/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 --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.4 --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-c90d42b [2020-09-25 13:03:25,768 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 13:03:25,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 13:03:25,818 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 13:03:25,819 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 13:03:25,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 13:03:25,823 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 13:03:25,831 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 13:03:25,834 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 13:03:25,838 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 13:03:25,839 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 13:03:25,842 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 13:03:25,842 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 13:03:25,845 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 13:03:25,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 13:03:25,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 13:03:25,852 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 13:03:25,853 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 13:03:25,855 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 13:03:25,864 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 13:03:25,866 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 13:03:25,867 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 13:03:25,868 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 13:03:25,869 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 13:03:25,873 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 13:03:25,873 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 13:03:25,873 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 13:03:25,876 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 13:03:25,877 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 13:03:25,887 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 13:03:25,888 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 13:03:25,889 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 13:03:25,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 13:03:25,897 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 13:03:25,899 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 13:03:25,899 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 13:03:25,900 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 13:03:25,900 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 13:03:25,900 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 13:03:25,906 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 13:03:25,907 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 13:03:25,909 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 [2020-09-25 13:03:25,952 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 13:03:25,952 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 13:03:25,955 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 13:03:25,955 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 13:03:25,955 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 13:03:25,955 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 13:03:25,956 INFO L138 SettingsManager]: * sizeof long=4 [2020-09-25 13:03:25,956 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 13:03:25,956 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-09-25 13:03:25,956 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 13:03:25,957 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 13:03:25,958 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 13:03:25,958 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 13:03:25,958 INFO L138 SettingsManager]: * sizeof long double=12 [2020-09-25 13:03:25,958 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 13:03:25,959 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 13:03:25,959 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 13:03:25,959 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 13:03:25,959 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 13:03:25,959 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 13:03:25,960 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 13:03:25,960 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 13:03:25,960 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 13:03:25,960 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 13:03:25,960 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 13:03:25,961 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 13:03:25,961 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 13:03:25,961 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 13:03:25,961 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 13:03:25,961 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.rcfgbuilder: Size of a code block -> SingleStatement 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 -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.4;log-additional-information=true; [2020-09-25 13:03:26,774 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 13:03:26,802 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 13:03:26,817 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 13:03:26,819 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 13:03:26,819 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 13:03:26,821 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-09-25 13:03:26,913 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c8bd72db6/64c8b035cbe24322a60c317753fc3f63/FLAGe491f4e09 [2020-09-25 13:03:27,693 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 13:03:27,699 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec11_product03.cil.c [2020-09-25 13:03:27,736 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c8bd72db6/64c8b035cbe24322a60c317753fc3f63/FLAGe491f4e09 [2020-09-25 13:03:27,868 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c8bd72db6/64c8b035cbe24322a60c317753fc3f63 [2020-09-25 13:03:27,882 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 13:03:27,887 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 13:03:27,888 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 13:03:27,889 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 13:03:27,893 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 13:03:27,894 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 01:03:27" (1/1) ... [2020-09-25 13:03:27,898 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7184f8b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:03:27, skipping insertion in model container [2020-09-25 13:03:27,899 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 01:03:27" (1/1) ... [2020-09-25 13:03:27,907 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 13:03:28,004 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 13:03:28,704 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 13:03:28,724 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 13:03:28,839 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 13:03:28,923 INFO L208 MainTranslator]: Completed translation [2020-09-25 13:03:28,925 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:03:28 WrapperNode [2020-09-25 13:03:28,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 13:03:28,926 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 13:03:28,927 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 13:03:28,927 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 13:03:28,944 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:03:28" (1/1) ... [2020-09-25 13:03:28,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:03:28" (1/1) ... [2020-09-25 13:03:28,978 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:03:28" (1/1) ... [2020-09-25 13:03:28,978 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:03:28" (1/1) ... [2020-09-25 13:03:29,031 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:03:28" (1/1) ... [2020-09-25 13:03:29,053 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:03:28" (1/1) ... [2020-09-25 13:03:29,063 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:03:28" (1/1) ... [2020-09-25 13:03:29,085 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 13:03:29,086 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 13:03:29,086 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 13:03:29,086 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 13:03:29,088 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:03:28" (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 [2020-09-25 13:03:29,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 13:03:29,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 13:03:29,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-09-25 13:03:29,196 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-09-25 13:03:29,196 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-09-25 13:03:29,197 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-09-25 13:03:29,197 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-09-25 13:03:29,198 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-09-25 13:03:29,198 