642 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:37:11,642 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:37:11,656 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:11" (1/1) ... [2019-11-06 21:37:11,657 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:11" (1/1) ... [2019-11-06 21:37:11,706 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:11" (1/1) ... [2019-11-06 21:37:11,706 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:11" (1/1) ... [2019-11-06 21:37:11,767 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:11" (1/1) ... [2019-11-06 21:37:11,793 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:11" (1/1) ... [2019-11-06 21:37:11,816 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:11" (1/1) ... [2019-11-06 21:37:11,848 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:37:11,848 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:37:11,849 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:37:11,849 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:37:11,850 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:37:11,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:37:11,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:37:11,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:37:11,921 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-11-06 21:37:11,921 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2019-11-06 21:37:11,922 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:37:11,922 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:37:11,922 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:37:11,923 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:37:11,923 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:37:11,923 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-11-06 21:37:11,923 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:37:11,924 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:37:11,924 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-11-06 21:37:11,925 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-11-06 21:37:11,925 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:37:11,927 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:37:11,928 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:37:11,928 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:37:11,928 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:37:11,928 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:37:11,928 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:37:11,929 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-06 21:37:11,929 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-06 21:37:11,929 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-11-06 21:37:11,930 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-11-06 21:37:11,930 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-11-06 21:37:11,930 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:37:11,930 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:37:11,930 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:37:11,930 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:37:11,931 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-06 21:37:11,931 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:37:11,931 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-06 21:37:11,931 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:37:11,931 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-06 21:37:11,931 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:37:11,932 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:37:11,932 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:37:11,932 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:37:11,932 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:37:11,933 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-06 21:37:11,933 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-06 21:37:11,933 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-06 21:37:11,933 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-06 21:37:11,934 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-06 21:37:11,934 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-06 21:37:11,934 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-06 21:37:11,934 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-06 21:37:11,934 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-06 21:37:11,934 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-11-06 21:37:11,935 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:37:11,935 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:37:11,935 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:37:11,935 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:37:11,935 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:37:11,935 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:37:11,936 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:37:11,936 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:37:11,936 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:37:11,936 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:37:11,936 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:37:11,936 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:37:11,937 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:37:11,937 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:37:11,937 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:37:11,937 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:37:11,938 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:37:11,938 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:37:11,938 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:37:11,939 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:37:11,939 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:37:11,939 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:37:11,939 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:37:11,940 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:37:11,940 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:37:11,940 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:37:11,940 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:37:11,941 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:37:11,941 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:37:11,941 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:37:11,941 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:37:11,942 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:37:11,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptForward_spec__1 [2019-11-06 21:37:11,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:37:11,942 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:37:11,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:37:11,943 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:37:11,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:37:11,944 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:37:11,944 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:37:11,945 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:37:11,945 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:37:11,945 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:37:11,945 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:37:11,945 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:37:11,945 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:37:11,946 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:37:11,946 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:37:11,946 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:37:11,946 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:37:11,946 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:37:11,947 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:37:11,947 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:37:11,947 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:37:11,947 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:37:11,947 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:37:11,947 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:37:11,948 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:37:11,948 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:37:11,948 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:37:11,948 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:37:11,948 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:37:11,949 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:37:11,949 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:37:11,949 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:37:11,949 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:37:11,950 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:37:11,950 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:37:11,950 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:37:11,950 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:37:11,950 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:37:11,951 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:37:11,951 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:37:11,952 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:37:11,952 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:37:11,952 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-11-06 21:37:11,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:37:11,953 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2019-11-06 21:37:11,953 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:37:11,953 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:37:11,953 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:37:11,953 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:37:11,954 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:37:11,954 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:37:11,954 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:37:11,954 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:37:11,954 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:37:11,954 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:37:11,955 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:37:11,958 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:37:11,959 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:37:11,959 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:37:11,960 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:37:11,966 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:37:11,966 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:37:11,966 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:37:11,966 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:37:11,966 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:37:11,966 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-06 21:37:11,966 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-06 21:37:11,968 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-11-06 21:37:11,968 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-11-06 21:37:11,968 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-11-06 21:37:11,968 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-11-06 21:37:11,968 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-11-06 21:37:11,969 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-11-06 21:37:11,969 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptForward_spec__1 [2019-11-06 21:37:11,969 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:37:11,969 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:37:11,969 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:37:11,969 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:37:11,969 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:37:11,970 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:37:11,970 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:37:11,970 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:37:11,970 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:37:11,970 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:37:11,970 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:37:11,970 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:37:11,971 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:37:11,971 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:37:11,971 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:37:11,971 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:37:11,971 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:37:11,971 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:37:11,972 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:37:11,972 