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_spec1_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:25:38,007 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:25:38,009 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:25:38,024 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:25:38,025 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:25:38,027 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:25:38,029 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:25:38,039 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:25:38,043 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:25:38,046 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:25:38,048 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:25:38,049 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:25:38,050 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:25:38,051 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:25:38,054 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:25:38,055 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:25:38,057 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:25:38,058 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:25:38,059 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:25:38,064 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:25:38,068 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:25:38,071 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:25:38,074 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:25:38,075 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:25:38,077 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:25:38,078 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:25:38,078 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:25:38,079 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:25:38,081 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:25:38,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:25:38,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:25:38,084 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:25:38,085 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:25:38,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:25:38,087 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:25:38,088 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:25:38,088 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:25:38,089 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:25:38,089 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:25:38,090 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:25:38,091 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:25:38,092 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 23:25:38,126 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:25:38,126 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:25:38,128 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:25:38,128 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:25:38,131 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:25:38,132 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:25:38,132 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:25:38,132 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:25:38,132 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:25:38,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:25:38,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:25:38,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:25:38,133 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:25:38,133 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:25:38,133 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:25:38,134 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:25:38,134 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:25:38,134 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:25:38,134 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:25:38,134 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:25:38,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:25:38,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:25:38,135 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:25:38,135 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:25:38,135 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:25:38,136 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:25:38,136 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:25:38,136 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:25:38,136 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:25:38,405 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:25:38,421 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:25:38,425 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:25:38,427 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:25:38,427 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:25:38,428 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec1_product15.cil.c [2019-10-14 23:25:38,517 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e62afba82/b635647874c64ec6a4b5c486fdd7f06b/FLAGb04a57051 [2019-10-14 23:25:39,164 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:25:39,164 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec1_product15.cil.c [2019-10-14 23:25:39,193 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e62afba82/b635647874c64ec6a4b5c486fdd7f06b/FLAGb04a57051 [2019-10-14 23:25:39,348 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e62afba82/b635647874c64ec6a4b5c486fdd7f06b [2019-10-14 23:25:39,359 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:25:39,361 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:25:39,362 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:25:39,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:25:39,365 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:25:39,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:25:39" (1/1) ... [2019-10-14 23:25:39,368 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@792e7e4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:25:39, skipping insertion in model container [2019-10-14 23:25:39,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:25:39" (1/1) ... [2019-10-14 23:25:39,375 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:25:39,439 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:25:40,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:25:40,165 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:25:40,306 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:25:40,391 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:25:40,391 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:25:40 WrapperNode [2019-10-14 23:25:40,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:25:40,392 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:25:40,392 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:25:40,393 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:25:40,408 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:25:40" (1/1) ... [2019-10-14 23:25:40,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:25:40" (1/1) ... [2019-10-14 23:25:40,442 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:25:40" (1/1) ... [2019-10-14 23:25:40,442 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:25:40" (1/1) ... [2019-10-14 23:25:40,516 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:25:40" (1/1) ... [2019-10-14 23:25:40,535 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:25:40" (1/1) ... [2019-10-14 23:25:40,547 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:25:40" (1/1) ... [2019-10-14 23:25:40,564 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:25:40,565 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:25:40,565 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:25:40,565 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:25:40,570 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:25:40" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:25:40,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:25:40,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:25:40,642 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:25:40,642 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-14 23:25:40,642 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-14 23:25:40,642 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-14 23:25:40,643 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-14 23:25:40,643 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-14 23:25:40,643 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-14 23:25:40,643 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-14 23:25:40,644 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-14 23:25:40,644 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-14 23:25:40,644 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-14 23:25:40,644 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-14 23:25:40,644 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-14 23:25:40,645 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-14 23:25:40,645 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-14 23:25:40,645 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-14 23:25:40,645 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-14 23:25:40,646 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-14 23:25:40,646 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-14 23:25:40,646 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-14 23:25:40,646 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-14 23:25:40,647 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-14 23:25:40,647 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-14 23:25:40,647 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-14 23:25:40,647 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-14 23:25:40,647 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-14 23:25:40,648 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-14 23:25:40,648 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-14 23:25:40,648 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-14 23:25:40,648 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-14 23:25:40,648 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-14 23:25:40,649 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-14 23:25:40,649 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-14 23:25:40,649 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-14 23:25:40,649 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-14 23:25:40,649 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-14 23:25:40,650 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-14 23:25:40,650 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-14 23:25:40,650 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-14 23:25:40,650 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-14 23:25:40,650 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-14 23:25:40,650 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-14 23:25:40,651 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-14 23:25:40,651 