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-09-25 13:03:29,198 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 13:03:29,199 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-09-25 13:03:29,199 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-09-25 13:03:29,199 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-09-25 13:03:29,199 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-09-25 13:03:29,199 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-09-25 13:03:29,201 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-09-25 13:03:29,201 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-09-25 13:03:29,201 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-09-25 13:03:29,202 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-09-25 13:03:29,202 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-09-25 13:03:29,202 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-09-25 13:03:29,203 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-09-25 13:03:29,203 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-09-25 13:03:29,203 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-09-25 13:03:29,204 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-09-25 13:03:29,205 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-09-25 13:03:29,205 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-09-25 13:03:29,205 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-09-25 13:03:29,206 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-09-25 13:03:29,206 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-09-25 13:03:29,206 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-09-25 13:03:29,206 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-09-25 13:03:29,207 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-09-25 13:03:29,207 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-09-25 13:03:29,207 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-09-25 13:03:29,207 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-09-25 13:03:29,208 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-09-25 13:03:29,208 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-09-25 13:03:29,208 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-09-25 13:03:29,208 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-09-25 13:03:29,209 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Base [2020-09-25 13:03:29,209 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-09-25 13:03:29,209 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-09-25 13:03:29,209 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-09-25 13:03:29,209 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-09-25 13:03:29,210 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-09-25 13:03:29,210 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-09-25 13:03:29,210 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-09-25 13:03:29,210 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-09-25 13:03:29,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-09-25 13:03:29,211 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-09-25 13:03:29,211 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-09-25 13:03:29,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-09-25 13:03:29,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-09-25 13:03:29,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-09-25 13:03:29,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-09-25 13:03:29,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-09-25 13:03:29,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-09-25 13:03:29,213 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-09-25 13:03:29,213 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-09-25 13:03:29,213 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-09-25 13:03:29,213 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-09-25 13:03:29,214 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-09-25 13:03:29,214 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-09-25 13:03:29,215 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-09-25 13:03:29,215 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-09-25 13:03:29,215 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-09-25 13:03:29,215 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-09-25 13:03:29,216 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-09-25 13:03:29,217 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-09-25 13:03:29,217 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-09-25 13:03:29,219 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-09-25 13:03:29,220 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-09-25 13:03:29,220 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-09-25 13:03:29,220 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-09-25 13:03:29,220 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-09-25 13:03:29,221 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-09-25 13:03:29,221 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-09-25 13:03:29,221 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-09-25 13:03:29,221 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-09-25 13:03:29,222 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-09-25 13:03:29,222 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-09-25 13:03:29,223 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-09-25 13:03:29,223 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-09-25 13:03:29,223 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-09-25 13:03:29,223 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-09-25 13:03:29,224 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-09-25 13:03:29,224 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-09-25 13:03:29,224 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-09-25 13:03:29,224 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-09-25 13:03:29,224 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-09-25 13:03:29,225 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 13:03:29,225 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 13:03:29,225 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-09-25 13:03:29,225 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-09-25 13:03:29,226 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-09-25 13:03:29,226 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-09-25 13:03:29,226 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-09-25 13:03:29,226 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-09-25 13:03:29,226 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-09-25 13:03:29,227 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-09-25 13:03:29,227 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-09-25 13:03:29,227 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-09-25 13:03:29,227 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-09-25 13:03:29,227 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-09-25 13:03:29,227 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-09-25 13:03:29,228 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-09-25 13:03:29,228 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-09-25 13:03:29,228 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-09-25 13:03:29,228 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-09-25 13:03:29,228 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-09-25 13:03:29,229 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-09-25 13:03:29,229 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 13:03:29,229 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-09-25 13:03:29,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 13:03:29,230 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-09-25 13:03:29,230 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-09-25 13:03:29,231 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-09-25 13:03:29,231 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-09-25 13:03:29,232 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-09-25 13:03:29,232 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-09-25 13:03:29,233 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-09-25 13:03:29,233 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-09-25 13:03:29,234 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-09-25 13:03:29,234 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-09-25 13:03:29,235 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-09-25 13:03:29,236 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-09-25 13:03:29,240 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-09-25 13:03:29,240 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-09-25 13:03:29,241 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-09-25 13:03:29,242 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-09-25 13:03:29,242 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-09-25 13:03:29,242 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-09-25 13:03:29,242 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-09-25 13:03:29,244 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-09-25 13:03:29,244 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-09-25 13:03:29,244 