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_spec4_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:28:39,496 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:28:39,499 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:28:39,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:28:39,516 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:28:39,519 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:28:39,521 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:28:39,531 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:28:39,537 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:28:39,540 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:28:39,542 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:28:39,545 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:28:39,545 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:28:39,547 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:28:39,550 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:28:39,552 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:28:39,554 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:28:39,555 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:28:39,557 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:28:39,562 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:28:39,567 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:28:39,570 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:28:39,572 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:28:39,573 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:28:39,575 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:28:39,576 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:28:39,576 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:28:39,578 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:28:39,579 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:28:39,580 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:28:39,581 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:28:39,583 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:28:39,584 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:28:39,585 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:28:39,586 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:28:39,587 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:28:39,587 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:28:39,588 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:28:39,588 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:28:39,589 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:28:39,590 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:28:39,591 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 23:28:39,614 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:28:39,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:28:39,615 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:28:39,616 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:28:39,616 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:28:39,616 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:28:39,616 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:28:39,617 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:28:39,617 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:28:39,617 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:28:39,617 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:28:39,617 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:28:39,618 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:28:39,618 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:28:39,618 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:28:39,618 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:28:39,618 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:28:39,619 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:28:39,619 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:28:39,621 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:28:39,621 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:28:39,622 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:28:39,622 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:28:39,622 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:28:39,622 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:28:39,623 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:28:39,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:28:39,623 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:28:39,623 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:28:39,969 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:28:39,989 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:28:39,993 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:28:39,995 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:28:39,995 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:28:39,996 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec4_product31.cil.c [2019-10-14 23:28:40,074 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8ba41de2/d5e56bcca7d849bca797ef8d59333b64/FLAG93af62891 [2019-10-14 23:28:40,734 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:28:40,734 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec4_product31.cil.c [2019-10-14 23:28:40,761 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8ba41de2/d5e56bcca7d849bca797ef8d59333b64/FLAG93af62891 [2019-10-14 23:28:40,905 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f8ba41de2/d5e56bcca7d849bca797ef8d59333b64 [2019-10-14 23:28:40,913 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:28:40,915 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:28:40,916 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:28:40,916 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:28:40,921 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:28:40,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:28:40" (1/1) ... [2019-10-14 23:28:40,925 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f632913 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:28:40, skipping insertion in model container [2019-10-14 23:28:40,925 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:28:40" (1/1) ... [2019-10-14 23:28:40,933 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:28:41,008 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:28:41,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:28:41,911 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:28:42,013 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:28:42,132 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:28:42,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:28:42 WrapperNode [2019-10-14 23:28:42,134 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:28:42,135 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:28:42,135 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:28:42,135 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:28:42,153 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:28:42" (1/1) ... [2019-10-14 23:28:42,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:28:42" (1/1) ... [2019-10-14 23:28:42,206 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:28:42" (1/1) ... [2019-10-14 23:28:42,207 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:28:42" (1/1) ... [2019-10-14 23:28:42,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:28:42" (1/1) ... [2019-10-14 23:28:42,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:28:42" (1/1) ... [2019-10-14 23:28:42,338 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:28:42" (1/1) ... [2019-10-14 23:28:42,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:28:42,379 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:28:42,379 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:28:42,384 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:28:42,387 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:28:42" (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 23:28:42,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:28:42,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:28:42,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:28:42,468 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-14 23:28:42,468 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-14 23:28:42,469 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-14 23:28:42,469 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-14 23:28:42,469 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-14 23:28:42,470 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-14 23:28:42,470 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-14 23:28:42,471 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-14 23:28:42,471 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-14 23:28:42,472 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-14 23:28:42,472 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-14 23:28:42,473 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-14 23:28:42,473 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-14 23:28:42,476 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-14 23:28:42,476 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-14 23:28:42,477 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-14 23:28:42,477 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-14 23:28:42,477 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-14 23:28:42,478 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-14 23:28:42,478 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-14 23:28:42,478 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-14 23:28:42,478 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-14 23:28:42,478 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-14 23:28:42,479 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-14 23:28:42,479 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-14 23:28:42,479 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-14 23:28:42,479 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-14 23:28:42,479 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-14 23:28:42,479 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-14 23:28:42,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:28:42,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:28:42,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:28:42,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:28:42,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:28:42,480 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:28:42,481 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:28:42,481 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-14 23:28:42,481 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-14 23:28:42,481 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-14 23:28:42,482 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-14 23:28:42,482 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-14 23:28:42,482 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-14 23:28:42,482 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-14 23:28:42,482 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-14 23:28:42,482 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:28:42,483 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:28:42,483 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-14 23:28:42,483 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-14 23:28:42,483 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-14 23:28:42,483 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-14 23:28:42,483 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-14 23:28:42,484 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-14 23:28:42,484 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-14 23:28:42,484 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-14 23:28:42,484 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-14 23:28:42,484 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-10-14 23:28:42,484 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-14 23:28:42,484 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-14 23:28:42,485 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-14 23:28:42,485 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-14 23:28:42,485 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-14 23:28:42,485 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-14 23:28:42,485 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-14 23:28:42,485 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-14 23:28:42,485 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-14 23:28:42,486 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-14 23:28:42,486 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-14 23:28:42,486 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-14 23:28:42,486 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-14 23:28:42,486 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-14 23:28:42,487 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-14 23:28:42,488 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-14 23:28:42,488 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-14 23:28:42,488 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-14 23:28:42,488 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-14 23:28:42,488 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-14 23:28:42,489 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-14 23:28:42,489 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-14 23:28:42,489 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-10-14 23:28:42,490 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2019-10-14 23:28:42,490 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-14 23:28:42,490 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-14 23:28:42,491 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-10-14 23:28:42,491 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-10-14 23:28:42,492 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2019-10-14 23:28:42,492 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-14 23:28:42,492 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-14 23:28:42,492 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-14 23:28:42,493 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-14 23:28:42,493 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-14 23:28:42,494 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-14 23:28:42,494 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-14 23:28:42,494 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-14 23:28:42,494 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-14 23:28:42,494 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-10-14 23:28:42,494 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-10-14 23:28:42,495 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-10-14 23:28:42,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignForward_spec__1 [2019-10-14 23:28:42,495 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-10-14 23:28:42,495 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Encrypt [2019-10-14 23:28:42,495 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2019-10-14 23:28:42,495 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-14 23:28:42,495 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-10-14 23:28:42,496 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-14 23:28:42,496 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-14 23:28:42,496 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-14 23:28:42,496 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:28:42,496 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:28:42,496 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:28:42,497 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:28:42,497 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-14 23:28:42,497 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:28:42,497 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:28:42,497 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:28:42,498 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-14 23:28:42,498 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-14 23:28:42,498 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-14 23:28:42,499 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-14 23:28:42,499 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-14 23:28:42,499 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-14 23:28:42,499 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-14 23:28:42,501 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-14 23:28:42,501 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-14 23:28:42,501 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-14 23:28:42,501 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-14 23:28:42,502 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-14 23:28:42,502 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-14 23:28:42,502 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-14 23:28:42,503 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-14 23:28:42,503 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-14 23:28:42,503 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-14 23:28:42,503 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-14 23:28:42,503 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-14 23:28:42,503 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-14 23:28:42,504 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-14 23:28:42,504 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-14 23:28:42,505 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-14 23:28:42,509 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-14 23:28:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-14 23:28:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-14 23:28:42,510 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-14 23:28:42,518 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-14 23:28:42,518 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-14 23:28:42,518 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:28:42,519 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:28:42,519 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:28:42,519 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:28:42,519 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:28:42,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:28:42,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:28:42,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:28:42,520 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:28:42,520 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:28:42,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:28:42,521 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:28:42,522 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:28:42,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:28:42,522 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:28:42,522 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:28:42,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:28:42,522 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:28:42,523 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:28:42,523 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:28:42,523 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:28:42,523 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:28:42,523 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:28:42,523 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-14 23:28:42,524 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-14 23:28:42,524 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-14 23:28:42,524 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-14 23:28:42,524 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-14 23:28:42,524 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-14 23:28:42,525 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-14 23:28:42,525 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-14 23:28:42,525 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-14 23:28:42,525 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-14 23:28:42,525 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-14 23:28:42,525 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:28:42,526 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:28:42,526 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:28:42,526 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-14 23:28:42,526 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-14 23:28:42,526 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-14 23:28:42,527 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-14 23:28:42,527 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-14 23:28:42,527 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-14 23:28:42,527 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-14 23:28:42,527 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-14 23:28:42,527 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-14 23:28:42,528 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-10-14 23:28:42,528 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-14 23:28:42,528 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-14 23:28:42,528 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-14 23:28:42,528 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-14 23:28:42,529 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-14 23:28:42,529 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-14 23:28:42,529 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-14 23:28:42,529 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-14 23:28:42,529 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-14 23:28:42,529 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-14 23:28:42,529 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-14 23:28:42,530 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-14 23:28:42,530 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-14 23:28:42,530 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-14 23:28:42,530 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-14 23:28:42,530 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-14 23:28:42,530 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-14 23:28:42,531 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-14 23:28:42,531 