/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_spec0_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:37:51,425 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:37:51,428 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:37:51,440 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:37:51,440 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:37:51,441 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:37:51,442 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:37:51,444 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:37:51,446 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:37:51,447 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:37:51,447 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:37:51,449 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:37:51,449 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:37:51,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:37:51,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:37:51,452 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:37:51,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:37:51,456 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:37:51,457 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:37:51,462 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:37:51,464 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:37:51,466 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:37:51,469 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:37:51,469 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:37:51,471 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:37:51,471 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:37:51,472 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:37:51,472 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:37:51,473 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:37:51,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:37:51,475 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:37:51,477 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:37:51,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:37:51,478 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:37:51,481 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:37:51,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:37:51,482 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:37:51,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:37:51,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:37:51,483 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:37:51,484 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:37:51,484 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 21:37:51,500 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:37:51,501 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:37:51,502 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:37:51,502 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:37:51,502 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:37:51,502 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:37:51,502 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:37:51,503 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:37:51,503 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:37:51,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:37:51,503 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:37:51,503 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:37:51,504 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:37:51,504 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:37:51,504 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:37:51,504 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:37:51,504 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:37:51,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:37:51,505 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:37:51,505 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:37:51,505 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:37:51,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:37:51,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:37:51,506 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:37:51,506 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:37:51,506 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:37:51,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:37:51,506 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:37:51,507 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:37:51,803 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:37:51,823 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:37:51,827 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:37:51,829 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:37:51,829 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:37:51,830 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec0_product31.cil.c [2019-11-06 21:37:51,891 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4bf7dd73/5db7e83f489a4ee08ef3ff67ffc5029e/FLAGa24521413 [2019-11-06 21:37:52,475 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:37:52,476 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec0_product31.cil.c [2019-11-06 21:37:52,504 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4bf7dd73/5db7e83f489a4ee08ef3ff67ffc5029e/FLAGa24521413 [2019-11-06 21:37:52,649 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c4bf7dd73/5db7e83f489a4ee08ef3ff67ffc5029e [2019-11-06 21:37:52,661 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:37:52,663 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:37:52,664 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:37:52,664 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:37:52,667 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:37:52,668 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:37:52" (1/1) ... [2019-11-06 21:37:52,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ca0f541 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:52, skipping insertion in model container [2019-11-06 21:37:52,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:37:52" (1/1) ... [2019-11-06 21:37:52,679 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:37:52,762 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:37:53,475 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:37:53,501 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:37:53,660 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:37:53,762 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:37:53,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:53 WrapperNode [2019-11-06 21:37:53,763 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:37:53,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:37:53,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:37:53,764 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:37:53,779 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:53" (1/1) ... [2019-11-06 21:37:53,780 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:53" (1/1) ... [2019-11-06 21:37:53,817 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:53" (1/1) ... [2019-11-06 21:37:53,817 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:53" (1/1) ... [2019-11-06 21:37:53,897 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:53" (1/1) ... [2019-11-06 21:37:53,942 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:53" (1/1) ... [2019-11-06 21:37:53,956 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:53" (1/1) ... [2019-11-06 21:37:53,986 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:37:53,986 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:37:53,987 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:37:53,987 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:37:53,990 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:53" (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 21:37:54,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:37:54,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:37:54,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:37:54,083 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:37:54,083 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:37:54,084 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:37:54,084 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:37:54,085 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:37:54,085 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:37:54,085 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:37:54,086 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:37:54,086 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:37:54,087 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:37:54,087 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:37:54,088 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:37:54,088 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:37:54,091 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:37:54,091 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:37:54,091 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:37:54,091 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:37:54,091 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:37:54,092 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:37:54,092 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:37:54,092 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:37:54,092 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:37:54,092 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:37:54,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:37:54,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:37:54,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:37:54,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:37:54,093 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:37:54,094 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-06 21:37:54,094 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:37:54,094 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-06 21:37:54,094 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:37:54,094 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-06 21:37:54,094 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:37:54,095 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:37:54,095 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:37:54,095 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:37:54,095 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:37:54,096 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-06 21:37:54,096 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-06 21:37:54,096 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-06 21:37:54,096 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-06 21:37:54,096 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-06 21:37:54,096 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-06 21:37:54,096 