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_product37.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-13a467a-m [2019-10-14 23:24:13,985 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-14 23:24:13,988 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-14 23:24:14,008 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-14 23:24:14,009 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-14 23:24:14,011 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-14 23:24:14,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-14 23:24:14,022 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-14 23:24:14,026 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-14 23:24:14,030 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-14 23:24:14,032 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-14 23:24:14,034 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-14 23:24:14,035 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-14 23:24:14,037 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-14 23:24:14,040 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-14 23:24:14,041 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-14 23:24:14,042 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-14 23:24:14,043 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-14 23:24:14,045 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-14 23:24:14,050 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-14 23:24:14,055 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-14 23:24:14,058 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-14 23:24:14,060 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-14 23:24:14,061 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-14 23:24:14,063 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-14 23:24:14,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-14 23:24:14,064 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-14 23:24:14,065 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-14 23:24:14,067 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-14 23:24:14,068 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-14 23:24:14,069 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-14 23:24:14,070 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-14 23:24:14,071 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-14 23:24:14,072 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-14 23:24:14,073 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-14 23:24:14,074 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-14 23:24:14,074 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-14 23:24:14,075 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-14 23:24:14,075 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-14 23:24:14,076 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-14 23:24:14,077 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-14 23:24:14,078 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-14 23:24:14,115 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-14 23:24:14,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-14 23:24:14,117 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-14 23:24:14,117 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-14 23:24:14,118 INFO L138 SettingsManager]: * Use SBE=true [2019-10-14 23:24:14,118 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-14 23:24:14,118 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-14 23:24:14,118 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-14 23:24:14,118 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-14 23:24:14,119 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-14 23:24:14,119 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-14 23:24:14,119 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-14 23:24:14,119 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-14 23:24:14,119 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-14 23:24:14,120 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-14 23:24:14,120 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-14 23:24:14,120 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-14 23:24:14,122 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-14 23:24:14,123 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-14 23:24:14,123 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-14 23:24:14,123 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-14 23:24:14,123 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-14 23:24:14,123 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-14 23:24:14,124 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-14 23:24:14,124 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-14 23:24:14,124 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-14 23:24:14,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-14 23:24:14,124 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-14 23:24:14,125 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-14 23:24:14,400 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-14 23:24:14,420 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-14 23:24:14,424 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-14 23:24:14,426 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-14 23:24:14,426 INFO L275 PluginConnector]: CDTParser initialized [2019-10-14 23:24:14,427 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec0_product37.cil.c [2019-10-14 23:24:14,508 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2086d2df/8e9cea667d0c40eb8ee39cc9794749be/FLAGe79a69e25 [2019-10-14 23:24:15,127 INFO L306 CDTParser]: Found 1 translation units. [2019-10-14 23:24:15,127 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/email_spec0_product37.cil.c [2019-10-14 23:24:15,160 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2086d2df/8e9cea667d0c40eb8ee39cc9794749be/FLAGe79a69e25 [2019-10-14 23:24:15,398 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b2086d2df/8e9cea667d0c40eb8ee39cc9794749be [2019-10-14 23:24:15,408 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-14 23:24:15,409 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-14 23:24:15,410 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-14 23:24:15,411 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-14 23:24:15,414 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-14 23:24:15,415 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:24:15" (1/1) ... [2019-10-14 23:24:15,418 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6aa59513 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:15, skipping insertion in model container [2019-10-14 23:24:15,418 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.10 11:24:15" (1/1) ... [2019-10-14 23:24:15,425 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-14 23:24:15,512 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-14 23:24:16,317 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:24:16,346 INFO L188 MainTranslator]: Completed pre-run [2019-10-14 23:24:16,473 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-14 23:24:16,555 INFO L192 MainTranslator]: Completed translation [2019-10-14 23:24:16,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:16 WrapperNode [2019-10-14 23:24:16,556 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-14 23:24:16,558 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-14 23:24:16,558 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-14 23:24:16,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-14 23:24:16,578 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:16" (1/1) ... [2019-10-14 23:24:16,578 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:16" (1/1) ... [2019-10-14 23:24:16,617 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:16" (1/1) ... [2019-10-14 23:24:16,618 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:16" (1/1) ... [2019-10-14 23:24:16,678 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:16" (1/1) ... [2019-10-14 23:24:16,697 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:16" (1/1) ... [2019-10-14 23:24:16,710 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:16" (1/1) ... [2019-10-14 23:24:16,726 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-14 23:24:16,727 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-14 23:24:16,727 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-14 23:24:16,727 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-14 23:24:16,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:16" (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 [2019-10-14 23:24:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-14 23:24:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-14 23:24:16,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2019-10-14 23:24:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2019-10-14 23:24:16,817 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2019-10-14 23:24:16,818 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2019-10-14 23:24:16,818 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2019-10-14 23:24:16,818 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2019-10-14 23:24:16,819 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2019-10-14 23:24:16,820 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2019-10-14 23:24:16,820 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2019-10-14 23:24:16,820 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2019-10-14 23:24:16,821 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2019-10-14 23:24:16,821 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-14 23:24:16,822 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2019-10-14 23:24:16,822 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2019-10-14 23:24:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2019-10-14 23:24:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2019-10-14 23:24:16,825 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2019-10-14 23:24:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2019-10-14 23:24:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2019-10-14 23:24:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2019-10-14 23:24:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2019-10-14 23:24:16,826 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2019-10-14 23:24:16,827 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2019-10-14 23:24:16,827 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2019-10-14 23:24:16,827 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2019-10-14 23:24:16,827 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2019-10-14 23:24:16,828 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2019-10-14 23:24:16,828 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2019-10-14 23:24:16,828 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2019-10-14 23:24:16,828 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2019-10-14 23:24:16,828 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2019-10-14 23:24:16,829 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2019-10-14 23:24:16,830 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2019-10-14 23:24:16,830 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2019-10-14 23:24:16,830 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2019-10-14 23:24:16,830 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2019-10-14 23:24:16,830 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2019-10-14 23:24:16,831 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2019-10-14 23:24:16,831 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2019-10-14 23:24:16,831 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2019-10-14 23:24:16,831 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2019-10-14 23:24:16,831 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2019-10-14 23:24:16,831 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2019-10-14 23:24:16,832 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2019-10-14 23:24:16,832 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2019-10-14 23:24:16,832 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2019-10-14 23:24:16,832 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2019-10-14 23:24:16,832 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2019-10-14 23:24:16,832 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2019-10-14 23:24:16,833 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2019-10-14 23:24:16,833 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2019-10-14 23:24:16,833 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2019-10-14 23:24:16,833 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2019-10-14 23:24:16,833 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2019-10-14 23:24:16,834 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2019-10-14 23:24:16,834 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Keys [2019-10-14 23:24:16,834 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AutoResponder [2019-10-14 23:24:16,834 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2019-10-14 23:24:16,835 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2019-10-14 23:24:16,835 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2019-10-14 23:24:16,835 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2019-10-14 23:24:16,835 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2019-10-14 23:24:16,835 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2019-10-14 23:24:16,835 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2019-10-14 23:24:16,836 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2019-10-14 23:24:16,836 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2019-10-14 23:24:16,836 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2019-10-14 23:24:16,836 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2019-10-14 23:24:16,837 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2019-10-14 23:24:16,837 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2019-10-14 23:24:16,837 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2019-10-14 23:24:16,837 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2019-10-14 23:24:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2019-10-14 23:24:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2019-10-14 23:24:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2019-10-14 23:24:16,838 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2019-10-14 23:24:16,839 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2019-10-14 23:24:16,839 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2019-10-14 23:24:16,839 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2019-10-14 23:24:16,839 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2019-10-14 23:24:16,840 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2019-10-14 23:24:16,840 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2019-10-14 23:24:16,840 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2019-10-14 23:24:16,840 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2019-10-14 23:24:16,841 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2019-10-14 23:24:16,841 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2019-10-14 23:24:16,842 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2019-10-14 23:24:16,842 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2019-10-14 23:24:16,842 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2019-10-14 23:24:16,843 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2019-10-14 23:24:16,843 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2019-10-14 23:24:16,843 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2019-10-14 23:24:16,843 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2019-10-14 23:24:16,843 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2019-10-14 23:24:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2019-10-14 23:24:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2019-10-14 23:24:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2019-10-14 23:24:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2019-10-14 23:24:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2019-10-14 23:24:16,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2019-10-14 23:24:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2019-10-14 23:24:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2019-10-14 23:24:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2019-10-14 23:24:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2019-10-14 23:24:16,845 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptForward_spec__1 [2019-10-14 23:24:16,846 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2019-10-14 23:24:16,846 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-14 23:24:16,846 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-14 23:24:16,846 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2019-10-14 23:24:16,846 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2019-10-14 23:24:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2019-10-14 23:24:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2019-10-14 23:24:16,847 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2019-10-14 23:24:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2019-10-14 23:24:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2019-10-14 23:24:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2019-10-14 23:24:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2019-10-14 23:24:16,848 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2019-10-14 23:24:16,849 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2019-10-14 23:24:16,849 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2019-10-14 23:24:16,849 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2019-10-14 23:24:16,850 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2019-10-14 23:24:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2019-10-14 23:24:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2019-10-14 23:24:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2019-10-14 23:24:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2019-10-14 23:24:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2019-10-14 23:24:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2019-10-14 23:24:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2019-10-14 23:24:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2019-10-14 23:24:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2019-10-14 23:24:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2019-10-14 23:24:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2019-10-14 23:24:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2019-10-14 23:24:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure test [2019-10-14 23:24:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2019-10-14 23:24:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-14 23:24:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2019-10-14 23:24:16,858 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2019-10-14 23:24:16,859 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2019-10-14 23:24:16,859 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2019-10-14 23:24:16,860 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2019-10-14 23:24:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2019-10-14 23:24:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2019-10-14 23:24:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2019-10-14 23:24:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2019-10-14 23:24:16,866 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2019-10-14 23:24:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2019-10-14 23:24:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2019-10-14 23:24:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2019-10-14 23:24:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2019-10-14 23:24:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-14 23:24:16,867 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2019-10-14 23:24:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2019-10-14 23:24:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2019-10-14 23:24:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2019-10-14 23:24:16,868 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2019-10-14 23:24:16,869 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2019-10-14 23:24:16,869 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2019-10-14 23:24:16,869 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2019-10-14 23:24:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2019-10-14 23:24:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2019-10-14 23:24:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2019-10-14 23:24:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2019-10-14 23:24:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2019-10-14 23:24:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2019-10-14 23:24:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2019-10-14 23:24:16,870 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2019-10-14 23:24:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2019-10-14 23:24:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2019-10-14 23:24:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2019-10-14 23:24:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2019-10-14 23:24:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2019-10-14 23:24:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2019-10-14 23:24:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2019-10-14 23:24:16,871 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2019-10-14 23:24:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2019-10-14 23:24:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2019-10-14 23:24:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2019-10-14 23:24:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2019-10-14 23:24:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2019-10-14 23:24:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2019-10-14 23:24:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2019-10-14 23:24:16,872 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2019-10-14 23:24:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2019-10-14 23:24:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2019-10-14 23:24:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Keys [2019-10-14 23:24:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AutoResponder [2019-10-14 23:24:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptForward_spec__1 [2019-10-14 23:24:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2019-10-14 23:24:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2019-10-14 23:24:16,873 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2019-10-14 23:24:16,874 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2019-10-14 23:24:16,874 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2019-10-14 23:24:16,874 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2019-10-14 23:24:16,874 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2019-10-14 23:24:16,874 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2019-10-14 23:24:16,874 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2019-10-14 23:24:16,874 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2019-10-14 23:24:16,874 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2019-10-14 23:24:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2019-10-14 23:24:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2019-10-14 23:24:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2019-10-14 23:24:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2019-10-14 23:24:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2019-10-14 23:24:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2019-10-14 23:24:16,875 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2019-10-14 23:24:16,876 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2019-10-14 23:24:16,876 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2019-10-14 23:24:16,876 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-14 23:24:16,876 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-14 23:24:16,876 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2019-10-14 23:24:16,876 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-14 23:24:16,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-14 23:24:16,876 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-14 23:24:16,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-14 23:24:16,877 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2019-10-14 23:24:16,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-14 23:24:16,877 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2019-10-14 23:24:16,877 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2019-10-14 23:24:16,877 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-14 23:24:16,877 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2019-10-14 23:24:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2019-10-14 23:24:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2019-10-14 23:24:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2019-10-14 23:24:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2019-10-14 23:24:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-14 23:24:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-14 23:24:16,878 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-14 23:24:19,055 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-14 23:24:19,056 INFO L284 CfgBuilder]: Removed 4 assume(true) statements. [2019-10-14 23:24:19,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:24:19 BoogieIcfgContainer [2019-10-14 23:24:19,058 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-14 23:24:19,059 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-14 23:24:19,060 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-14 23:24:19,063 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-14 23:24:19,063 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.10 11:24:15" (1/3) ... [2019-10-14 23:24:19,064 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c5e1855 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:24:19, skipping insertion in model container [2019-10-14 23:24:19,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.10 11:24:16" (2/3) ... [2019-10-14 23:24:19,065 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c5e1855 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.10 11:24:19, skipping insertion in model container [2019-10-14 23:24:19,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.10 11:24:19" (3/3) ... [2019-10-14 23:24:19,067 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec0_product37.cil.c [2019-10-14 23:24:19,078 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-14 23:24:19,088 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-14 23:24:19,101 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-14 23:24:19,132 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-14 23:24:19,132 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-14 23:24:19,133 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-14 23:24:19,133 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-14 23:24:19,133 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-14 23:24:19,133 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-14 23:24:19,133 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-14 23:24:19,133 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-14 23:24:19,163 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states. [2019-10-14 23:24:19,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2019-10-14 23:24:19,184 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:24:19,186 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:24:19,188 INFO L410 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:24:19,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:24:19,194 INFO L82 PathProgramCache]: Analyzing trace with hash 1866097905, now seen corresponding path program 1 times [2019-10-14 23:24:19,204 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:24:19,204 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [959129730] [2019-10-14 23:24:19,205 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:24:19,205 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:24:19,205 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:24:19,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,570 WARN L191 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 529 [2019-10-14 23:24:21,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:21,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:22,056 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-10-14 23:24:22,057 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [959129730] [2019-10-14 23:24:22,058 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:24:22,058 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2019-10-14 23:24:22,059 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [860691940] [2019-10-14 23:24:22,064 INFO L442 AbstractCegarLoop]: Interpolant automaton has 11 states [2019-10-14 23:24:22,065 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:24:22,079 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2019-10-14 23:24:22,080 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2019-10-14 23:24:22,083 INFO L87 Difference]: Start difference. First operand 418 states. Second operand 11 states. [2019-10-14 23:24:36,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:24:36,807 INFO L93 Difference]: Finished difference Result 976 states and 1457 transitions. [2019-10-14 23:24:36,807 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2019-10-14 23:24:36,809 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 168 [2019-10-14 23:24:36,810 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:24:36,834 INFO L225 Difference]: With dead ends: 976 [2019-10-14 23:24:36,835 INFO L226 Difference]: Without dead ends: 698 [2019-10-14 23:24:36,843 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 230 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=283, Invalid=709, Unknown=0, NotChecked=0, Total=992 [2019-10-14 23:24:36,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 698 states. [2019-10-14 23:24:37,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 698 to 395. [2019-10-14 23:24:37,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 395 states. [2019-10-14 23:24:37,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 395 states and 518 transitions. [2019-10-14 23:24:37,116 INFO L78 Accepts]: Start accepts. Automaton has 395 states and 518 transitions. Word has length 168 [2019-10-14 23:24:37,117 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:24:37,117 INFO L462 AbstractCegarLoop]: Abstraction has 395 states and 518 transitions. [2019-10-14 23:24:37,118 INFO L463 AbstractCegarLoop]: Interpolant automaton has 11 states. [2019-10-14 23:24:37,118 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states and 518 transitions. [2019-10-14 23:24:37,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2019-10-14 23:24:37,134 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:24:37,134 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:24:37,134 INFO L410 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:24:37,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:24:37,135 INFO L82 PathProgramCache]: Analyzing trace with hash 1166552557, now seen corresponding path program 1 times [2019-10-14 23:24:37,135 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:24:37,135 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102624951] [2019-10-14 23:24:37,135 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:24:37,136 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:24:37,136 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:24:37,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,711 WARN L191 SmtUtils]: Spent 1.41 s on a formula simplification that was a NOOP. DAG size: 529 [2019-10-14 23:24:38,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:38,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:39,055 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2019-10-14 23:24:39,056 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102624951] [2019-10-14 23:24:39,056 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-14 23:24:39,056 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2019-10-14 23:24:39,057 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590467363] [2019-10-14 23:24:39,069 INFO L442 AbstractCegarLoop]: Interpolant automaton has 12 states [2019-10-14 23:24:39,069 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-14 23:24:39,070 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2019-10-14 23:24:39,076 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2019-10-14 23:24:39,077 INFO L87 Difference]: Start difference. First operand 395 states and 518 transitions. Second operand 12 states. [2019-10-14 23:24:42,398 WARN L191 SmtUtils]: Spent 1.40 s on a formula simplification that was a NOOP. DAG size: 532 [2019-10-14 23:24:52,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-14 23:24:52,836 INFO L93 Difference]: Finished difference Result 853 states and 1208 transitions. [2019-10-14 23:24:52,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-10-14 23:24:52,837 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 169 [2019-10-14 23:24:52,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-14 23:24:52,844 INFO L225 Difference]: With dead ends: 853 [2019-10-14 23:24:52,845 INFO L226 Difference]: Without dead ends: 701 [2019-10-14 23:24:52,847 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=153, Invalid=309, Unknown=0, NotChecked=0, Total=462 [2019-10-14 23:24:52,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 701 states. [2019-10-14 23:24:53,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 701 to 397. [2019-10-14 23:24:53,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 397 states. [2019-10-14 23:24:53,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 397 states and 520 transitions. [2019-10-14 23:24:53,080 INFO L78 Accepts]: Start accepts. Automaton has 397 states and 520 transitions. Word has length 169 [2019-10-14 23:24:53,081 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-14 23:24:53,081 INFO L462 AbstractCegarLoop]: Abstraction has 397 states and 520 transitions. [2019-10-14 23:24:53,081 INFO L463 AbstractCegarLoop]: Interpolant automaton has 12 states. [2019-10-14 23:24:53,081 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 520 transitions. [2019-10-14 23:24:53,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2019-10-14 23:24:53,085 INFO L372 BasicCegarLoop]: Found error trace [2019-10-14 23:24:53,086 INFO L380 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-14 23:24:53,086 INFO L410 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-14 23:24:53,086 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-14 23:24:53,087 INFO L82 PathProgramCache]: Analyzing trace with hash 62991774, now seen corresponding path program 1 times [2019-10-14 23:24:53,087 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-14 23:24:53,087 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1372325150] [2019-10-14 23:24:53,087 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:24:53,088 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-14 23:24:53,088 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-14 23:24:53,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:54,550 WARN L191 SmtUtils]: Spent 1.34 s on a formula simplification that was a NOOP. DAG size: 529 [2019-10-14 23:24:54,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:54,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:54,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-14 23:24:54,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat