/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec4_product29.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:46:00,926 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:46:00,928 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:46:00,943 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:46:00,943 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:46:00,944 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:46:00,945 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:46:00,947 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:46:00,949 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:46:00,949 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:46:00,950 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:46:00,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:46:00,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:46:00,953 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:46:00,954 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:46:00,955 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:46:00,955 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:46:00,956 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:46:00,958 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:46:00,960 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:46:00,961 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:46:00,962 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:46:00,963 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:46:00,964 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:46:00,966 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:46:00,966 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:46:00,967 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:46:00,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:46:00,968 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:46:00,969 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:46:00,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:46:00,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:46:00,970 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:46:00,971 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:46:00,972 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:46:00,972 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:46:00,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:46:00,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:46:00,973 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:46:00,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:46:00,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:46:00,975 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-06 21:46:00,989 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:46:00,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:46:00,990 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:46:00,990 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:46:00,991 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:46:00,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:46:00,991 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:46:00,991 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:46:00,992 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:46:00,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:46:00,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:46:00,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:46:00,992 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:46:00,992 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:46:00,993 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:46:00,993 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:46:00,993 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:46:00,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:46:00,993 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:46:00,994 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:46:00,994 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:46:00,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:46:00,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:46:00,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:46:00,995 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:46:00,995 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:46:00,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:46:00,995 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:46:00,995 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:46:01,272 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:46:01,285 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:46:01,289 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:46:01,290 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:46:01,290 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:46:01,291 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec4_product29.cil.c [2019-11-06 21:46:01,369 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0383e8639/36251761bf544acba4eebd7f93f2e1f7/FLAGfd7f17b57 [2019-11-06 21:46:01,964 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:46:01,965 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec4_product29.cil.c [2019-11-06 21:46:01,985 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0383e8639/36251761bf544acba4eebd7f93f2e1f7/FLAGfd7f17b57 [2019-11-06 21:46:02,200 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0383e8639/36251761bf544acba4eebd7f93f2e1f7 [2019-11-06 21:46:02,208 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:46:02,210 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:46:02,211 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:46:02,211 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:46:02,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:46:02,215 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:46:02" (1/1) ... [2019-11-06 21:46:02,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64e5d574 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:02, skipping insertion in model container [2019-11-06 21:46:02,219 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:46:02" (1/1) ... [2019-11-06 21:46:02,227 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:46:02,305 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:46:03,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:46:03,066 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:46:03,253 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:46:03,363 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:46:03,364 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:03 WrapperNode [2019-11-06 21:46:03,364 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:46:03,365 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:46:03,365 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:46:03,365 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:46:03,381 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:03" (1/1) ... [2019-11-06 21:46:03,382 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:03" (1/1) ... [2019-11-06 21:46:03,414 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:03" (1/1) ... [2019-11-06 21:46:03,414 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:03" (1/1) ... [2019-11-06 21:46:03,482 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:03" (1/1) ... [2019-11-06 21:46:03,513 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:03" (1/1) ... [2019-11-06 21:46:03,531 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:03" (1/1) ... [2019-11-06 21:46:03,543 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:46:03,544 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:46:03,544 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:46:03,544 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:46:03,545 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:03" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:46:03,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:46:03,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:46:03,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:46:03,623 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-06 21:46:03,624 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:46:03,625 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-06 21:46:03,625 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:46:03,625 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-06 21:46:03,625 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:46:03,626 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:46:03,626 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:46:03,626 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:46:03,627 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:46:03,627 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-06 21:46:03,628 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-06 21:46:03,628 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-06 21:46:03,630 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-06 21:46:03,631 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-06 21:46:03,631 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-06 21:46:03,631 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-06 21:46:03,631 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-06 21:46:03,632 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-06 21:46:03,632 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-11-06 21:46:03,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:46:03,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:46:03,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:46:03,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:46:03,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:46:03,633 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:46:03,634 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-11-06 21:46:03,635 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__AddressBook [2019-11-06 21:46:03,635 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Sign [2019-11-06 21:46:03,635 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:46:03,635 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-11-06 21:46:03,635 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:46:03,635 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:46:03,636 