/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_product22.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fb55353 [2019-11-06 21:37:13,717 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-06 21:37:13,719 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-06 21:37:13,731 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-06 21:37:13,731 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-06 21:37:13,732 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-06 21:37:13,733 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-06 21:37:13,736 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-06 21:37:13,745 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-06 21:37:13,748 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-06 21:37:13,750 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-06 21:37:13,752 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-06 21:37:13,752 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-06 21:37:13,753 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-06 21:37:13,755 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-06 21:37:13,757 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-06 21:37:13,758 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-06 21:37:13,759 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-06 21:37:13,761 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-06 21:37:13,765 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-06 21:37:13,769 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-06 21:37:13,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-06 21:37:13,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-06 21:37:13,774 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-06 21:37:13,776 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-06 21:37:13,777 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-06 21:37:13,777 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-06 21:37:13,779 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-06 21:37:13,779 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-06 21:37:13,781 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-06 21:37:13,781 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-06 21:37:13,782 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-06 21:37:13,782 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-06 21:37:13,783 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-06 21:37:13,784 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-06 21:37:13,784 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-06 21:37:13,785 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-06 21:37:13,785 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-06 21:37:13,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-06 21:37:13,786 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-06 21:37:13,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-06 21:37:13,788 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 21:37:13,823 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-06 21:37:13,823 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-06 21:37:13,827 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-06 21:37:13,828 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-06 21:37:13,828 INFO L138 SettingsManager]: * Use SBE=true [2019-11-06 21:37:13,828 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-06 21:37:13,828 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-06 21:37:13,828 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-06 21:37:13,829 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-06 21:37:13,829 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-06 21:37:13,829 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-06 21:37:13,829 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-06 21:37:13,829 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-06 21:37:13,829 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-06 21:37:13,830 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-06 21:37:13,830 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-06 21:37:13,830 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-06 21:37:13,831 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-06 21:37:13,831 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-06 21:37:13,831 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-06 21:37:13,831 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-06 21:37:13,831 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-06 21:37:13,831 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-06 21:37:13,832 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-06 21:37:13,832 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-06 21:37:13,832 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-06 21:37:13,832 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-06 21:37:13,832 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-06 21:37:13,833 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-06 21:37:14,104 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-06 21:37:14,117 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-06 21:37:14,121 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-06 21:37:14,122 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-06 21:37:14,123 INFO L275 PluginConnector]: CDTParser initialized [2019-11-06 21:37:14,124 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec0_product22.cil.c [2019-11-06 21:37:14,184 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a53ac910/2db656021e65461c8d27a44afe5ac73c/FLAG40aa79b3a [2019-11-06 21:37:14,862 INFO L306 CDTParser]: Found 1 translation units. [2019-11-06 21:37:14,862 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec0_product22.cil.c [2019-11-06 21:37:14,894 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a53ac910/2db656021e65461c8d27a44afe5ac73c/FLAG40aa79b3a [2019-11-06 21:37:15,026 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a53ac910/2db656021e65461c8d27a44afe5ac73c [2019-11-06 21:37:15,033 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-06 21:37:15,035 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-11-06 21:37:15,036 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-06 21:37:15,036 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-06 21:37:15,039 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-06 21:37:15,040 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:37:15" (1/1) ... [2019-11-06 21:37:15,043 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b1cb841 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:15, skipping insertion in model container [2019-11-06 21:37:15,043 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 09:37:15" (1/1) ... [2019-11-06 21:37:15,050 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-06 21:37:15,119 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-06 21:37:15,823 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:37:15,847 INFO L188 MainTranslator]: Completed pre-run [2019-11-06 21:37:15,975 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-06 21:37:16,081 INFO L192 MainTranslator]: Completed translation [2019-11-06 21:37:16,082 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:16 WrapperNode [2019-11-06 21:37:16,082 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-06 21:37:16,083 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-06 21:37:16,083 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-06 21:37:16,083 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-06 21:37:16,099 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:16" (1/1) ... [2019-11-06 21:37:16,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:16" (1/1) ... [2019-11-06 21:37:16,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:16" (1/1) ... [2019-11-06 21:37:16,131 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:16" (1/1) ... [2019-11-06 21:37:16,207 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:16" (1/1) ... [2019-11-06 21:37:16,242 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:16" (1/1) ... [2019-11-06 21:37:16,266 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:16" (1/1) ... [2019-11-06 21:37:16,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-06 21:37:16,291 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-06 21:37:16,291 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-06 21:37:16,291 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-06 21:37:16,292 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:16" (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 21:37:16,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-11-06 21:37:16,368 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-06 21:37:16,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-11-06 21:37:16,369 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-11-06 21:37:16,369 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2019-11-06 21:37:16,369 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-11-06 21:37:16,370 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2019-11-06 21:37:16,370 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-11-06 21:37:16,370 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-11-06 21:37:16,370 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-11-06 21:37:16,370 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-11-06 21:37:16,371 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-11-06 21:37:16,371 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-11-06 21:37:16,371 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-11-06 21:37:16,371 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-11-06 21:37:16,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-11-06 21:37:16,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-11-06 21:37:16,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-11-06 21:37:16,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-11-06 21:37:16,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-11-06 21:37:16,373 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-11-06 21:37:16,373 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-11-06 21:37:16,374 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-11-06 21:37:16,374 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-11-06 21:37:16,374 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-11-06 21:37:16,374 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-11-06 21:37:16,375 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-11-06 21:37:16,375 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-11-06 21:37:16,375 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-11-06 21:37:16,375 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-11-06 21:37:16,375 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-11-06 21:37:16,375 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-11-06 21:37:16,376 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-11-06 21:37:16,376 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-11-06 21:37:16,376 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-11-06 21:37:16,376 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-11-06 21:37:16,377 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-11-06 21:37:16,377 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-11-06 21:37:16,377 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-11-06 21:37:16,377 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-11-06 21:37:16,377 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-11-06 21:37:16,378 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-11-06 21:37:16,378 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-11-06 21:37:16,379 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2019-11-06 21:37:16,379 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-11-06 21:37:16,379 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-11-06 21:37:16,379 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2019-11-06 21:37:16,379 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AutoResponder [2019-11-06 21:37:16,380 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Forward [2019-11-06 21:37:16,380 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-11-06 21:37:16,380 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-11-06 21:37:16,380 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-11-06 21:37:16,380 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-11-06 21:37:16,380 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-11-06 21:37:16,381 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-11-06 21:37:16,381 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-11-06 21:37:16,381 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-11-06 21:37:16,381 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-11-06 21:37:16,381 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-11-06 21:37:16,381 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-11-06 21:37:16,382 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-11-06 21:37:16,382 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-11-06 21:37:16,382 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-11-06 21:37:16,382 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-11-06 21:37:16,382 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-11-06 21:37:16,382 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-11-06 21:37:16,383 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-11-06 21:37:16,383 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-11-06 21:37:16,383 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-11-06 21:37:16,383 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-11-06 21:37:16,384 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-11-06 21:37:16,384 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-11-06 21:37:16,384 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-11-06 21:37:16,384 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-11-06 21:37:16,385 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-11-06 21:37:16,385 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-11-06 21:37:16,385 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-11-06 21:37:16,385 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-11-06 21:37:16,386 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-11-06 21:37:16,386 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-11-06 21:37:16,386 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-11-06 21:37:16,387 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptForward_spec__1 [2019-11-06 21:37:16,388 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-11-06 21:37:16,388 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-11-06 21:37:16,388 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-11-06 21:37:16,388 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-11-06 21:37:16,388 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-11-06 21:37:16,390 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-11-06 21:37:16,390 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-11-06 21:37:16,390 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-11-06 21:37:16,390 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-11-06 21:37:16,391 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-11-06 21:37:16,391 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-11-06 21:37:16,391 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-11-06 21:37:16,392 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-11-06 21:37:16,392 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-11-06 21:37:16,392 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-11-06 21:37:16,392 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-11-06 21:37:16,392 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-11-06 21:37:16,392 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-11-06 21:37:16,392 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-11-06 21:37:16,393 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-11-06 21:37:16,393 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-11-06 21:37:16,393 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-11-06 21:37:16,393 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-11-06 21:37:16,393 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-11-06 21:37:16,393 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-11-06 21:37:16,394 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-11-06 21:37:16,394 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-11-06 21:37:16,394 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-11-06 21:37:16,394 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-11-06 21:37:16,394 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-11-06 21:37:16,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-11-06 21:37:16,395 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-11-06 21:37:16,395 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-11-06 21:37:16,395 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-11-06 21:37:16,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-06 21:37:16,395 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-11-06 21:37:16,396 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-11-06 21:37:16,396 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-11-06 21:37:16,396 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-11-06 21:37:16,396 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-11-06 21:37:16,397 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-11-06 21:37:16,397 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-11-06 21:37:16,398 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-11-06 21:37:16,398 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-11-06 21:37:16,399 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-11-06 21:37:16,399 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-11-06 21:37:16,399 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2019-11-06 21:37:16,399 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2019-11-06 21:37:16,399 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-11-06 21:37:16,400 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-11-06 21:37:16,400 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-11-06 21:37:16,400 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-11-06 21:37:16,400 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-11-06 21:37:16,400 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-11-06 21:37:16,400 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-11-06 21:37:16,401 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-11-06 21:37:16,401 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-11-06 21:37:16,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-06 21:37:16,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-06 21:37:16,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-06 21:37:16,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-06 21:37:16,411 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-11-06 21:37:16,417 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-06 21:37:16,417 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-11-06 21:37:16,417 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-11-06 21:37:16,418 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-06 21:37:16,418 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-11-06 21:37:16,418 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-11-06 21:37:16,418 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-11-06 21:37:16,418 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-11-06 21:37:16,418 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-11-06 21:37:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-11-06 21:37:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-11-06 21:37:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-11-06 21:37:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-11-06 21:37:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-11-06 21:37:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-11-06 21:37:16,419 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-11-06 21:37:16,423 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-11-06 21:37:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-11-06 21:37:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-11-06 21:37:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-11-06 21:37:16,424 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-11-06 21:37:16,425 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-11-06 21:37:16,425 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-11-06 21:37:16,425 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-11-06 21:37:16,425 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-11-06 21:37:16,425 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-11-06 21:37:16,425 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-11-06 21:37:16,426 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-11-06 21:37:16,426 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-11-06 21:37:16,426 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-11-06 21:37:16,426 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-11-06 21:37:16,426 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-11-06 21:37:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-11-06 21:37:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-11-06 21:37:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-11-06 21:37:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-11-06 21:37:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-11-06 21:37:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-11-06 21:37:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-11-06 21:37:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-11-06 21:37:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-11-06 21:37:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-11-06 21:37:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-11-06 21:37:16,428 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2019-11-06 21:37:16,429 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2019-11-06 21:37:16,429 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AutoResponder [2019-11-06 21:37:16,429 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Forward [2019-11-06 21:37:16,429 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptForward_spec__1 [2019-11-06 21:37:16,429 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-11-06 21:37:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-11-06 21:37:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-11-06 21:37:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-11-06 21:37:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-11-06 21:37:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-11-06 21:37:16,430 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-11-06 21:37:16,431 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-11-06 21:37:16,431 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-11-06 21:37:16,431 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-11-06 21:37:16,431 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-11-06 21:37:16,431 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-11-06 21:37:16,431 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-11-06 21:37:16,431 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-11-06 21:37:16,432 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-11-06 21:37:16,432 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-11-06 21:37:16,433 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-11-06 21:37:16,433 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-11-06 21:37:16,434 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-11-06 21:37:16,434 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-11-06 21:37:16,434 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-11-06 21:37:16,434 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-11-06 21:37:16,434 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-11-06 21:37:16,434 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-11-06 21:37:16,434 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-11-06 21:37:16,435 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-11-06 21:37:16,435 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-11-06 21:37:16,435 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-11-06 21:37:16,435 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-11-06 21:37:16,435 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-11-06 21:37:16,435 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-11-06 21:37:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-11-06 21:37:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-11-06 21:37:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-11-06 21:37:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-11-06 21:37:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-11-06 21:37:16,436 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-11-06 21:37:16,437 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-11-06 21:37:16,437 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-11-06 21:37:16,437 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-11-06 21:37:16,437 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-11-06 21:37:16,437 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-11-06 21:37:16,437 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-11-06 21:37:16,438 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-11-06 21:37:16,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-11-06 21:37:16,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-06 21:37:16,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-06 21:37:18,693 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-06 21:37:18,694 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-11-06 21:37:18,696 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:37:18 BoogieIcfgContainer [2019-11-06 21:37:18,696 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-06 21:37:18,698 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-06 21:37:18,698 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-06 21:37:18,702 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-06 21:37:18,702 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 09:37:15" (1/3) ... [2019-11-06 21:37:18,703 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3754d9ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:37:18, skipping insertion in model container [2019-11-06 21:37:18,703 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 09:37:16" (2/3) ... [2019-11-06 21:37:18,703 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3754d9ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 09:37:18, skipping insertion in model container [2019-11-06 21:37:18,704 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 09:37:18" (3/3) ... [2019-11-06 21:37:18,705 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec0_product22.cil.c [2019-11-06 21:37:18,715 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-06 21:37:18,727 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-06 21:37:18,740 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-06 21:37:18,782 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-06 21:37:18,783 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-06 21:37:18,783 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-06 21:37:18,783 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-06 21:37:18,783 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-06 21:37:18,783 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-06 21:37:18,783 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-06 21:37:18,783 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-06 21:37:18,824 INFO L276 IsEmpty]: Start isEmpty. Operand 505 states. [2019-11-06 21:37:18,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2019-11-06 21:37:18,862 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:37:18,864 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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, 1, 1] [2019-11-06 21:37:18,869 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:37:18,875 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:37:18,876 INFO L82 PathProgramCache]: Analyzing trace with hash -1106336923, now seen corresponding path program 1 times [2019-11-06 21:37:18,886 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:37:18,886 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1712857994] [2019-11-06 21:37:18,889 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:37:19,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,322 WARN L191 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 541 [2019-11-06 21:37:21,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:21,767 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-06 21:37:21,768 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1712857994] [2019-11-06 21:37:21,769 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:37:21,769 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-11-06 21:37:21,770 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1991772805] [2019-11-06 21:37:21,778 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-11-06 21:37:21,778 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:37:21,793 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-11-06 21:37:21,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2019-11-06 21:37:21,796 INFO L87 Difference]: Start difference. First operand 505 states. Second operand 11 states. [2019-11-06 21:37:35,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-06 21:37:35,340 INFO L93 Difference]: Finished difference Result 1192 states and 1783 transitions. [2019-11-06 21:37:35,341 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2019-11-06 21:37:35,342 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 200 [2019-11-06 21:37:35,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-06 21:37:35,369 INFO L225 Difference]: With dead ends: 1192 [2019-11-06 21:37:35,370 INFO L226 Difference]: Without dead ends: 825 [2019-11-06 21:37:35,378 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 231 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=283, Invalid=709, Unknown=0, NotChecked=0, Total=992 [2019-11-06 21:37:35,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 825 states. [2019-11-06 21:37:35,650 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 825 to 482. [2019-11-06 21:37:35,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 482 states. [2019-11-06 21:37:35,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 482 states to 482 states and 638 transitions. [2019-11-06 21:37:35,657 INFO L78 Accepts]: Start accepts. Automaton has 482 states and 638 transitions. Word has length 200 [2019-11-06 21:37:35,658 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-06 21:37:35,658 INFO L462 AbstractCegarLoop]: Abstraction has 482 states and 638 transitions. [2019-11-06 21:37:35,658 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-11-06 21:37:35,659 INFO L276 IsEmpty]: Start isEmpty. Operand 482 states and 638 transitions. [2019-11-06 21:37:35,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2019-11-06 21:37:35,665 INFO L402 BasicCegarLoop]: Found error trace [2019-11-06 21:37:35,665 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 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, 1, 1, 1] [2019-11-06 21:37:35,665 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-06 21:37:35,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-06 21:37:35,666 INFO L82 PathProgramCache]: Analyzing trace with hash -2011171209, now seen corresponding path program 1 times [2019-11-06 21:37:35,666 INFO L161 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-06 21:37:35,666 INFO L337 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [992531405] [2019-11-06 21:37:35,666 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-06 21:37:35,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,260 WARN L191 SmtUtils]: Spent 1.44 s on a formula simplification that was a NOOP. DAG size: 541 [2019-11-06 21:37:37,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-06 21:37:37,721 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2019-11-06 21:37:37,721 INFO L337 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [992531405] [2019-11-06 21:37:37,721 INFO L218 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-06 21:37:37,722 INFO L231 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-11-06 21:37:37,722 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468757121] [2019-11-06 21:37:37,741 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-11-06 21:37:37,741 INFO L141 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-06 21:37:37,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-11-06 21:37:37,742 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-11-06 21:37:37,742 INFO L87 Difference]: Start difference. First operand 482 states and 638 transitions. Second operand 12 states. [2019-11-06 21:37:41,876 WARN L191 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 544