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-06 21:37:54,097 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-06 21:37:54,097 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-06 21:37:54,097 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-11-06 21:37:54,098 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:37:54,098 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-11-06 21:37:54,098 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Encrypt [2019-11-06 21:37:54,098 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:37:54,098 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:37:54,099 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Sign [2019-11-06 21:37:54,099 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-11-06 21:37:54,099 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Verify [2019-11-06 21:37:54,099 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:37:54,099 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:37:54,100 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:37:54,100 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:37:54,100 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:37:54,100 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:37:54,100 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:37:54,101 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-06 21:37:54,101 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-06 21:37:54,101 INFO L138 BoogieDeclarations]: Found implementation of procedure sign [2019-11-06 21:37:54,102 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-11-06 21:37:54,102 INFO L138 BoogieDeclarations]: Found implementation of procedure verify [2019-11-06 21:37:54,102 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptForward_spec__1 [2019-11-06 21:37:54,103 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:37:54,103 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:37:54,104 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:37:54,104 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:37:54,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:37:54,104 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:37:54,105 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:37:54,105 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:37:54,105 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:37:54,105 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:37:54,106 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:37:54,106 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:37:54,107 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:37:54,107 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:37:54,107 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:37:54,108 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:37:54,108 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:37:54,109 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:37:54,109 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:37:54,110 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:37:54,110 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:37:54,110 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:37:54,110 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:37:54,110 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:37:54,110 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:37:54,111 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:37:54,111 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:37:54,111 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:37:54,111 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:37:54,111 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:37:54,111 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:37:54,112 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:37:54,112 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:37:54,112 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:37:54,112 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-11-06 21:37:54,112 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Encrypt [2019-11-06 21:37:54,112 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Forward [2019-11-06 21:37:54,112 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:37:54,113 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-11-06 21:37:54,113 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:37:54,113 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:37:54,113 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:37:54,113 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:37:54,113 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:37:54,114 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:37:54,114 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:37:54,114 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:37:54,115 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:37:54,115 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:37:54,115 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:37:54,116 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:37:54,116 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:37:54,118 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:37:54,118 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:37:54,118 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:37:54,118 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:37:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:37:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:37:54,119 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:37:54,120 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:37:54,120 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:37:54,120 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:37:54,120 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:37:54,120 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:37:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:37:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:37:54,121 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:37:54,122 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:37:54,126 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:37:54,127 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:37:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:37:54,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:37:54,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:37:54,138 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:37:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:37:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:37:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:37:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:37:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:37:54,139 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:37:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:37:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:37:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:37:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-06 21:37:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-06 21:37:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-06 21:37:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-06 21:37:54,140 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-11-06 21:37:54,141 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-06 21:37:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-06 21:37:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-06 21:37:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:37:54,142 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:37:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:37:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:37:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:37:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:37:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:37:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:37:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:37:54,143 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:37:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:37:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:37:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:37:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:37:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:37:54,144 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:37:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:37:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:37:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:37:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:37:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-06 21:37:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:37:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:37:54,145 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:37:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:37:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:37:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:37:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-06 21:37:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-06 21:37:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-06 21:37:54,146 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-06 21:37:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-06 21:37:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:37:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:37:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:37:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:37:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:37:54,147 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:37:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:37:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:37:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:37:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:37:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:37:54,148 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:37:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:37:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-06 21:37:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure sign [2019-11-06 21:37:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-11-06 21:37:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure verify [2019-11-06 21:37:54,149 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-11-06 21:37:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Encrypt [2019-11-06 21:37:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Sign [2019-11-06 21:37:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-11-06 21:37:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Verify [2019-11-06 21:37:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptForward_spec__1 [2019-11-06 21:37:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:37:54,150 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:37:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:37:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:37:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:37:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:37:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:37:54,151 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:37:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:37:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:37:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:37:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:37:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:37:54,152 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:37:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:37:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:37:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:37:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:37:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:37:54,153 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-11-06 21:37:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Encrypt [2019-11-06 21:37:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Forward [2019-11-06 21:37:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-11-06 21:37:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:37:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:37:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:37:54,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:37:56,243 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:37:56,243 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:37:56,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:37:56 BoogieIcfgContainer [2019-11-06 21:37:56,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:37:56,247 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:37:56,247 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:37:56,251 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:37:56,251 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:37:52" (1/3) ... [2019-11-06 21:37:56,252 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18256fa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:37:56, skipping insertion in model container [2019-11-06 21:37:56,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:53" (2/3) ... [2019-11-06 21:37:56,253 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@18256fa8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:37:56, skipping insertion in model container [2019-11-06 21:37:56,253 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:37:56" (3/3) ... [2019-11-06 21:37:56,255 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec0_product31.cil.c [2019-11-06 21:37:56,266 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:37:56,279 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:37:56,291 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:37:56,336 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:37:56,336 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:37:56,336 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:37:56,337 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:37:56,337 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:37:56,338 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:37:56,341 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:37:56,341 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:37:56,378 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states. [2019-11-06 21:37:56,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2019-11-06 21:37:56,409 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:37:56,411 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:37:56,413 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:37:56,418 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:37:56,418 INFO L82 PathProgramCache]: Analyzing trace with hash -502601310, now seen corresponding path program 1 times [2019-11-06 21:37:56,425 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:37:56,426 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1603147489] [2019-11-06 21:37:56,426 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:37:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:58,788 WARN L191 SmtUtils]: Spent 1.82 s on a formula simplification that was a NOOP. DAG size: 553 [2019-11-06 21:37:58,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:58,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:58,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:58,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:58,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:58,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:58,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:58,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:58,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:58,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:58,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:58,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:58,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:58,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:58,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:58,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:58,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:59,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:59,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:59,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:59,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:59,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:59,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:59,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:59,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:59,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:59,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:59,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:59,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:59,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:59,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:59,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:59,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:59,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:59,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:59,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:59,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:59,306 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-06 21:37:59,307 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1603147489] [2019-11-06 21:37:59,308 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:37:59,308 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-11-06 21:37:59,308 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1472648886] [2019-11-06 21:37:59,314 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-06 21:37:59,314 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:37:59,328 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-06 21:37:59,329 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-11-06 21:37:59,331 INFO L87 Difference]: Start difference. First operand 555 states. Second operand 12 states. [2019-11-06 21:38:23,807 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:38:23,807 INFO L93 Difference]: Finished difference Result 1624 states and 2653 transitions. [2019-11-06 21:38:23,808 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 82 states. [2019-11-06 21:38:23,809 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 221 [2019-11-06 21:38:23,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:38:23,842 INFO L225 Difference]: With dead ends: 1624 [2019-11-06 21:38:23,842 INFO L226 Difference]: Without dead ends: 1016 [2019-11-06 21:38:23,858 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 80 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2461 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=1215, Invalid=5427, Unknown=0, NotChecked=0, Total=6642 [2019-11-06 21:38:23,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1016 states. [2019-11-06 21:38:24,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1016 to 532. [2019-11-06 21:38:24,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 532 states. [2019-11-06 21:38:24,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 532 states to 532 states and 702 transitions. [2019-11-06 21:38:24,207 INFO L78 Accepts]: Start accepts. Automaton has 532 states and 702 transitions. Word has length 221 [2019-11-06 21:38:24,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:38:24,208 INFO L462 AbstractCegarLoop]: Abstraction has 532 states and 702 transitions. [2019-11-06 21:38:24,208 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-11-06 21:38:24,209 INFO L276 IsEmpty]: Start isEmpty. Operand 532 states and 702 transitions. [2019-11-06 21:38:24,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2019-11-06 21:38:24,215 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:38:24,216 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-06 21:38:24,216 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:38:24,217 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:38:24,217 INFO L82 PathProgramCache]: Analyzing trace with hash 1959572601, now seen corresponding path program 1 times [2019-11-06 21:38:24,217 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:38:24,218 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890840240] [2019-11-06 21:38:24,218 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:38:24,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:25,915 WARN L191 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 553 [2019-11-06 21:38:25,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:25,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:25,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:25,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:38:26,398 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2019-11-06 21:38:26,399 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890840240] [2019-11-06 21:38:26,399 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:38:26,399 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2019-11-06 21:38:26,400 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42855866] [2019-11-06 21:38:26,405 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-11-06 21:38:26,406 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:38:26,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-11-06 21:38:26,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=117, Unknown=0, NotChecked=0, Total=156 [2019-11-06 21:38:26,409 INFO L87 Difference]: Start difference. First operand 532 states and 702 transitions. Second operand 13 states. [2019-11-06 21:38:31,231 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 556