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:46:03,636 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:46:03,636 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:46:03,636 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:46:03,637 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:46:03,637 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:46:03,637 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:46:03,637 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:46:03,638 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:46:03,638 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:46:03,638 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:46:03,638 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:46:03,638 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:46:03,638 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:46:03,639 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:46:03,639 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:46:03,639 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:46:03,639 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:46:03,639 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:46:03,639 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:46:03,640 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:46:03,640 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:46:03,640 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:46:03,640 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:46:03,641 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:46:03,641 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:46:03,641 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:46:03,641 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:46:03,641 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:46:03,641 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:46:03,642 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:46:03,642 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:46:03,642 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:46:03,642 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:46:03,642 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:46:03,643 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:46:03,643 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:46:03,643 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:46:03,644 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:46:03,644 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:46:03,644 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:46:03,644 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:46:03,644 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:46:03,645 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:46:03,645 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:46:03,645 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:46:03,645 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:46:03,646 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:46:03,646 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:46:03,646 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:46:03,646 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:46:03,647 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:46:03,647 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:46:03,647 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:46:03,648 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:46:03,648 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:46:03,648 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:46:03,648 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:46:03,648 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__SignForward_spec__1 [2019-11-06 21:46:03,649 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:46:03,649 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-11-06 21:46:03,649 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2019-11-06 21:46:03,649 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AddressBook [2019-11-06 21:46:03,649 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:46:03,649 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:46:03,649 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-11-06 21:46:03,649 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2019-11-06 21:46:03,650 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:46:03,650 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:46:03,650 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:46:03,650 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:46:03,650 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:46:03,650 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:46:03,651 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:46:03,651 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-06 21:46:03,651 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-06 21:46:03,651 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-11-06 21:46:03,651 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-11-06 21:46:03,651 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-11-06 21:46:03,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:46:03,652 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:46:03,652 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:46:03,652 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:46:03,653 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:46:03,653 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:46:03,653 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:46:03,653 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:46:03,654 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:46:03,655 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:46:03,655 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:46:03,655 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:46:03,655 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:46:03,655 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:46:03,655 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:46:03,656 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:46:03,656 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:46:03,656 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:46:03,656 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:46:03,657 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:46:03,657 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:46:03,657 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:46:03,657 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-06 21:46:03,657 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:46:03,658 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:46:03,661 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:46:03,662 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:46:03,662 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:46:03,663 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:46:03,668 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:46:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:46:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-06 21:46:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-06 21:46:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-06 21:46:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-06 21:46:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-06 21:46:03,669 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-06 21:46:03,670 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-06 21:46:03,671 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-06 21:46:03,671 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-06 21:46:03,671 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-11-06 21:46:03,671 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-06 21:46:03,671 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-06 21:46:03,672 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-06 21:46:03,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:46:03,672 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:46:03,672 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:46:03,672 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:46:03,672 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:46:03,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:46:03,672 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:46:03,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:46:03,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:46:03,673 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:46:03,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:46:03,673 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:46:03,673 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:46:03,673 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:46:03,673 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:46:03,673 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:46:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:46:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:46:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:46:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:46:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:46:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:46:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:46:03,674 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:46:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:46:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:46:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:46:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:46:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:46:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:46:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:46:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-11-06 21:46:03,675 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__AddressBook [2019-11-06 21:46:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Sign [2019-11-06 21:46:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-11-06 