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-06 21:37:11,972 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-06 21:37:11,972 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-06 21:37:11,972 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-06 21:37:11,972 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-06 21:37:11,972 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-06 21:37:11,973 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-06 21:37:11,973 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-06 21:37:11,973 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-06 21:37:11,973 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-11-06 21:37:11,973 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-06 21:37:11,973 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-06 21:37:11,973 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-06 21:37:11,974 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:37:11,974 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:37:11,974 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:37:11,974 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:37:11,975 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:37:11,975 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:37:11,975 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:37:11,975 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:37:11,975 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:37:11,975 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:37:11,975 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:37:11,976 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:37:11,976 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:37:11,976 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:37:11,976 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:37:11,976 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:37:11,976 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:37:11,976 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:37:11,976 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:37:11,977 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:37:11,977 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:37:11,977 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:37:11,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:37:11,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:37:11,977 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:37:11,977 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:37:11,978 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:37:11,978 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:37:11,978 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:37:11,978 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:37:11,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:37:11,978 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:37:11,978 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:37:11,978 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:37:11,979 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:37:11,979 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:37:11,979 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:37:11,979 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:37:11,979 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:37:11,979 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:37:11,979 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:37:11,979 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:37:11,980 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:37:11,980 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:37:11,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:37:11,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:37:11,980 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:37:14,107 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:37:14,107 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:37:14,109 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:37:14 BoogieIcfgContainer [2019-11-06 21:37:14,109 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:37:14,110 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:37:14,110 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:37:14,114 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:37:14,114 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:37:10" (1/3) ... [2019-11-06 21:37:14,115 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e2b6863 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:37:14, skipping insertion in model container [2019-11-06 21:37:14,115 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:11" (2/3) ... [2019-11-06 21:37:14,115 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e2b6863 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:37:14, skipping insertion in model container [2019-11-06 21:37:14,115 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:37:14" (3/3) ... [2019-11-06 21:37:14,117 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec0_product19.cil.c [2019-11-06 21:37:14,128 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:37:14,138 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:37:14,150 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:37:14,180 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:37:14,180 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:37:14,180 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:37:14,180 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:37:14,180 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:37:14,181 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:37:14,181 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:37:14,181 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:37:14,221 INFO L276 IsEmpty]: Start isEmpty. Operand 491 states. [2019-11-06 21:37:14,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2019-11-06 21:37:14,255 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:37:14,257 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:37:14,261 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:37:14,268 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:37:14,272 INFO L82 PathProgramCache]: Analyzing trace with hash -274357697, now seen corresponding path program 1 times [2019-11-06 21:37:14,281 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:37:14,282 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984682655] [2019-11-06 21:37:14,282 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:37:14,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:16,743 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 541 [2019-11-06 21:37:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:16,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:16,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:16,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:16,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:16,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:16,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:16,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:16,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:16,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:16,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:16,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:16,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:16,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:16,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:16,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:16,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:17,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:17,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:17,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:17,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:17,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:17,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:17,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:17,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:17,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:17,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:17,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:17,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:17,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:17,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:17,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:17,231 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-11-06 21:37:17,232 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [984682655] [2019-11-06 21:37:17,232 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:37:17,233 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-11-06 21:37:17,234 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803117158] [2019-11-06 21:37:17,239 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-06 21:37:17,240 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:37:17,254 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-06 21:37:17,254 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-11-06 21:37:17,256 INFO L87 Difference]: Start difference. First operand 491 states. Second operand 12 states. [2019-11-06 21:37:40,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:37:40,944 INFO L93 Difference]: Finished difference Result 1464 states and 2425 transitions. [2019-11-06 21:37:40,944 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2019-11-06 21:37:40,946 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 182 [2019-11-06 21:37:40,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:37:40,972 INFO L225 Difference]: With dead ends: 1464 [2019-11-06 21:37:40,972 INFO L226 Difference]: Without dead ends: 920 [2019-11-06 21:37:40,983 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 145 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2410 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=1215, Invalid=5427, Unknown=0, NotChecked=0, Total=6642 [2019-11-06 21:37:41,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 920 states. [2019-11-06 21:37:41,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 920 to 468. [2019-11-06 21:37:41,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 468 states. [2019-11-06 21:37:41,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 616 transitions. [2019-11-06 21:37:41,343 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 616 transitions. Word has length 182 [2019-11-06 21:37:41,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:37:41,345 INFO L462 AbstractCegarLoop]: Abstraction has 468 states and 616 transitions. [2019-11-06 21:37:41,345 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-06 21:37:41,345 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 616 transitions. [2019-11-06 21:37:41,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2019-11-06 21:37:41,355 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:37:41,355 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:37:41,356 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:37:41,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:37:41,356 INFO L82 PathProgramCache]: Analyzing trace with hash -692158586, now seen corresponding path program 1 times [2019-11-06 21:37:41,357 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:37:41,357 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1891967076] [2019-11-06 21:37:41,357 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:37:41,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,058 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 541 [2019-11-06 21:37:43,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:43,461 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2019-11-06 21:37:43,461 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1891967076] [2019-11-06 21:37:43,461 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:37:43,461 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-11-06 21:37:43,461 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1232163942] [2019-11-06 21:37:43,463 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-11-06 21:37:43,464 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:37:43,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-11-06 21:37:43,464 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2019-11-06 21:37:43,464 INFO L87 Difference]: Start difference. First operand 468 states and 616 transitions. Second operand 13 states. [2019-11-06 21:37:48,519 WARN L191 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 544