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-09-25 13:03:29,244 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-09-25 13:03:29,245 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-09-25 13:03:29,245 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-09-25 13:03:29,245 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-09-25 13:03:29,245 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-09-25 13:03:29,246 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-09-25 13:03:29,255 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-09-25 13:03:29,255 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-09-25 13:03:29,255 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-09-25 13:03:29,255 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-09-25 13:03:29,256 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Base [2020-09-25 13:03:29,256 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptAutoResponder_spec__1 [2020-09-25 13:03:29,256 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-09-25 13:03:29,256 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-09-25 13:03:29,258 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-09-25 13:03:29,258 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-09-25 13:03:29,258 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 13:03:29,259 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 13:03:29,259 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-09-25 13:03:29,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 13:03:29,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 13:03:29,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 13:03:29,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 13:03:29,261 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-09-25 13:03:29,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 13:03:29,261 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-09-25 13:03:29,261 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-09-25 13:03:29,262 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 13:03:29,262 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-09-25 13:03:29,262 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-09-25 13:03:29,262 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-09-25 13:03:29,262 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-09-25 13:03:29,263 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-09-25 13:03:29,263 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-09-25 13:03:29,263 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-09-25 13:03:29,263 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-09-25 13:03:29,263 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-09-25 13:03:29,264 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-09-25 13:03:29,264 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-09-25 13:03:29,264 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-09-25 13:03:29,264 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-09-25 13:03:29,264 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-09-25 13:03:29,265 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-09-25 13:03:29,265 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-09-25 13:03:29,265 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-09-25 13:03:29,265 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-09-25 13:03:29,265 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-09-25 13:03:29,266 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-09-25 13:03:29,266 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-09-25 13:03:29,266 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-09-25 13:03:29,266 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-09-25 13:03:29,266 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-09-25 13:03:29,266 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-09-25 13:03:29,267 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-09-25 13:03:29,267 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-09-25 13:03:29,267 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-09-25 13:03:29,267 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-09-25 13:03:29,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 13:03:29,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 13:03:29,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 13:03:31,756 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 13:03:31,756 INFO L295 CfgBuilder]: Removed 4 assume(true) statements. [2020-09-25 13:03:31,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 01:03:31 BoogieIcfgContainer [2020-09-25 13:03:31,767 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 13:03:31,768 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 13:03:31,768 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 13:03:31,772 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 13:03:31,772 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 01:03:27" (1/3) ... [2020-09-25 13:03:31,773 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16f11b9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 01:03:31, skipping insertion in model container [2020-09-25 13:03:31,773 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 01:03:28" (2/3) ... [2020-09-25 13:03:31,774 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16f11b9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 01:03:31, skipping insertion in model container [2020-09-25 13:03:31,774 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 01:03:31" (3/3) ... [2020-09-25 13:03:31,776 INFO L109 eAbstractionObserver]: Analyzing ICFG email_spec11_product03.cil.c [2020-09-25 13:03:31,788 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 13:03:31,800 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 13:03:31,823 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 13:03:31,858 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 13:03:31,858 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 13:03:31,859 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 13:03:31,859 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 13:03:31,859 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 13:03:31,859 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 13:03:31,859 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 13:03:31,859 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 13:03:31,895 INFO L276 IsEmpty]: Start isEmpty. Operand 578 states. [2020-09-25 13:03:31,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2020-09-25 13:03:31,928 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 13:03:31,930 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 13:03:31,931 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 13:03:31,939 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 13:03:31,939 INFO L82 PathProgramCache]: Analyzing trace with hash -1063984080, now seen corresponding path program 1 times [2020-09-25 13:03:31,951 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 13:03:31,952 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1396400205] [2020-09-25 13:03:31,952 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 13:03:32,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:03:32,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:32,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:33,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:34,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:37,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:03:37,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 447 [2020-09-25 13:03:37,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-09-25 13:03:37,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-09-25 13:03:37,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:03:37,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:03:37,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-09-25 13:03:37,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 196 [2020-09-25 13:03:37,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 206 [2020-09-25 13:03:37,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-25 13:03:39,503 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 499 [2020-09-25 13:03:39,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 13:03:39,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:03:39,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:39,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:03:39,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 143 [2020-09-25 13:03:39,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:03:39,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 201 [2020-09-25 13:03:39,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:03:39,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:03:39,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:03:39,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:03:39,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:03:39,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:03:39,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-09-25 13:03:39,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:03:39,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:39,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:03:39,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 13:03:39,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:03:39,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:03:39,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:03:39,834 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:03:39,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:03:39,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:03:39,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:03:39,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:03:39,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-09-25 13:03:39,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:03:39,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:39,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:03:39,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 13:03:39,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:03:39,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:03:39,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:03:39,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:03:39,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:03:39,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:03:39,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:03:39,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:03:39,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-09-25 13:03:39,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:03:39,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:39,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:03:39,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 13:03:39,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:03:39,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 13:03:39,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:03:39,853 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:03:39,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:03:39,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:03:39,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:03:39,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:03:39,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-09-25 13:03:39,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:03:39,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:39,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:39,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:41,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:03:41,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-09-25 13:03:41,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 13:03:41,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1452 [2020-09-25 13:03:41,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:03:41,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:03:41,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:03:41,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:03:41,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-09-25 13:03:41,369 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:03:41,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 13:03:41,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:03:41,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:41,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:03:41,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 13:03:41,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:03:41,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 13:03:41,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:03:41,442 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:03:41,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:03:41,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:03:41,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:03:41,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:03:41,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 13:03:41,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:03:41,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:41,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:03:41,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:03:41,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:03:41,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-25 13:03:41,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:03:41,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:03:41,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:03:41,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:03:41,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:03:41,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:03:41,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-25 13:03:41,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:03:41,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:41,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:41,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:03:41,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 13:03:41,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 13:03:41,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-09-25 13:03:41,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:03:41,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:03:41,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:03:41,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:03:41,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-25 13:03:41,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:03:41,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 13:03:41,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:03:41,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:41,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:03:41,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:03:41,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:03:41,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 13:03:41,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:03:41,541 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:03:41,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:03:41,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:03:41,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:03:41,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:03:41,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-09-25 13:03:41,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:03:41,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:41,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:03:41,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-09-25 13:03:41,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:03:41,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-25 13:03:41,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:03:41,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:03:41,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:03:41,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:03:41,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-25 13:03:41,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:03:41,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 13:03:41,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:03:41,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:41,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:03:41,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:03:41,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:03:41,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 13:03:41,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:03:41,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:03:41,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:03:41,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:03:41,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:03:41,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:03:41,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2020-09-25 13:03:41,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:03:41,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:41,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:03:41,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-25 13:03:41,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:03:41,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-09-25 13:03:41,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:03:41,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:03:41,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-25 13:03:41,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:03:41,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-09-25 13:03:41,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:03:41,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2020-09-25 13:03:41,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:03:41,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:41,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:03:41,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:03:41,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:03:41,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-25 13:03:41,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:03:41,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:03:41,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:03:41,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:03:41,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 13:03:41,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:03:41,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-25 13:03:41,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:03:41,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:41,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:03:41,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:03:41,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:03:41,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-09-25 13:03:41,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:03:41,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:03:41,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 13:03:41,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:03:41,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-25 13:03:41,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 13:03:41,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2020-09-25 13:03:41,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:03:41,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:42,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:03:42,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 13:03:42,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:03:42,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 13:03:42,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:03:42,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:03:42,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:03:42,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:03:42,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-25 13:03:42,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:03:42,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2020-09-25 13:03:42,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:03:42,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:42,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:03:42,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:03:42,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:03:42,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-09-25 13:03:42,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:03:42,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:03:42,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:03:42,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:03:42,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 13:03:42,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:03:42,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2020-09-25 13:03:42,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:03:42,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:42,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:03:42,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 13:03:42,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:03:42,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-09-25 13:03:42,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:03:42,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:03:42,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 13:03:42,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:03:42,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-25 13:03:42,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:03:42,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2020-09-25 13:03:42,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:03:42,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:42,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:03:42,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-09-25 13:03:42,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:03:42,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 13:03:42,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:03:42,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:03:42,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 13:03:42,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:03:42,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-09-25 13:03:42,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:03:42,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 13:03:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:03:42,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:42,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:03:42,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 13:03:42,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:03:42,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-09-25 13:03:42,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:03:42,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:03:42,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:03:42,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 13:03:42,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:03:42,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:03:42,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 341 [2020-09-25 13:03:42,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:03:42,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:42,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:03:42,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 13:03:42,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:03:42,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-25 13:03:42,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:03:42,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:03:42,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-09-25 13:03:42,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-09-25 13:03:42,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-09-25 13:03:42,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:03:42,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 369 [2020-09-25 13:03:42,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 13:03:42,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 13:03:42,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 13:03:42,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 13:03:42,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 13:03:42,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 13:03:42,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-09-25 13:03:42,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.4 [2020-09-25 13:03:42,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 13:03:42,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 9 [2020-09-25 13:03:42,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 13:03:42,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 13:03:42,895 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2020-09-25 13:03:42,897 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1396400205] [2020-09-25 13:03:42,900 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 13:03:42,901 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [25] imperfect sequences [] total 25 [2020-09-25 13:03:42,902 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1006950250] [2020-09-25 13:03:42,918 INFO L459 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-09-25 13:03:42,919 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 13:03:42,947 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-09-25 13:03:42,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=544, Unknown=0, NotChecked=0, Total=600 [2020-09-25 13:03:42,954 INFO L87 Difference]: Start difference. First operand 578 states. Second operand 25 states. [2020-09-25 13:03:45,416 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 504 [2020-09-25 13:03:48,370 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 504 [2020-09-25 13:03:52,278 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 507 [2020-09-25 13:03:54,258 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 510 [2020-09-25 13:03:56,838 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 507 [2020-09-25 13:03:59,432 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 507 [2020-09-25 13:04:03,537 WARN L193 SmtUtils]: Spent 1.50 s on a formula simplification that was a NOOP. DAG size: 506 [2020-09-25 13:04:05,138 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 508 [2020-09-25 13:04:06,845 WARN L193 SmtUtils]: Spent 1.51 s on a formula simplification that was a NOOP. DAG size: 507 [2020-09-25 13:04:08,489 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 510 [2020-09-25 13:04:10,069 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 507 [2020-09-25 13:04:11,634 WARN L193 SmtUtils]: Spent 1.47 s on a formula simplification that was a NOOP. DAG size: 507 [2020-09-25 13:04:13,254 WARN L193 SmtUtils]: Spent 1.52 s on a formula simplification that was a NOOP. DAG size: 510 [2020-09-25 13:04:15,136 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 507 [2020-09-25 13:04:16,726 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 508 [2020-09-25 13:04:20,896 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification that was a NOOP. DAG size: 501 [2020-09-25 13:04:23,766 WARN L193 SmtUtils]: Spent 1.48 s on a formula simplification that was a NOOP. DAG size: 503