21:46:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:46:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:46:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:46:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:46:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:46:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:46:03,676 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:46:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:46:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:46:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:46:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:46:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:46:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:46:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:46:03,677 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:46:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:46:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:46:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:46:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:46:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:46:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:46:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:46:03,678 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:46:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:46:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:46:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:46:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:46:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:46:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:46:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:46:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:46:03,679 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:46:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:46:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__SignForward_spec__1 [2019-11-06 21:46:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:46:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:46:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:46:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:46:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:46:03,680 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-06 21:46:03,681 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-11-06 21:46:03,681 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-11-06 21:46:03,681 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-11-06 21:46:03,681 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-11-06 21:46:03,681 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2019-11-06 21:46:03,681 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AddressBook [2019-11-06 21:46:03,681 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-11-06 21:46:03,681 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2019-11-06 21:46:03,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:46:03,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:46:03,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:46:05,764 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:46:05,764 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:46:05,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:46:05 BoogieIcfgContainer [2019-11-06 21:46:05,766 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:46:05,769 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:46:05,769 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:46:05,772 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:46:05,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:46:02" (1/3) ... [2019-11-06 21:46:05,774 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f641318 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:46:05, skipping insertion in model container [2019-11-06 21:46:05,774 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:46:03" (2/3) ... [2019-11-06 21:46:05,774 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4f641318 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:46:05, skipping insertion in model container [2019-11-06 21:46:05,774 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:46:05" (3/3) ... [2019-11-06 21:46:05,776 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec4_product29.cil.c [2019-11-06 21:46:05,786 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:46:05,799 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:46:05,811 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:46:05,855 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:46:05,855 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:46:05,855 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:46:05,855 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:46:05,855 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:46:05,856 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:46:05,860 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:46:05,860 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:46:05,900 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states. [2019-11-06 21:46:05,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2019-11-06 21:46:05,934 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:46:05,938 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:46:05,941 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:46:05,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:46:05,947 INFO L82 PathProgramCache]: Analyzing trace with hash 1933710850, now seen corresponding path program 1 times [2019-11-06 21:46:05,956 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:46:05,957 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [446308288] [2019-11-06 21:46:05,957 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:46:06,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,370 WARN L191 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 559 [2019-11-06 21:46:08,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:08,786 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-06 21:46:08,787 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [446308288] [2019-11-06 21:46:08,788 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:46:08,788 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-11-06 21:46:08,789 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349858199] [2019-11-06 21:46:08,796 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-06 21:46:08,796 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:46:08,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-06 21:46:08,810 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2019-11-06 21:46:08,812 INFO L87 Difference]: Start difference. First operand 602 states. Second operand 11 states. [2019-11-06 21:46:25,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:46:25,713 INFO L93 Difference]: Finished difference Result 1362 states and 2117 transitions. [2019-11-06 21:46:25,714 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2019-11-06 21:46:25,715 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 173 [2019-11-06 21:46:25,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:46:25,749 INFO L225 Difference]: With dead ends: 1362 [2019-11-06 21:46:25,749 INFO L226 Difference]: Without dead ends: 918 [2019-11-06 21:46:25,758 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 455 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=419, Invalid=1303, Unknown=0, NotChecked=0, Total=1722 [2019-11-06 21:46:25,778 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 918 states. [2019-11-06 21:46:26,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 918 to 545. [2019-11-06 21:46:26,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 545 states. [2019-11-06 21:46:26,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 545 states and 748 transitions. [2019-11-06 21:46:26,122 INFO L78 Accepts]: Start accepts. Automaton has 545 states and 748 transitions. Word has length 173 [2019-11-06 21:46:26,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:46:26,123 INFO L462 AbstractCegarLoop]: Abstraction has 545 states and 748 transitions. [2019-11-06 21:46:26,123 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-11-06 21:46:26,123 INFO L276 IsEmpty]: Start isEmpty. Operand 545 states and 748 transitions. [2019-11-06 21:46:26,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2019-11-06 21:46:26,128 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:46:26,128 INFO L410 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:46:26,128 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:46:26,129 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:46:26,129 INFO L82 PathProgramCache]: Analyzing trace with hash 1848846547, now seen corresponding path program 1 times [2019-11-06 21:46:26,129 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:46:26,129 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546631552] [2019-11-06 21:46:26,129 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:46:26,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:27,862 WARN L191 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 559 [2019-11-06 21:46:27,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:27,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:27,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:27,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:27,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:27,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:46:28,326 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-11-06 21:46:28,327 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546631552] [2019-11-06 21:46:28,327 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:46:28,327 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-11-06 21:46:28,328 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [880906925] [2019-11-06 21:46:28,344 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-06 21:46:28,344 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:46:28,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-06 21:46:28,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2019-11-06 21:46:28,345 INFO L87 Difference]: Start difference. First operand 545 states and 748 transitions. Second operand 12 states. [2019-11-06 21:46:33,799 WARN L191 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 562