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-14 23:28:42,531 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-14 23:28:42,531 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-14 23:28:42,531 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-14 23:28:42,532 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-14 23:28:42,532 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-14 23:28:42,532 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-14 23:28:42,532 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-14 23:28:42,532 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-14 23:28:42,532 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-14 23:28:42,533 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-14 23:28:42,533 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-14 23:28:42,533 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-14 23:28:42,533 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-14 23:28:42,533 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-14 23:28:42,533 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-10-14 23:28:42,534 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-10-14 23:28:42,534 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-10-14 23:28:42,534 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignForward_spec__1 [2019-10-14 23:28:42,534 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-10-14 23:28:42,534 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2019-10-14 23:28:42,534 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-10-14 23:28:42,535 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-10-14 23:28:42,535 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2019-10-14 23:28:42,535 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-14 23:28:42,535 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-10-14 23:28:42,535 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Encrypt [2019-10-14 23:28:42,535 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2019-10-14 23:28:42,536 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-10-14 23:28:42,536 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:28:42,536 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-14 23:28:42,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:28:42,536 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:28:42,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:28:44,888 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:28:44,889 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 23:28:44,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:28:44 BoogieIcfgContainer [2019-10-14 23:28:44,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:28:44,892 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:28:44,893 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:28:44,896 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:28:44,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:28:40" (1/3) ... [2019-10-14 23:28:44,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b1bd97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:28:44, skipping insertion in model container [2019-10-14 23:28:44,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:28:42" (2/3) ... [2019-10-14 23:28:44,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b1bd97 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:28:44, skipping insertion in model container [2019-10-14 23:28:44,899 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:28:44" (3/3) ... [2019-10-14 23:28:44,900 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec4_product31.cil.c [2019-10-14 23:28:44,911 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:28:44,921 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:28:44,933 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:28:44,964 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:28:44,965 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:28:44,965 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:28:44,965 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:28:44,965 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:28:44,965 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:28:44,965 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:28:44,965 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:28:45,001 INFO L276 IsEmpty]: Start isEmpty. Operand 558 states. [2019-10-14 23:28:45,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2019-10-14 23:28:45,034 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:28:45,038 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2019-10-14 23:28:45,042 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:28:45,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:28:45,049 INFO L82 PathProgramCache]: Analyzing trace with hash -908593919, now seen corresponding path program 1 times [2019-10-14 23:28:45,058 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:28:45,058 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [471261867] [2019-10-14 23:28:45,059 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:28:45,059 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:28:45,059 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:28:45,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:47,688 WARN L191 SmtUtils]: Spent 1.91 s on a formula simplification that was a NOOP. DAG size: 553 [2019-10-14 23:28:47,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:47,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:47,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:47,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:47,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:47,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:47,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:47,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:47,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:47,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:47,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:47,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:47,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:47,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:47,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:47,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:47,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:47,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:48,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:48,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:48,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:48,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:48,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:48,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:48,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:48,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:48,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:48,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:28:48,203 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-10-14 23:28:48,203 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [471261867] [2019-10-14 23:28:48,204 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:28:48,204 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-14 23:28:48,204 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714338409] [2019-10-14 23:28:48,210 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-14 23:28:48,210 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:28:48,221 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-14 23:28:48,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2019-10-14 23:28:48,223 INFO L87 Difference]: Start difference. First operand 558 states. Second operand 11 states. [2019-10-14 23:29:04,109 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:29:04,110 INFO L93 Difference]: Finished difference Result 1362 states and 2040 transitions. [2019-10-14 23:29:04,117 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2019-10-14 23:29:04,118 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 164 [2019-10-14 23:29:04,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:29:04,155 INFO L225 Difference]: With dead ends: 1362 [2019-10-14 23:29:04,156 INFO L226 Difference]: Without dead ends: 895 [2019-10-14 23:29:04,164 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 461 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=419, Invalid=1303, Unknown=0, NotChecked=0, Total=1722 [2019-10-14 23:29:04,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 895 states. [2019-10-14 23:29:04,531 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 895 to 535. [2019-10-14 23:29:04,533 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 535 states. [2019-10-14 23:29:04,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 707 transitions. [2019-10-14 23:29:04,538 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 707 transitions. Word has length 164 [2019-10-14 23:29:04,539 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:29:04,539 INFO L462 AbstractCegarLoop]: Abstraction has 535 states and 707 transitions. [2019-10-14 23:29:04,539 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-14 23:29:04,540 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 707 transitions. [2019-10-14 23:29:04,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2019-10-14 23:29:04,544 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:29:04,544 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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] [2019-10-14 23:29:04,545 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:29:04,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:29:04,545 INFO L82 PathProgramCache]: Analyzing trace with hash 644714031, now seen corresponding path program 1 times [2019-10-14 23:29:04,545 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:29:04,545 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2021845254] [2019-10-14 23:29:04,546 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:04,546 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:04,546 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:29:04,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,263 WARN L191 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 553 [2019-10-14 23:29:06,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:06,625 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-10-14 23:29:06,625 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2021845254] [2019-10-14 23:29:06,625 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:29:06,626 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-14 23:29:06,626 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [311520918] [2019-10-14 23:29:06,642 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 23:29:06,642 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:29:06,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 23:29:06,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2019-10-14 23:29:06,643 INFO L87 Difference]: Start difference. First operand 535 states and 707 transitions. Second operand 12 states. [2019-10-14 23:29:11,391 WARN L191 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 556