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-14 23:25:40,651 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-14 23:25:40,651 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-14 23:25:40,651 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-14 23:25:40,652 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-14 23:25:40,652 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-14 23:25:40,652 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-14 23:25:40,652 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-14 23:25:40,652 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:25:40,652 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-10-14 23:25:40,653 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-14 23:25:40,653 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-10-14 23:25:40,653 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-14 23:25:40,653 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-14 23:25:40,653 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-14 23:25:40,654 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:25:40,654 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-14 23:25:40,654 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-14 23:25:40,654 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-14 23:25:40,654 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-14 23:25:40,654 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-14 23:25:40,655 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-14 23:25:40,655 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-14 23:25:40,655 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-14 23:25:40,655 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:25:40,655 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:25:40,656 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-14 23:25:40,656 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-14 23:25:40,656 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-14 23:25:40,656 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-14 23:25:40,656 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-14 23:25:40,656 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-14 23:25:40,657 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-14 23:25:40,657 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-14 23:25:40,657 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-14 23:25:40,657 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-10-14 23:25:40,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:25:40,657 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:25:40,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:25:40,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:25:40,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:25:40,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:25:40,658 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__AddressBookEncrypt_spec__1 [2019-10-14 23:25:40,659 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-14 23:25:40,659 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-10-14 23:25:40,659 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-14 23:25:40,659 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-14 23:25:40,659 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2019-10-14 23:25:40,659 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AutoResponder [2019-10-14 23:25:40,660 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-14 23:25:40,660 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-14 23:25:40,660 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-14 23:25:40,660 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-14 23:25:40,660 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-14 23:25:40,661 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-14 23:25:40,661 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-14 23:25:40,661 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-14 23:25:40,661 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-14 23:25:40,661 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-10-14 23:25:40,661 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-14 23:25:40,662 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:25:40,662 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:25:40,662 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:25:40,662 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:25:40,662 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:25:40,663 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:25:40,663 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-14 23:25:40,663 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-14 23:25:40,663 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-14 23:25:40,663 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-14 23:25:40,663 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-14 23:25:40,664 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-14 23:25:40,664 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-14 23:25:40,664 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-14 23:25:40,664 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-14 23:25:40,664 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-14 23:25:40,665 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-14 23:25:40,665 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-14 23:25:40,665 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-14 23:25:40,665 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-14 23:25:40,665 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-14 23:25:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-14 23:25:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-14 23:25:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-14 23:25:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-14 23:25:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-14 23:25:40,666 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-14 23:25:40,667 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-14 23:25:40,667 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-14 23:25:40,667 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-14 23:25:40,667 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-14 23:25:40,667 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-14 23:25:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-14 23:25:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-14 23:25:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-14 23:25:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-14 23:25:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-14 23:25:40,668 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-14 23:25:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-14 23:25:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-14 23:25:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-14 23:25:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-14 23:25:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-14 23:25:40,669 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-14 23:25:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-14 23:25:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-14 23:25:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-14 23:25:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-14 23:25:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-14 23:25:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-14 23:25:40,670 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-14 23:25:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-14 23:25:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-14 23:25:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-14 23:25:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-14 23:25:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-14 23:25:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:25:40,671 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:25:40,672 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-14 23:25:40,672 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-14 23:25:40,672 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-14 23:25:40,672 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-14 23:25:40,672 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-10-14 23:25:40,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:25:40,672 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-10-14 23:25:40,673 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-14 23:25:40,673 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-10-14 23:25:40,673 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-14 23:25:40,673 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-14 23:25:40,673 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-14 23:25:40,673 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-14 23:25:40,673 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-14 23:25:40,674 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-14 23:25:40,674 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-14 23:25:40,674 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:25:40,674 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:25:40,674 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:25:40,674 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:25:40,674 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:25:40,674 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-14 23:25:40,675 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-14 23:25:40,675 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-14 23:25:40,675 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-14 23:25:40,675 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-14 23:25:40,675 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-14 23:25:40,675 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-14 23:25:40,675 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-14 23:25:40,676 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-14 23:25:40,676 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-14 23:25:40,676 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:25:40,676 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:25:40,676 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-14 23:25:40,676 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-14 23:25:40,676 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-14 23:25:40,676 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-14 23:25:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-14 23:25:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:25:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:25:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:25:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:25:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:25:40,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:25:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:25:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:25:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:25:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:25:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:25:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:25:40,678 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:25:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:25:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:25:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:25:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__AddressBookEncrypt_spec__1 [2019-10-14 23:25:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-14 23:25:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-14 23:25:40,679 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-14 23:25:40,680 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-14 23:25:40,680 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-14 23:25:40,680 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-14 23:25:40,680 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-10-14 23:25:40,680 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-10-14 23:25:40,680 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2019-10-14 23:25:40,680 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AutoResponder [2019-10-14 23:25:40,681 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-14 23:25:40,681 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:25:40,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:25:40,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:25:40,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:25:42,652 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:25:42,653 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 23:25:42,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:25:42 BoogieIcfgContainer [2019-10-14 23:25:42,655 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:25:42,657 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:25:42,657 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:25:42,660 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:25:42,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:25:39" (1/3) ... [2019-10-14 23:25:42,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@553a837 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:25:42, skipping insertion in model container [2019-10-14 23:25:42,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:25:40" (2/3) ... [2019-10-14 23:25:42,662 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@553a837 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:25:42, skipping insertion in model container [2019-10-14 23:25:42,662 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:25:42" (3/3) ... [2019-10-14 23:25:42,664 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec1_product15.cil.c [2019-10-14 23:25:42,674 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:25:42,685 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:25:42,697 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:25:42,742 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:25:42,742 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:25:42,742 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:25:42,742 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:25:42,742 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:25:42,742 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:25:42,742 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:25:42,743 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:25:42,779 INFO L276 IsEmpty]: Start isEmpty. Operand 466 states. [2019-10-14 23:25:42,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2019-10-14 23:25:42,813 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:25:42,814 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:25:42,818 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:25:42,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:25:42,824 INFO L82 PathProgramCache]: Analyzing trace with hash -1912918606, now seen corresponding path program 1 times [2019-10-14 23:25:42,833 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:25:42,833 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061081566] [2019-10-14 23:25:42,834 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:25:42,835 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:25:42,838 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:25:43,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,261 WARN L191 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 538 [2019-10-14 23:25:45,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:25:45,707 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-14 23:25:45,708 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061081566] [2019-10-14 23:25:45,709 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:25:45,709 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-10-14 23:25:45,709 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013828749] [2019-10-14 23:25:45,714 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-10-14 23:25:45,714 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:25:45,728 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-10-14 23:25:45,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-10-14 23:25:45,732 INFO L87 Difference]: Start difference. First operand 466 states. Second operand 10 states. [2019-10-14 23:26:00,443 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:26:00,443 INFO L93 Difference]: Finished difference Result 993 states and 1481 transitions. [2019-10-14 23:26:00,445 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-10-14 23:26:00,447 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 145 [2019-10-14 23:26:00,448 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:26:00,472 INFO L225 Difference]: With dead ends: 993 [2019-10-14 23:26:00,472 INFO L226 Difference]: Without dead ends: 714 [2019-10-14 23:26:00,478 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 76 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=147, Invalid=315, Unknown=0, NotChecked=0, Total=462 [2019-10-14 23:26:00,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 714 states. [2019-10-14 23:26:00,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 714 to 419. [2019-10-14 23:26:00,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 419 states. [2019-10-14 23:26:00,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 419 states and 560 transitions. [2019-10-14 23:26:00,720 INFO L78 Accepts]: Start accepts. Automaton has 419 states and 560 transitions. Word has length 145 [2019-10-14 23:26:00,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:26:00,721 INFO L462 AbstractCegarLoop]: Abstraction has 419 states and 560 transitions. [2019-10-14 23:26:00,722 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-10-14 23:26:00,722 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 560 transitions. [2019-10-14 23:26:00,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2019-10-14 23:26:00,726 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:26:00,726 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:26:00,727 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:26:00,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:26:00,727 INFO L82 PathProgramCache]: Analyzing trace with hash 446933030, now seen corresponding path program 1 times [2019-10-14 23:26:00,727 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:26:00,728 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1378700074] [2019-10-14 23:26:00,728 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:26:00,728 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:26:00,728 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:26:00,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,333 WARN L191 SmtUtils]: Spent 1.46 s on a formula simplification that was a NOOP. DAG size: 538 [2019-10-14 23:26:02,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:26:02,648 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-10-14 23:26:02,649 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1378700074] [2019-10-14 23:26:02,649 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:26:02,650 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-14 23:26:02,650 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [30270368] [2019-10-14 23:26:02,652 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-14 23:26:02,652 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:26:02,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-14 23:26:02,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-10-14 23:26:02,653 INFO L87 Difference]: Start difference. First operand 419 states and 560 transitions. Second operand 11 states. [2019-10-14 23:26:07,063 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 541 [2019-10-14 23:26:19,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:26:19,404 INFO L93 Difference]: Finished difference Result 904 states and 1295 transitions. [2019-10-14 23:26:19,404 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2019-10-14 23:26:19,404 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 146 [2019-10-14 23:26:19,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:26:19,421 INFO L225 Difference]: With dead ends: 904 [2019-10-14 23:26:19,421 INFO L226 Difference]: Without dead ends: 717 [2019-10-14 23:26:19,424 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=106, Invalid=200, Unknown=0, NotChecked=0, Total=306 [2019-10-14 23:26:19,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 717 states. [2019-10-14 23:26:19,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 717 to 421. [2019-10-14 23:26:19,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 421 states. [2019-10-14 23:26:19,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 421 states and 562 transitions. [2019-10-14 23:26:19,659 INFO L78 Accepts]: Start accepts. Automaton has 421 states and 562 transitions. Word has length 146 [2019-10-14 23:26:19,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:26:19,660 INFO L462 AbstractCegarLoop]: Abstraction has 421 states and 562 transitions. [2019-10-14 23:26:19,660 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-14 23:26:19,660 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 562 transitions. [2019-10-14 23:26:19,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2019-10-14 23:26:19,664 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:26:19,665 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:26:19,665 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:26:19,665 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:26:19,666 INFO L82 PathProgramCache]: Analyzing trace with hash -874845866, now seen corresponding path program 1 times [2019-10-14 23:26:19,669 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:26:19,669 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [984845306] [2019-10-14 23:26:19,669 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:26:19,669 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:26:19,670 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:26:19,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat