/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 --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-89f541c [2020-08-28 02:27:03,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-28 02:27:03,769 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-28 02:27:03,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-28 02:27:03,817 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-28 02:27:03,827 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-28 02:27:03,829 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-28 02:27:03,833 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-28 02:27:03,835 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-28 02:27:03,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-28 02:27:03,841 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-28 02:27:03,844 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-28 02:27:03,844 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-28 02:27:03,846 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-28 02:27:03,849 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-28 02:27:03,852 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-28 02:27:03,854 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-28 02:27:03,855 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-28 02:27:03,857 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-28 02:27:03,866 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-28 02:27:03,868 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-28 02:27:03,869 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-28 02:27:03,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-28 02:27:03,873 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-28 02:27:03,878 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-28 02:27:03,878 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-28 02:27:03,878 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-28 02:27:03,882 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-28 02:27:03,883 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-28 02:27:03,885 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-28 02:27:03,886 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-28 02:27:03,887 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-28 02:27:03,888 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-28 02:27:03,889 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-28 02:27:03,890 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-28 02:27:03,890 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-28 02:27:03,892 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-28 02:27:03,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-28 02:27:03,892 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-28 02:27:03,894 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-28 02:27:03,896 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-28 02:27:03,897 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-28 02:27:03,948 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-28 02:27:03,948 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-28 02:27:03,950 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-28 02:27:03,951 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-28 02:27:03,951 INFO L138 SettingsManager]: * Use SBE=true [2020-08-28 02:27:03,951 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-28 02:27:03,951 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-28 02:27:03,952 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-28 02:27:03,952 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-28 02:27:03,952 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-28 02:27:03,953 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-28 02:27:03,954 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-28 02:27:03,954 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-28 02:27:03,954 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-28 02:27:03,955 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-28 02:27:03,955 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-28 02:27:03,955 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-28 02:27:03,955 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-28 02:27:03,956 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-28 02:27:03,956 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-28 02:27:03,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-28 02:27:03,956 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-28 02:27:03,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-28 02:27:03,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-28 02:27:03,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-28 02:27:03,957 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-28 02:27:03,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-28 02:27:03,958 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-28 02:27:03,958 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-28 02:27:03,958 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=WIDEST;log-additional-information=true; [2020-08-28 02:27:04,661 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-28 02:27:04,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-28 02:27:04,702 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-28 02:27:04,704 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-28 02:27:04,704 INFO L275 PluginConnector]: CDTParser initialized [2020-08-28 02:27:04,707 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-08-28 02:27:04,804 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7b73f9442/b4d3417757804081a9b389fc50658dd8/FLAGce7560d0e [2020-08-28 02:27:05,555 INFO L306 CDTParser]: Found 1 translation units. [2020-08-28 02:27:05,556 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-08-28 02:27:05,576 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7b73f9442/b4d3417757804081a9b389fc50658dd8/FLAGce7560d0e [2020-08-28 02:27:05,769 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/7b73f9442/b4d3417757804081a9b389fc50658dd8 [2020-08-28 02:27:05,783 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-28 02:27:05,786 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-28 02:27:05,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-28 02:27:05,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-28 02:27:05,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-28 02:27:05,793 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 02:27:05" (1/1) ... [2020-08-28 02:27:05,797 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21715d51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:27:05, skipping insertion in model container [2020-08-28 02:27:05,798 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 02:27:05" (1/1) ... [2020-08-28 02:27:05,807 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-28 02:27:05,884 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-28 02:27:06,627 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-28 02:27:06,645 INFO L203 MainTranslator]: Completed pre-run [2020-08-28 02:27:06,820 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-28 02:27:06,890 INFO L208 MainTranslator]: Completed translation [2020-08-28 02:27:06,890 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:27:06 WrapperNode [2020-08-28 02:27:06,891 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-28 02:27:06,892 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-28 02:27:06,892 