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_spec6_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:29:18,892 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:29:18,896 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:29:18,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:29:18,914 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:29:18,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:29:18,918 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:29:18,921 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:29:18,923 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:29:18,931 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:29:18,933 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:29:18,935 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:29:18,935 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:29:18,938 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:29:18,941 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:29:18,942 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:29:18,944 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:29:18,946 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:29:18,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:29:18,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:29:18,956 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:29:18,959 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:29:18,961 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:29:18,962 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:29:18,965 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:29:18,965 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:29:18,965 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:29:18,967 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:29:18,968 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:29:18,969 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:29:18,969 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:29:18,970 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:29:18,971 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:29:18,971 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:29:18,973 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:29:18,973 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:29:18,974 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:29:18,974 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:29:18,974 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:29:18,975 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:29:18,976 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:29:18,977 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 23:29:18,996 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:29:18,996 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:29:18,998 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:29:18,999 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:29:18,999 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:29:18,999 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:29:18,999 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:29:19,000 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:29:19,000 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:29:19,000 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:29:19,001 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:29:19,001 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:29:19,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:29:19,002 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:29:19,002 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:29:19,002 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:29:19,002 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:29:19,003 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:29:19,003 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:29:19,003 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:29:19,003 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:29:19,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:29:19,004 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:29:19,004 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:29:19,004 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:29:19,004 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:29:19,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:29:19,005 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:29:19,005 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:29:19,301 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:29:19,314 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:29:19,317 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:29:19,319 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:29:19,319 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:29:19,320 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec6_product21.cil.c [2019-10-14 23:29:19,401 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2f4c734e/1a6b80d2a5984a0292716117971416e3/FLAG825c7af63 [2019-10-14 23:29:20,047 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:29:20,048 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec6_product21.cil.c [2019-10-14 23:29:20,068 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2f4c734e/1a6b80d2a5984a0292716117971416e3/FLAG825c7af63 [2019-10-14 23:29:20,220 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2f4c734e/1a6b80d2a5984a0292716117971416e3 [2019-10-14 23:29:20,229 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:29:20,231 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:29:20,232 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:29:20,232 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:29:20,235 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:29:20,236 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:29:20" (1/1) ... [2019-10-14 23:29:20,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7492c7de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:20, skipping insertion in model container [2019-10-14 23:29:20,240 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:29:20" (1/1) ... [2019-10-14 23:29:20,249 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:29:20,327 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:29:21,075 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:29:21,099 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:29:21,257 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:29:21,378 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:29:21,379 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:21 WrapperNode [2019-10-14 23:29:21,380 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:29:21,381 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:29:21,381 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:29:21,381 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:29:21,396 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:21" (1/1) ... [2019-10-14 23:29:21,396 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:21" (1/1) ... [2019-10-14 23:29:21,461 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:21" (1/1) ... [2019-10-14 23:29:21,462 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:21" (1/1) ... [2019-10-14 23:29:21,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:21" (1/1) ... [2019-10-14 23:29:21,573 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:21" (1/1) ... [2019-10-14 23:29:21,585 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:21" (1/1) ... [2019-10-14 23:29:21,601 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:29:21,602 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:29:21,602 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:29:21,602 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:29:21,603 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:21" (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 23:29:21,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:29:21,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:29:21,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:29:21,676 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-14 23:29:21,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptDecrypt_spec__1 [2019-10-14 23:29:21,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptDecrypt_spec__2 [2019-10-14 23:29:21,677 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-10-14 23:29:21,677 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-14 23:29:21,678 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-10-14 23:29:21,678 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-14 23:29:21,678 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-14 23:29:21,678 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-14 23:29:21,678 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-14 23:29:21,679 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-10-14 23:29:21,679 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2019-10-14 23:29:21,679 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-14 23:29:21,679 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-14 23:29:21,680 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2019-10-14 23:29:21,680 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-10-14 23:29:21,680 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-14 23:29:21,680 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-14 23:29:21,681 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-14 23:29:21,681 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-14 23:29:21,681 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-14 23:29:21,681 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-14 23:29:21,681 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-14 23:29:21,682 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-14 23:29:21,682 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-14 23:29:21,682 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-10-14 23:29:21,682 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-10-14 23:29:21,682 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-14 23:29:21,683 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-14 23:29:21,683 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-14 23:29:21,683 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-14 23:29:21,683 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-14 23:29:21,683 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-14 23:29:21,684 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-14 23:29:21,684 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-14 23:29:21,684 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-14 23:29:21,684 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-14 23:29:21,684 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-14 23:29:21,684 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-14 23:29:21,685 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-14 23:29:21,685 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-14 23:29:21,685 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-14 23:29:21,685 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-14 23:29:21,685 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-14 23:29:21,686 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-14 23:29:21,686 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-14 23:29:21,686 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-14 23:29:21,686 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-14 23:29:21,686 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-14 23:29:21,686 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-14 23:29:21,687 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-14 23:29:21,687 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-14 23:29:21,687 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-14 23:29:21,687 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-14 23:29:21,687 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-14 23:29:21,687 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-14 23:29:21,687 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:29:21,688 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:29:21,688 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:29:21,688 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:29:21,688 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:29:21,688 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-14 23:29:21,688 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-14 23:29:21,688 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-14 23:29:21,689 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-14 23:29:21,689 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-14 23:29:21,689 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-14 23:29:21,689 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-14 23:29:21,689 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-14 23:29:21,689 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:29:21,690 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:29:21,690 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-14 23:29:21,690 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-14 23:29:21,690 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-14 23:29:21,690 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-14 23:29:21,690 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-14 23:29:21,690 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-14 23:29:21,691 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-14 23:29:21,691 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-14 23:29:21,691 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-14 23:29:21,691 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-10-14 23:29:21,691 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-10-14 23:29:21,691 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-14 23:29:21,692 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-14 23:29:21,692 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-14 23:29:21,692 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-14 23:29:21,692 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-14 23:29:21,692 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-14 23:29:21,692 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-14 23:29:21,692 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-14 23:29:21,693 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-14 23:29:21,693 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-14 23:29:21,693 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-14 23:29:21,693 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-14 23:29:21,693 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-14 23:29:21,693 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-14 23:29:21,694 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-14 23:29:21,694 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-14 23:29:21,694 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-14 23:29:21,694 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-14 23:29:21,694 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-14 23:29:21,694 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-14 23:29:21,694 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-14 23:29:21,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:29:21,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:29:21,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:29:21,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:29:21,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:29:21,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:29:21,695 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:29:21,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:29:21,696 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:29:21,696 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:29:21,696 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-14 23:29:21,696 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:29:21,696 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:29:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-14 23:29:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-14 23:29:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-14 23:29:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-14 23:29:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:29:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptDecrypt_spec__1 [2019-10-14 23:29:21,697 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptDecrypt_spec__2 [2019-10-14 23:29:21,698 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-14 23:29:21,698 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-14 23:29:21,698 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-14 23:29:21,698 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-14 23:29:21,698 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-14 23:29:21,698 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-14 23:29:21,698 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-14 23:29:21,699 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-14 23:29:21,699 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-14 23:29:21,699 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-10-14 23:29:21,699 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-10-14 23:29:21,699 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-14 23:29:21,699 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-14 23:29:21,700 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-14 23:29:21,700 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-14 23:29:21,700 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-14 23:29:21,700 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-14 23:29:21,700 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-14 23:29:21,700 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-14 23:29:21,701 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-14 23:29:21,701 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-14 23:29:21,701 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-14 23:29:21,701 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-14 23:29:21,701 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-14 23:29:21,701 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-14 23:29:21,701 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-14 23:29:21,702 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-14 23:29:21,702 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-14 23:29:21,702 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-14 23:29:21,702 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-14 23:29:21,702 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-14 23:29:21,702 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-10-14 23:29:21,702 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-10-14 23:29:21,703 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-10-14 23:29:21,703 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2019-10-14 23:29:21,703 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2019-10-14 23:29:21,703 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-10-14 23:29:21,703 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-14 23:29:21,703 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-14 23:29:21,703 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-14 23:29:21,704 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-14 23:29:21,704 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-14 23:29:21,704 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-14 23:29:21,704 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-14 23:29:21,704 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-14 23:29:21,704 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-14 23:29:21,704 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-14 23:29:21,705 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-14 23:29:21,705 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-14 23:29:21,705 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-14 23:29:21,705 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-14 23:29:21,705 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-14 23:29:21,705 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-14 23:29:21,705 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-14 23:29:21,706 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-14 23:29:21,706 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-14 23:29:21,706 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-14 23:29:21,706 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-14 23:29:21,706 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:29:21,706 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:29:21,706 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:29:21,707 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:29:21,707 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-14 23:29:21,707 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-14 23:29:21,707 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-14 23:29:21,707 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-14 23:29:21,707 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-10-14 23:29:21,707 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-14 23:29:21,708 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-10-14 23:29:21,708 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-14 23:29:21,708 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-14 23:29:21,708 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-14 23:29:21,708 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:29:21,708 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-14 23:29:21,708 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-14 23:29:21,709 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-14 23:29:21,709 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-14 23:29:21,709 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:29:21,709 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:29:21,709 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-14 23:29:21,709 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-14 23:29:21,709 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-14 23:29:21,710 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-14 23:29:21,710 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-14 23:29:21,710 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-14 23:29:21,710 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-14 23:29:21,710 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-14 23:29:21,710 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-14 23:29:21,710 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-14 23:29:21,711 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-14 23:29:21,711 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-14 23:29:21,711 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-14 23:29:21,711 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-14 23:29:21,711 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-14 23:29:21,711 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-14 23:29:21,711 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-14 23:29:21,712 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:29:21,712 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:29:21,712 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:29:21,712 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:29:21,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:29:21,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:29:21,712 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:29:21,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:29:21,713 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:29:21,713 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:29:21,713 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:29:21,713 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:29:21,713 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:29:21,714 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:29:21,714 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:29:21,714 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:29:21,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:29:21,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:29:21,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:29:23,987 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:29:23,987 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 23:29:23,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:29:23 BoogieIcfgContainer [2019-10-14 23:29:23,990 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:29:23,992 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:29:23,992 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:29:23,996 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:29:23,997 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:29:20" (1/3) ... [2019-10-14 23:29:23,998 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6abefc71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:29:23, skipping insertion in model container [2019-10-14 23:29:23,998 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:29:21" (2/3) ... [2019-10-14 23:29:23,998 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6abefc71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:29:23, skipping insertion in model container [2019-10-14 23:29:23,999 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:29:23" (3/3) ... [2019-10-14 23:29:24,000 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec6_product21.cil.c [2019-10-14 23:29:24,011 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:29:24,023 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:29:24,037 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:29:24,084 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:29:24,084 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:29:24,085 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:29:24,085 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:29:24,085 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:29:24,085 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:29:24,085 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:29:24,085 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:29:24,125 INFO L276 IsEmpty]: Start isEmpty. Operand 577 states. [2019-10-14 23:29:24,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2019-10-14 23:29:24,164 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:29:24,172 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:29:24,176 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:29:24,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:29:24,184 INFO L82 PathProgramCache]: Analyzing trace with hash -818881657, now seen corresponding path program 1 times [2019-10-14 23:29:24,202 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:29:24,202 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359826317] [2019-10-14 23:29:24,203 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:24,203 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:24,204 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:29:24,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:26,829 WARN L191 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 568 [2019-10-14 23:29:26,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:26,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:26,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:26,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:26,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:26,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:26,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:26,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:27,289 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 23:29:27,290 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359826317] [2019-10-14 23:29:27,291 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:29:27,291 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-14 23:29:27,292 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [93237088] [2019-10-14 23:29:27,297 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-14 23:29:27,297 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:29:27,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-14 23:29:27,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2019-10-14 23:29:27,315 INFO L87 Difference]: Start difference. First operand 577 states. Second operand 11 states. [2019-10-14 23:29:44,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:29:44,179 INFO L93 Difference]: Finished difference Result 1213 states and 1815 transitions. [2019-10-14 23:29:44,179 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2019-10-14 23:29:44,181 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 185 [2019-10-14 23:29:44,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:29:44,210 INFO L225 Difference]: With dead ends: 1213 [2019-10-14 23:29:44,210 INFO L226 Difference]: Without dead ends: 853 [2019-10-14 23:29:44,219 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=269, Invalid=661, Unknown=0, NotChecked=0, Total=930 [2019-10-14 23:29:44,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 853 states. [2019-10-14 23:29:44,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 853 to 548. [2019-10-14 23:29:44,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 548 states. [2019-10-14 23:29:44,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 548 states and 748 transitions. [2019-10-14 23:29:44,566 INFO L78 Accepts]: Start accepts. Automaton has 548 states and 748 transitions. Word has length 185 [2019-10-14 23:29:44,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:29:44,567 INFO L462 AbstractCegarLoop]: Abstraction has 548 states and 748 transitions. [2019-10-14 23:29:44,567 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-14 23:29:44,567 INFO L276 IsEmpty]: Start isEmpty. Operand 548 states and 748 transitions. [2019-10-14 23:29:44,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2019-10-14 23:29:44,572 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:29:44,573 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:29:44,573 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:29:44,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:29:44,573 INFO L82 PathProgramCache]: Analyzing trace with hash 1630438931, now seen corresponding path program 1 times [2019-10-14 23:29:44,574 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:29:44,574 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2094363840] [2019-10-14 23:29:44,574 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:44,574 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:29:44,574 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:29:44,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,368 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 568 [2019-10-14 23:29:46,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:29:46,955 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 23:29:46,955 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2094363840] [2019-10-14 23:29:46,956 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:29:46,956 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-14 23:29:46,956 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796073224] [2019-10-14 23:29:46,970 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 23:29:46,970 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:29:46,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 23:29:46,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2019-10-14 23:29:46,971 INFO L87 Difference]: Start difference. First operand 548 states and 748 transitions. Second operand 12 states. [2019-10-14 23:29:51,324 WARN L191 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 571