/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_product26.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:50:27,194 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:50:27,197 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:50:27,216 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:50:27,216 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:50:27,218 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:50:27,220 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:50:27,229 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:50:27,233 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:50:27,236 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:50:27,238 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:50:27,239 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:50:27,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:50:27,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:50:27,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:50:27,245 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:50:27,247 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:50:27,248 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:50:27,249 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:50:27,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:50:27,258 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:50:27,261 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:50:27,263 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:50:27,264 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:50:27,266 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:50:27,266 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:50:27,267 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:50:27,268 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:50:27,269 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:50:27,270 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:50:27,271 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:50:27,272 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:50:27,273 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:50:27,275 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:50:27,276 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:50:27,277 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:50:27,277 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:50:27,277 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:50:27,278 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:50:27,279 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:50:27,279 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:50:27,280 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 21:50:27,307 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:50:27,307 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:50:27,316 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:50:27,316 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:50:27,316 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:50:27,316 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:50:27,317 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:50:27,317 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:50:27,317 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:50:27,317 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:50:27,317 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:50:27,317 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:50:27,321 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:50:27,321 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:50:27,321 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:50:27,321 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:50:27,322 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:50:27,322 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:50:27,322 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:50:27,322 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:50:27,322 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:50:27,323 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:50:27,323 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:50:27,323 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:50:27,323 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:50:27,324 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:50:27,324 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:50:27,324 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:50:27,324 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:50:27,635 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:50:27,654 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:50:27,658 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:50:27,660 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:50:27,660 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:50:27,661 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec8_product26.cil.c [2019-11-06 21:50:27,732 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e2346aa9/0f1c2971daa74398bfe46de85dfedb12/FLAG88e8a4bb6 [2019-11-06 21:50:28,344 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:50:28,345 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec8_product26.cil.c [2019-11-06 21:50:28,386 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e2346aa9/0f1c2971daa74398bfe46de85dfedb12/FLAG88e8a4bb6 [2019-11-06 21:50:28,627 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1e2346aa9/0f1c2971daa74398bfe46de85dfedb12 [2019-11-06 21:50:28,637 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:50:28,639 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:50:28,640 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:50:28,640 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:50:28,643 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:50:28,644 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:50:28" (1/1) ... [2019-11-06 21:50:28,648 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bab51dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:50:28, skipping insertion in model container [2019-11-06 21:50:28,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:50:28" (1/1) ... [2019-11-06 21:50:28,656 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:50:28,743 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:50:29,616 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:50:29,644 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:50:29,752 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:50:29,834 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:50:29,835 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:50:29 WrapperNode [2019-11-06 21:50:29,835 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:50:29,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:50:29,836 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:50:29,837 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:50:29,852 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:50:29" (1/1) ... [2019-11-06 21:50:29,852 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:50:29" (1/1) ... [2019-11-06 21:50:29,885 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:50:29" (1/1) ... [2019-11-06 21:50:29,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:50:29" (1/1) ... [2019-11-06 21:50:29,967 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:50:29" (1/1) ... [2019-11-06 21:50:29,986 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:50:29" (1/1) ... [2019-11-06 21:50:29,998 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:50:29" (1/1) ... [2019-11-06 21:50:30,016 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:50:30,017 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:50:30,017 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:50:30,017 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:50:30,020 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:50:29" (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 21:50:30,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:50:30,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:50:30,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:50:30,097 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-06 21:50:30,097 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:50:30,097 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-06 21:50:30,098 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:50:30,098 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-06 21:50:30,098 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:50:30,098 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:50:30,099 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:50:30,099 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:50:30,099 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:50:30,099 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-06 21:50:30,099 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-06 21:50:30,100 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-06 21:50:30,100 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-06 21:50:30,100 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-06 21:50:30,100 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-06 21:50:30,103 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-06 21:50:30,103 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-06 21:50:30,103 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-06 21:50:30,103 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-11-06 21:50:30,103 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2019-11-06 21:50:30,104 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-11-06 21:50:30,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__1 [2019-11-06 21:50:30,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptAutoResponder_spec__2 [2019-11-06 21:50:30,104 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:50:30,104 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-11-06 21:50:30,104 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__AutoResponder [2019-11-06 21:50:30,104 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:50:30,104 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:50:30,105 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2019-11-06 21:50:30,107 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2019-11-06 21:50:30,107 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-11-06 21:50:30,107 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:50:30,108 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:50:30,108 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:50:30,108 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:50:30,108 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:50:30,108 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:50:30,109 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:50:30,109 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-06 21:50:30,109 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-06 21:50:30,109 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-11-06 21:50:30,110 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2019-11-06 21:50:30,110 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-11-06 21:50:30,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:50:30,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:50:30,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:50:30,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:50:30,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:50:30,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:50:30,111 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:50:30,111 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:50:30,111 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:50:30,111 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:50:30,111 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:50:30,111 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:50:30,112 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:50:30,112 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:50:30,112 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:50:30,112 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:50:30,113 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:50:30,113 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:50:30,113 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:50:30,113 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:50:30,113 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:50:30,114 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:50:30,114 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:50:30,114 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:50:30,114 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:50:30,114 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:50:30,114 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:50:30,115 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:50:30,115 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:50:30,115 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:50:30,116 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:50:30,116 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:50:30,116 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:50:30,116 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:50:30,116 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-11-06 21:50:30,117 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:50:30,117 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-11-06 21:50:30,117 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:50:30,117 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:50:30,118 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:50:30,118 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:50:30,119 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:50:30,119 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:50:30,119 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:50:30,119 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:50:30,120 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:50:30,120 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:50:30,120 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:50:30,120 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:50:30,120 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:50:30,120 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:50:30,120 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:50:30,120 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:50:30,121 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:50:30,121 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:50:30,121 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:50:30,121 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:50:30,121 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:50:30,121 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:50:30,121 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:50:30,122 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:50:30,122 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:50:30,122 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:50:30,122 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:50:30,122 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:50:30,122 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:50:30,122 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:50:30,123 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:50:30,123 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:50:30,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:50:30,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:50:30,123 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:50:30,124 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:50:30,124 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:50:30,124 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:50:30,124 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:50:30,124 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:50:30,126 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:50:30,126 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:50:30,126 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:50:30,126 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:50:30,126 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:50:30,126 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:50:30,127 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:50:30,127 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:50:30,127 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:50:30,127 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:50:30,127 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:50:30,128 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:50:30,128 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:50:30,128 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:50:30,128 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:50:30,129 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:50:30,132 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-06 21:50:30,132 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:50:30,132 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:50:30,133 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:50:30,139 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:50:30,139 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:50:30,139 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:50:30,139 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:50:30,140 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:50:30,140 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-06 21:50:30,140 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-06 21:50:30,140 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-06 21:50:30,140 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-06 21:50:30,140 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-06 21:50:30,140 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-06 21:50:30,140 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-06 21:50:30,140 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-06 21:50:30,140 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-06 21:50:30,140 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-11-06 21:50:30,140 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2019-11-06 21:50:30,141 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-11-06 21:50:30,144 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-06 21:50:30,144 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-06 21:50:30,144 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-06 21:50:30,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:50:30,145 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:50:30,145 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:50:30,145 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__1 [2019-11-06 21:50:30,145 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptAutoResponder_spec__2 [2019-11-06 21:50:30,145 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:50:30,145 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:50:30,145 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:50:30,145 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:50:30,146 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:50:30,146 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:50:30,146 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:50:30,146 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:50:30,146 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:50:30,146 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:50:30,146 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:50:30,146 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:50:30,146 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:50:30,147 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:50:30,147 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:50:30,147 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:50:30,147 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:50:30,147 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:50:30,147 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:50:30,147 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:50:30,148 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:50:30,148 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:50:30,148 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-06 21:50:30,148 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-11-06 21:50:30,148 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2019-11-06 21:50:30,149 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-11-06 21:50:30,149 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-11-06 21:50:30,149 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__AutoResponder [2019-11-06 21:50:30,149 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2019-11-06 21:50:30,149 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2019-11-06 21:50:30,149 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-11-06 21:50:30,149 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:50:30,149 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:50:30,150 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:50:30,150 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:50:30,150 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:50:30,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:50:30,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:50:30,150 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:50:30,152 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:50:30,152 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:50:30,152 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:50:30,152 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:50:30,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:50:30,153 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:50:30,153 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:50:30,153 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:50:30,153 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:50:30,153 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:50:30,153 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:50:30,153 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:50:30,153 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:50:30,154 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:50:30,154 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:50:30,154 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:50:30,154 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:50:30,154 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:50:30,154 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:50:30,154 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:50:30,154 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:50:30,155 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:50:30,155 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:50:30,155 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:50:30,155 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:50:30,155 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-11-06 21:50:30,155 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-11-06 21:50:30,156 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:50:30,156 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:50:30,156 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:50:30,156 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:50:30,156 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:50:30,156 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:50:30,156 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:50:30,157 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:50:30,157 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:50:30,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:50:30,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:50:30,157 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:50:32,381 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:50:32,382 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:50:32,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:50:32 BoogieIcfgContainer [2019-11-06 21:50:32,384 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:50:32,386 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:50:32,386 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:50:32,389 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:50:32,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:50:28" (1/3) ... [2019-11-06 21:50:32,390 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18661ea1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:50:32, skipping insertion in model container [2019-11-06 21:50:32,390 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:50:29" (2/3) ... [2019-11-06 21:50:32,391 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18661ea1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:50:32, skipping insertion in model container [2019-11-06 21:50:32,391 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:50:32" (3/3) ... [2019-11-06 21:50:32,392 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec8_product26.cil.c [2019-11-06 21:50:32,403 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:50:32,414 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:50:32,426 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:50:32,472 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:50:32,472 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:50:32,472 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:50:32,473 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:50:32,478 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:50:32,478 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:50:32,478 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:50:32,478 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:50:32,510 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states. [2019-11-06 21:50:32,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2019-11-06 21:50:32,535 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:50:32,536 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 21:50:32,538 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:50:32,544 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:50:32,544 INFO L82 PathProgramCache]: Analyzing trace with hash -1684965971, now seen corresponding path program 1 times [2019-11-06 21:50:32,554 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:50:32,554 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1027453780] [2019-11-06 21:50:32,555 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:50:32,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,044 WARN L191 SmtUtils]: Spent 1.87 s on a formula simplification that was a NOOP. DAG size: 574 [2019-11-06 21:50:35,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:35,456 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 21:50:35,457 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1027453780] [2019-11-06 21:50:35,458 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:50:35,458 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2019-11-06 21:50:35,459 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [237698781] [2019-11-06 21:50:35,467 INFO L442 AbstractCegarLoop]: Interpolant automaton has 10 states [2019-11-06 21:50:35,467 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:50:35,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2019-11-06 21:50:35,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-11-06 21:50:35,480 INFO L87 Difference]: Start difference. First operand 605 states. Second operand 10 states. [2019-11-06 21:50:50,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:50:50,433 INFO L93 Difference]: Finished difference Result 1278 states and 1902 transitions. [2019-11-06 21:50:50,434 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2019-11-06 21:50:50,436 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 154 [2019-11-06 21:50:50,436 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:50:50,463 INFO L225 Difference]: With dead ends: 1278 [2019-11-06 21:50:50,464 INFO L226 Difference]: Without dead ends: 901 [2019-11-06 21:50:50,472 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 78 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=147, Invalid=315, Unknown=0, NotChecked=0, Total=462 [2019-11-06 21:50:50,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 901 states. [2019-11-06 21:50:50,805 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 901 to 576. [2019-11-06 21:50:50,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 576 states. [2019-11-06 21:50:50,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 576 states and 784 transitions. [2019-11-06 21:50:50,813 INFO L78 Accepts]: Start accepts. Automaton has 576 states and 784 transitions. Word has length 154 [2019-11-06 21:50:50,814 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:50:50,814 INFO L462 AbstractCegarLoop]: Abstraction has 576 states and 784 transitions. [2019-11-06 21:50:50,814 INFO L463 AbstractCegarLoop]: Interpolant automaton has 10 states. [2019-11-06 21:50:50,815 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 784 transitions. [2019-11-06 21:50:50,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2019-11-06 21:50:50,824 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:50:50,824 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 21:50:50,825 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:50:50,825 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:50:50,825 INFO L82 PathProgramCache]: Analyzing trace with hash -1215749275, now seen corresponding path program 1 times [2019-11-06 21:50:50,825 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:50:50,826 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1022768455] [2019-11-06 21:50:50,826 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:50:50,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:52,706 WARN L191 SmtUtils]: Spent 1.69 s on a formula simplification that was a NOOP. DAG size: 574 [2019-11-06 21:50:52,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:52,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:52,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:52,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:52,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:52,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:52,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:52,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:52,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:52,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:52,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:52,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:52,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:52,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:52,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:52,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:52,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:52,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:52,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:52,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:52,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:53,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:53,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:53,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:53,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:50:53,056 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 21:50:53,057 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1022768455] [2019-11-06 21:50:53,057 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:50:53,057 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-11-06 21:50:53,057 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235797052] [2019-11-06 21:50:53,059 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-06 21:50:53,059 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:50:53,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-06 21:50:53,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2019-11-06 21:50:53,060 INFO L87 Difference]: Start difference. First operand 576 states and 784 transitions. Second operand 11 states. [2019-11-06 21:50:57,619 WARN L191 SmtUtils]: Spent 1.65 s on a formula simplification that was a NOOP. DAG size: 577