/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_spec8_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:50:26,467 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:50:26,470 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:50:26,482 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:50:26,482 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:50:26,483 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:50:26,484 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:50:26,486 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:50:26,488 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:50:26,489 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:50:26,490 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:50:26,491 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:50:26,492 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:50:26,493 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:50:26,494 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:50:26,495 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:50:26,495 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:50:26,496 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:50:26,498 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:50:26,500 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:50:26,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:50:26,503 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:50:26,504 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:50:26,505 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:50:26,507 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:50:26,507 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:50:26,507 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:50:26,508 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:50:26,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:50:26,509 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:50:26,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:50:26,510 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:50:26,511 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:50:26,512 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:50:26,513 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:50:26,513 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:50:26,514 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:50:26,514 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:50:26,514 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:50:26,515 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:50:26,516 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:50:26,517 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 21:50:26,531 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:50:26,531 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:50:26,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:50:26,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:50:26,533 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:50:26,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:50:26,533 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:50:26,533 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:50:26,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:50:26,534 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:50:26,534 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:50:26,534 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:50:26,534 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:50:26,535 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:50:26,535 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:50:26,535 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:50:26,535 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:50:26,535 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:50:26,536 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:50:26,536 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:50:26,536 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:50:26,536 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:50:26,537 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:50:26,537 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:50:26,537 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:50:26,537 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:50:26,537 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:50:26,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:50:26,538 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:50:26,808 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:50:26,824 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:50:26,829 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:50:26,831 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:50:26,831 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:50:26,832 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec8_product21.cil.c [2019-11-06 21:50:26,913 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a94731f8a/66a944361bcc4295b43e1cb6a7528a61/FLAG06d9bbd14 [2019-11-06 21:50:27,515 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:50:27,516 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec8_product21.cil.c [2019-11-06 21:50:27,545 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a94731f8a/66a944361bcc4295b43e1cb6a7528a61/FLAG06d9bbd14 [2019-11-06 21:50:27,691 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a94731f8a/66a944361bcc4295b43e1cb6a7528a61 [2019-11-06 21:50:27,701 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:50:27,703 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:50:27,707 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:50:27,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:50:27,711 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:50:27,712 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:50:27" (1/1) ... [2019-11-06 21:50:27,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22019d91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:50:27, skipping insertion in model container [2019-11-06 21:50:27,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:50:27" (1/1) ... [2019-11-06 21:50:27,724 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:50:27,811 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:50:28,524 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:50:28,542 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:50:28,676 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:50:28,811 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:50:28,812 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:50:28 WrapperNode [2019-11-06 21:50:28,812 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:50:28,813 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:50:28,813 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:50:28,814 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:50:28,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:50:28" (1/1) ... [2019-11-06 21:50:28,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:50:28" (1/1) ... [2019-11-06 21:50:28,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:50:28" (1/1) ... [2019-11-06 21:50:28,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:50:28" (1/1) ... [2019-11-06 21:50:28,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:50:28" (1/1) ... [2019-11-06 21:50:28,990 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:50:28" (1/1) ... [2019-11-06 21:50:29,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:50:28" (1/1) ... [2019-11-06 21:50:29,022 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:50:29,023 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:50:29,023 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:50:29,023 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:50:29,024 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:50:28" (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 21:50:29,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:50:29,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:50:29,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:50:29,090 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-06 21:50:29,090 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:50:29,090 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-06 21:50:29,090 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:50:29,091 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-06 21:50:29,091 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:50:29,091 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:50:29,091 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:50:29,091 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:50:29,092 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:50:29,092 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-06 21:50:29,092 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-06 21:50:29,092 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-06 21:50:29,093 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-06 21:50:29,093 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-06 21:50:29,093 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-06 21:50:29,093 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-06 21:50:29,094 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-06 21:50:29,094 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-06 21:50:29,094 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-11-06 21:50:29,094 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-11-06 21:50:29,094 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-11-06 21:50:29,095 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:50:29,095 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-11-06 21:50:29,095 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:50:29,095 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:50:29,096 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:50:29,096 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:50:29,096 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-11-06 21:50:29,096 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2019-11-06 21:50:29,097 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:50:29,097 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:50:29,097 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2019-11-06 21:50:29,097 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-11-06 21:50:29,097 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:50:29,097 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:50:29,098 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:50:29,098 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:50:29,098 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:50:29,098 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:50:29,098 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:50:29,099 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-06 21:50:29,099 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-06 21:50:29,099 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-11-06 21:50:29,099 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-11-06 21:50:29,099 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:50:29,099 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:50:29,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:50:29,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:50:29,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:50:29,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:50:29,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:50:29,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:50:29,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__1 [2019-11-06 21:50:29,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__2 [2019-11-06 21:50:29,101 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:50:29,101 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:50:29,101 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:50:29,101 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:50:29,102 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:50:29,102 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:50:29,102 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:50:29,102 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:50:29,102 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:50:29,102 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:50:29,102 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:50:29,103 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:50:29,103 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:50:29,103 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:50:29,103 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:50:29,103 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:50:29,103 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:50:29,104 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:50:29,104 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:50:29,104 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:50:29,104 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:50:29,104 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:50:29,104 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:50:29,105 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:50:29,105 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:50:29,105 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:50:29,105 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:50:29,105 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:50:29,105 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:50:29,106 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:50:29,106 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:50:29,106 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:50:29,106 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:50:29,106 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:50:29,106 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:50:29,107 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:50:29,107 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:50:29,107 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:50:29,107 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:50:29,107 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:50:29,108 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:50:29,108 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:50:29,108 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:50:29,108 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:50:29,108 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:50:29,108 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:50:29,108 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:50:29,108 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:50:29,109 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:50:29,109 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:50:29,109 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:50:29,109 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:50:29,109 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:50:29,109 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:50:29,109 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:50:29,110 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:50:29,110 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:50:29,110 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:50:29,110 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:50:29,110 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:50:29,111 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:50:29,111 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:50:29,111 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:50:29,111 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:50:29,111 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:50:29,111 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:50:29,111 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:50:29,112 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:50:29,112 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:50:29,112 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:50:29,112 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:50:29,112 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:50:29,112 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:50:29,112 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:50:29,112 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:50:29,113 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:50:29,113 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:50:29,113 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:50:29,113 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-06 21:50:29,113 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:50:29,113 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:50:29,113 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:50:29,114 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:50:29,114 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:50:29,114 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:50:29,114 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:50:29,114 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:50:29,114 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-06 21:50:29,115 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-06 21:50:29,115 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-06 21:50:29,115 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-06 21:50:29,115 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-06 21:50:29,115 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-06 21:50:29,115 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-06 21:50:29,115 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-06 21:50:29,115 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-06 21:50:29,116 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-11-06 21:50:29,116 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-11-06 21:50:29,116 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-06 21:50:29,116 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-06 21:50:29,116 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-06 21:50:29,116 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:50:29,116 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:50:29,117 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:50:29,117 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:50:29,117 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:50:29,117 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:50:29,117 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:50:29,117 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:50:29,117 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:50:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:50:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:50:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:50:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-11-06 21:50:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-11-06 21:50:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:50:29,118 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:50:29,119 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:50:29,119 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:50:29,119 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:50:29,119 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:50:29,119 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:50:29,119 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:50:29,119 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:50:29,119 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:50:29,120 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:50:29,120 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:50:29,120 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:50:29,120 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:50:29,120 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-06 21:50:29,120 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-11-06 21:50:29,120 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-11-06 21:50:29,121 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__2 [2019-11-06 21:50:29,121 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-11-06 21:50:29,121 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2019-11-06 21:50:29,121 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2019-11-06 21:50:29,121 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-11-06 21:50:29,121 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__1 [2019-11-06 21:50:29,121 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:50:29,122 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:50:29,122 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:50:29,122 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:50:29,122 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:50:29,122 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:50:29,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:50:29,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:50:29,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:50:29,123 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:50:29,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:50:29,123 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:50:29,123 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:50:29,123 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:50:29,123 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:50:29,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:50:29,124 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:50:29,124 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:50:29,124 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:50:29,124 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:50:29,124 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:50:29,124 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:50:29,125 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:50:29,125 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:50:29,125 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:50:29,125 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:50:29,125 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:50:29,125 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:50:29,125 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:50:29,126 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:50:29,126 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:50:29,126 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:50:29,126 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:50:29,126 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:50:29,126 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:50:29,126 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:50:29,127 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:50:29,127 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:50:29,127 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:50:29,127 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:50:29,127 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:50:29,127 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:50:29,127 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:50:29,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:50:29,128 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:50:31,346 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:50:31,346 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:50:31,349 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:50:31 BoogieIcfgContainer [2019-11-06 21:50:31,349 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:50:31,350 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:50:31,351 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:50:31,354 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:50:31,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:50:27" (1/3) ... [2019-11-06 21:50:31,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5419b019 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:50:31, skipping insertion in model container [2019-11-06 21:50:31,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:50:28" (2/3) ... [2019-11-06 21:50:31,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5419b019 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:50:31, skipping insertion in model container [2019-11-06 21:50:31,358 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:50:31" (3/3) ... [2019-11-06 21:50:31,361 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec8_product21.cil.c [2019-11-06 21:50:31,372 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:50:31,387 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:50:31,399 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:50:31,457 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:50:31,457 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:50:31,457 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:50:31,457 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:50:31,458 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:50:31,458 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:50:31,458 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:50:31,458 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:50:31,493 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states. [2019-11-06 21:50:31,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-11-06 21:50:31,518 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:50:31,520 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:50:31,522 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:50:31,527 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:50:31,528 INFO L82 PathProgramCache]: Analyzing trace with hash 857697907, now seen corresponding path program 1 times [2019-11-06 21:50:31,538 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:50:31,539 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516857871] [2019-11-06 21:50:31,539 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:50:31,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,149 WARN L191 SmtUtils]: Spent 1.96 s on a formula simplification that was a NOOP. DAG size: 568 [2019-11-06 21:50:34,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:34,517 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-06 21:50:34,518 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516857871] [2019-11-06 21:50:34,519 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:50:34,519 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-11-06 21:50:34,520 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385108123] [2019-11-06 21:50:34,527 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-06 21:50:34,528 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:50:34,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-06 21:50:34,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-06 21:50:34,544 INFO L87 Difference]: Start difference. First operand 573 states. Second operand 10 states. [2019-11-06 21:50:47,883 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:50:47,883 INFO L93 Difference]: Finished difference Result 1201 states and 1793 transitions. [2019-11-06 21:50:47,884 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-11-06 21:50:47,885 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 154 [2019-11-06 21:50:47,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:50:47,924 INFO L225 Difference]: With dead ends: 1201 [2019-11-06 21:50:47,925 INFO L226 Difference]: Without dead ends: 845 [2019-11-06 21:50:47,937 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=147, Invalid=315, Unknown=0, NotChecked=0, Total=462 [2019-11-06 21:50:47,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 845 states. [2019-11-06 21:50:48,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 845 to 544. [2019-11-06 21:50:48,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 544 states. [2019-11-06 21:50:48,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 544 states to 544 states and 742 transitions. [2019-11-06 21:50:48,271 INFO L78 Accepts]: Start accepts. Automaton has 544 states and 742 transitions. Word has length 154 [2019-11-06 21:50:48,272 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:50:48,272 INFO L462 AbstractCegarLoop]: Abstraction has 544 states and 742 transitions. [2019-11-06 21:50:48,272 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-06 21:50:48,272 INFO L276 IsEmpty]: Start isEmpty. Operand 544 states and 742 transitions. [2019-11-06 21:50:48,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-06 21:50:48,278 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:50:48,279 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:50:48,279 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:50:48,279 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:50:48,280 INFO L82 PathProgramCache]: Analyzing trace with hash 2017038380, now seen corresponding path program 1 times [2019-11-06 21:50:48,280 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:50:48,280 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [807012483] [2019-11-06 21:50:48,280 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:50:48,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,010 WARN L191 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 568 [2019-11-06 21:50:50,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:50,392 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2019-11-06 21:50:50,392 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [807012483] [2019-11-06 21:50:50,393 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:50:50,393 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-11-06 21:50:50,393 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149610159] [2019-11-06 21:50:50,395 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-06 21:50:50,395 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:50:50,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-06 21:50:50,395 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-11-06 21:50:50,396 INFO L87 Difference]: Start difference. First operand 544 states and 742 transitions. Second operand 11 states. [2019-11-06 21:50:55,550 WARN L191 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 571