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-28 02:27:06,892 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-28 02:27:06,915 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:27:06" (1/1) ... [2020-08-28 02:27:06,915 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:27:06" (1/1) ... [2020-08-28 02:27:06,959 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:27:06" (1/1) ... [2020-08-28 02:27:06,960 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:27:06" (1/1) ... [2020-08-28 02:27:07,057 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:27:06" (1/1) ... [2020-08-28 02:27:07,089 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:27:06" (1/1) ... [2020-08-28 02:27:07,104 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:27:06" (1/1) ... [2020-08-28 02:27:07,116 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-28 02:27:07,117 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-28 02:27:07,117 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-28 02:27:07,117 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-28 02:27:07,118 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:27:06" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-08-28 02:27:07,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-28 02:27:07,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-28 02:27:07,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-08-28 02:27:07,207 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-08-28 02:27:07,208 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-08-28 02:27:07,208 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-08-28 02:27:07,208 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-08-28 02:27:07,208 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-08-28 02:27:07,208 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-08-28 02:27:07,209 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-28 02:27:07,209 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-08-28 02:27:07,209 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-08-28 02:27:07,209 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-08-28 02:27:07,209 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-08-28 02:27:07,210 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-08-28 02:27:07,210 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-08-28 02:27:07,210 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-08-28 02:27:07,210 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-08-28 02:27:07,210 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-08-28 02:27:07,210 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-08-28 02:27:07,211 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-08-28 02:27:07,211 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-08-28 02:27:07,211 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-08-28 02:27:07,211 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-08-28 02:27:07,211 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-08-28 02:27:07,212 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-08-28 02:27:07,212 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-08-28 02:27:07,212 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-08-28 02:27:07,212 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-08-28 02:27:07,212 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-08-28 02:27:07,213 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-08-28 02:27:07,213 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-08-28 02:27:07,213 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-08-28 02:27:07,213 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-08-28 02:27:07,213 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-08-28 02:27:07,213 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-08-28 02:27:07,214 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-08-28 02:27:07,214 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-08-28 02:27:07,214 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-08-28 02:27:07,214 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-08-28 02:27:07,214 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-08-28 02:27:07,215 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-08-28 02:27:07,215 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-08-28 02:27:07,215 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-08-28 02:27:07,215 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-08-28 02:27:07,215 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-08-28 02:27:07,215 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-08-28 02:27:07,216 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-08-28 02:27:07,216 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-08-28 02:27:07,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-08-28 02:27:07,216 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-08-28 02:27:07,216 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-08-28 02:27:07,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-08-28 02:27:07,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-08-28 02:27:07,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-08-28 02:27:07,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-08-28 02:27:07,217 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-08-28 02:27:07,218 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-08-28 02:27:07,218 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-08-28 02:27:07,218 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-08-28 02:27:07,218 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-08-28 02:27:07,218 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-08-28 02:27:07,219 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-08-28 02:27:07,219 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-08-28 02:27:07,219 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-08-28 02:27:07,219 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-08-28 02:27:07,219 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-08-28 02:27:07,219 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-08-28 02:27:07,220 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-08-28 02:27:07,220 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-08-28 02:27:07,220 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-08-28 02:27:07,220 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-08-28 02:27:07,220 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-08-28 02:27:07,221 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-08-28 02:27:07,221 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-08-28 02:27:07,221 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-08-28 02:27:07,221 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-08-28 02:27:07,222 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-08-28 02:27:07,222 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-08-28 02:27:07,222 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-08-28 02:27:07,222 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-08-28 02:27:07,222 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-08-28 02:27:07,223 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-08-28 02:27:07,223 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-08-28 02:27:07,223 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-08-28 02:27:07,223 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-08-28 02:27:07,223 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-08-28 02:27:07,224 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-08-28 02:27:07,224 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-08-28 02:27:07,224 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-08-28 02:27:07,224 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-08-28 02:27:07,224 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-28 02:27:07,225 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-28 02:27:07,225 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-08-28 02:27:07,225 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-08-28 02:27:07,225 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-08-28 02:27:07,225 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-08-28 02:27:07,226 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-08-28 02:27:07,226 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-08-28 02:27:07,226 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-08-28 02:27:07,226 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-08-28 02:27:07,226 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-08-28 02:27:07,226 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-08-28 02:27:07,227 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-08-28 02:27:07,227 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-08-28 02:27:07,227 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-08-28 02:27:07,227 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-08-28 02:27:07,228 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-08-28 02:27:07,228 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-08-28 02:27:07,228 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-08-28 02:27:07,228 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-08-28 02:27:07,228 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-08-28 02:27:07,228 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-28 02:27:07,229 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-08-28 02:27:07,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-28 02:27:07,229 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-08-28 02:27:07,229 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-08-28 02:27:07,229 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-08-28 02:27:07,230 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-08-28 02:27:07,230 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-08-28 02:27:07,230 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-08-28 02:27:07,230 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-08-28 02:27:07,230 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-08-28 02:27:07,231 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-08-28 02:27:07,231 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-08-28 02:27:07,231 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-08-28 02:27:07,231 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-08-28 02:27:07,231 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-08-28 02:27:07,231 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-08-28 02:27:07,232 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-08-28 02:27:07,232 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-08-28 02:27:07,232 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-08-28 02:27:07,232 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-08-28 02:27:07,233 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-08-28 02:27:07,233 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-08-28 02:27:07,233 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-08-28 02:27:07,233 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-08-28 02:27:07,233 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-08-28 02:27:07,234 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-08-28 02:27:07,234 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-08-28 02:27:07,234 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-08-28 02:27:07,234 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-08-28 02:27:07,234 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-08-28 02:27:07,235 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-08-28 02:27:07,235 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-08-28 02:27:07,235 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-08-28 02:27:07,235 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-08-28 02:27:07,235 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-08-28 02:27:07,235 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-08-28 02:27:07,236 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-08-28 02:27:07,236 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-08-28 02:27:07,236 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-08-28 02:27:07,236 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-08-28 02:27:07,236 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-28 02:27:07,237 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-28 02:27:07,237 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-08-28 02:27:07,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-28 02:27:07,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-28 02:27:07,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-28 02:27:07,238 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-28 02:27:07,238 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-08-28 02:27:07,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-28 02:27:07,238 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-08-28 02:27:07,238 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-08-28 02:27:07,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-28 02:27:07,239 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-08-28 02:27:07,239 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-08-28 02:27:07,239 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-08-28 02:27:07,239 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-08-28 02:27:07,240 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-08-28 02:27:07,240 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-08-28 02:27:07,240 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-08-28 02:27:07,240 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-08-28 02:27:07,240 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-08-28 02:27:07,241 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-08-28 02:27:07,241 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-08-28 02:27:07,241 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-08-28 02:27:07,241 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-08-28 02:27:07,241 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-08-28 02:27:07,242 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-08-28 02:27:07,242 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-08-28 02:27:07,242 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-08-28 02:27:07,242 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-08-28 02:27:07,242 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-08-28 02:27:07,243 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-08-28 02:27:07,243 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-08-28 02:27:07,243 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-08-28 02:27:07,243 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-08-28 02:27:07,243 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-08-28 02:27:07,244 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-08-28 02:27:07,244 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-08-28 02:27:07,244 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-08-28 02:27:07,244 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-08-28 02:27:07,244 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-08-28 02:27:07,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-28 02:27:07,245 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-28 02:27:07,245 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-28 02:27:09,236 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-28 02:27:09,236 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-08-28 02:27:09,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.08 02:27:09 BoogieIcfgContainer [2020-08-28 02:27:09,248 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-28 02:27:09,250 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-28 02:27:09,250 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-28 02:27:09,254 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-28 02:27:09,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.08 02:27:05" (1/3) ... [2020-08-28 02:27:09,256 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1082bd18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.08 02:27:09, skipping insertion in model container [2020-08-28 02:27:09,256 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:27:06" (2/3) ... [2020-08-28 02:27:09,256 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1082bd18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.08 02:27:09, skipping insertion in model container [2020-08-28 02:27:09,257 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.08 02:27:09" (3/3) ... [2020-08-28 02:27:09,259 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product03.cil.c [2020-08-28 02:27:09,271 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-28 02:27:09,284 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-28 02:27:09,307 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-28 02:27:09,349 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-28 02:27:09,349 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-28 02:27:09,349 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-28 02:27:09,350 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-28 02:27:09,350 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-28 02:27:09,350 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-28 02:27:09,350 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-28 02:27:09,350 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-28 02:27:09,383 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states. [2020-08-28 02:27:09,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2020-08-28 02:27:09,406 INFO L414 BasicCegarLoop]: Found error trace [2020-08-28 02:27:09,408 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-28 02:27:09,409 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-28 02:27:09,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-28 02:27:09,418 INFO L82 PathProgramCache]: Analyzing trace with hash -1055446932, now seen corresponding path program 1 times [2020-08-28 02:27:09,429 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-28 02:27:09,429 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1148592180] [2020-08-28 02:27:09,430 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-28 02:27:09,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-28 02:27:09,888 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-28 02:27:09,889 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Proof production must be enabled (you can do this via setOption). at de.uni_freiburg.informatik.ultimate.smtinterpol.muses.MusEnumerationScript.getInterpolants(MusEnumerationScript.java:211) at de.uni_freiburg.informatik.ultimate.smtinterpol.muses.MusEnumerationScript.getInterpolants(MusEnumerationScript.java:170) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getInterpolants(ManagedScript.java:191) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:285) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:166) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:326) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:228) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.construct(IpTcStrategyModulePreferences.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-08-28 02:27:09,897 INFO L168 Benchmark]: Toolchain (without parser) took 4110.02 ms. Allocated memory was 140.0 MB in the beginning and 249.0 MB in the end (delta: 109.1 MB). Free memory was 99.8 MB in the beginning and 159.6 MB in the end (delta: -59.8 MB). Peak memory consumption was 49.2 MB. Max. memory is 7.1 GB. [2020-08-28 02:27:09,898 INFO L168 Benchmark]: CDTParser took 1.69 ms. Allocated memory is still 140.0 MB. Free memory was 120.3 MB in the beginning and 120.0 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-28 02:27:09,899 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1104.42 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 99.3 MB in the beginning and 150.5 MB in the end (delta: -51.2 MB). Peak memory consumption was 31.1 MB. Max. memory is 7.1 GB. [2020-08-28 02:27:09,900 INFO L168 Benchmark]: Boogie Preprocessor took 224.61 ms. Allocated memory is still 203.9 MB. Free memory was 150.5 MB in the beginning and 142.3 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. [2020-08-28 02:27:09,901 INFO L168 Benchmark]: RCFGBuilder took 2131.81 ms. Allocated memory was 203.9 MB in the beginning and 249.0 MB in the end (delta: 45.1 MB). Free memory was 142.3 MB in the beginning and 190.6 MB in the end (delta: -48.3 MB). Peak memory consumption was 98.2 MB. Max. memory is 7.1 GB. [2020-08-28 02:27:09,902 INFO L168 Benchmark]: TraceAbstraction took 642.92 ms. Allocated memory is still 249.0 MB. Free memory was 190.6 MB in the beginning and 159.6 MB in the end (delta: 31.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 7.1 GB. [2020-08-28 02:27:09,907 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.69 ms. Allocated memory is still 140.0 MB. Free memory was 120.3 MB in the beginning and 120.0 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1104.42 ms. Allocated memory was 140.0 MB in the beginning and 203.9 MB in the end (delta: 64.0 MB). Free memory was 99.3 MB in the beginning and 150.5 MB in the end (delta: -51.2 MB). Peak memory consumption was 31.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 224.61 ms. Allocated memory is still 203.9 MB. Free memory was 150.5 MB in the beginning and 142.3 MB in the end (delta: 8.2 MB). Peak memory consumption was 8.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2131.81 ms. Allocated memory was 203.9 MB in the beginning and 249.0 MB in the end (delta: 45.1 MB). Free memory was 142.3 MB in the beginning and 190.6 MB in the end (delta: -48.3 MB). Peak memory consumption was 98.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 642.92 ms. Allocated memory is still 249.0 MB. Free memory was 190.6 MB in the beginning and 159.6 MB in the end (delta: 31.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: Proof production must be enabled (you can do this via setOption). de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Proof production must be enabled (you can do this via setOption).: de.uni_freiburg.informatik.ultimate.smtinterpol.muses.MusEnumerationScript.getInterpolants(MusEnumerationScript.java:211) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...