/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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 SequenceOfStatements --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=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/email_spec9_product15.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 11:17:07,654 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 11:17:07,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 11:17:07,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 11:17:07,719 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 11:17:07,726 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 11:17:07,729 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 11:17:07,734 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 11:17:07,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 11:17:07,745 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 11:17:07,747 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 11:17:07,749 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 11:17:07,750 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 11:17:07,753 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 11:17:07,757 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 11:17:07,759 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 11:17:07,760 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 11:17:07,764 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 11:17:07,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 11:17:07,775 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 11:17:07,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 11:17:07,782 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 11:17:07,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 11:17:07,785 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 11:17:07,798 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 11:17:07,798 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 11:17:07,798 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 11:17:07,799 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 11:17:07,800 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 11:17:07,801 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 11:17:07,801 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 11:17:07,802 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 11:17:07,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 11:17:07,804 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 11:17:07,805 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 11:17:07,805 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 11:17:07,806 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 11:17:07,806 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 11:17:07,807 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 11:17:07,808 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 11:17:07,808 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 11:17:07,810 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 [2020-10-29 11:17:07,836 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 11:17:07,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 11:17:07,838 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 11:17:07,839 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 11:17:07,839 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 11:17:07,839 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 11:17:07,839 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 11:17:07,840 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 11:17:07,840 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 11:17:07,840 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 11:17:07,840 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 11:17:07,840 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 11:17:07,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 11:17:07,841 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 11:17:07,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 11:17:07,841 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 11:17:07,841 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 11:17:07,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 11:17:07,842 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 11:17:07,842 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 11:17:07,842 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 11:17:07,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 11:17:07,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 11:17:07,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 11:17:07,843 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 11:17:07,844 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 11:17:07,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 11:17:07,844 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 11:17:07,844 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 11:17:07,844 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 11:17:08,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 11:17:08,260 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 11:17:08,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 11:17:08,265 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 11:17:08,266 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 11:17:08,267 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec9_product15.cil.c [2020-10-29 11:17:08,368 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4e1f68224/fe2d27ff8cc24547938175db8f40d430/FLAGb468fbe5a [2020-10-29 11:17:09,345 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 11:17:09,347 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec9_product15.cil.c [2020-10-29 11:17:09,384 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4e1f68224/fe2d27ff8cc24547938175db8f40d430/FLAGb468fbe5a [2020-10-29 11:17:09,454 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/4e1f68224/fe2d27ff8cc24547938175db8f40d430 [2020-10-29 11:17:09,457 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 11:17:09,464 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 11:17:09,466 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 11:17:09,466 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 11:17:09,470 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 11:17:09,471 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:17:09" (1/1) ... [2020-10-29 11:17:09,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d4d73b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:17:09, skipping insertion in model container [2020-10-29 11:17:09,478 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 11:17:09" (1/1) ... [2020-10-29 11:17:09,487 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 11:17:09,546 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 11:17:10,307 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:17:10,321 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 11:17:10,493 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 11:17:10,594 INFO L208 MainTranslator]: Completed translation [2020-10-29 11:17:10,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:17:10 WrapperNode [2020-10-29 11:17:10,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 11:17:10,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 11:17:10,597 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 11:17:10,597 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 11:17:10,610 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:17:10" (1/1) ... [2020-10-29 11:17:10,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:17:10" (1/1) ... [2020-10-29 11:17:10,653 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:17:10" (1/1) ... [2020-10-29 11:17:10,654 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:17:10" (1/1) ... [2020-10-29 11:17:10,746 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:17:10" (1/1) ... [2020-10-29 11:17:10,763 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:17:10" (1/1) ... [2020-10-29 11:17:10,776 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:17:10" (1/1) ... [2020-10-29 11:17:10,794 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 11:17:10,795 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 11:17:10,795 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 11:17:10,796 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 11:17:10,797 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:17:10" (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 [2020-10-29 11:17:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 11:17:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 11:17:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-29 11:17:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 11:17:10,894 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-29 11:17:10,895 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-29 11:17:10,895 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-29 11:17:10,895 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-29 11:17:10,895 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-29 11:17:10,895 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-29 11:17:10,895 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-29 11:17:10,896 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-29 11:17:10,896 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-29 11:17:10,896 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-29 11:17:10,896 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-29 11:17:10,896 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-29 11:17:10,896 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-29 11:17:10,896 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-29 11:17:10,897 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-29 11:17:10,897 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-29 11:17:10,897 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-29 11:17:10,897 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-29 11:17:10,897 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-29 11:17:10,897 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-29 11:17:10,898 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-29 11:17:10,898 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-29 11:17:10,898 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-29 11:17:10,898 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-29 11:17:10,898 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-29 11:17:10,898 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-29 11:17:10,899 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-29 11:17:10,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-29 11:17:10,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-29 11:17:10,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-29 11:17:10,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-29 11:17:10,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-29 11:17:10,899 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-29 11:17:10,900 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-29 11:17:10,900 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-29 11:17:10,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-29 11:17:10,900 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-29 11:17:10,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-29 11:17:10,900 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-29 11:17:10,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-29 11:17:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-29 11:17:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-29 11:17:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-29 11:17:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-29 11:17:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-29 11:17:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-29 11:17:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-29 11:17:10,902 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-29 11:17:10,902 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-29 11:17:10,902 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-29 11:17:10,902 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-29 11:17:10,902 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-29 11:17:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-29 11:17:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-29 11:17:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-29 11:17:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-29 11:17:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-29 11:17:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-29 11:17:10,903 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-29 11:17:10,904 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-29 11:17:10,904 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-29 11:17:10,904 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-29 11:17:10,904 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-29 11:17:10,904 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-29 11:17:10,904 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Keys [2020-10-29 11:17:10,905 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-29 11:17:10,905 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-29 11:17:10,905 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__Encrypt [2020-10-29 11:17:10,905 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AutoResponder [2020-10-29 11:17:10,905 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-29 11:17:10,905 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-29 11:17:10,906 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-29 11:17:10,906 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-29 11:17:10,906 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-29 11:17:10,906 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-29 11:17:10,906 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-29 11:17:10,906 INFO L138 BoogieDeclarations]: Found implementation of procedure isKeyPairValid [2020-10-29 11:17:10,907 INFO L138 BoogieDeclarations]: Found implementation of procedure generateKeyPair [2020-10-29 11:17:10,907 INFO L138 BoogieDeclarations]: Found implementation of procedure autoRespond [2020-10-29 11:17:10,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__1 [2020-10-29 11:17:10,907 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__EncryptForward_spec__2 [2020-10-29 11:17:10,907 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob__wrappee__Base [2020-10-29 11:17:10,907 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-29 11:17:10,907 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh__wrappee__Base [2020-10-29 11:17:10,908 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-29 11:17:10,908 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck__wrappee__Base [2020-10-29 11:17:10,908 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-29 11:17:10,908 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-29 11:17:10,908 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-29 11:17:10,908 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-29 11:17:10,909 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 11:17:10,909 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAdd [2020-10-29 11:17:10,909 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAdd [2020-10-29 11:17:10,909 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyAddChuck [2020-10-29 11:17:10,909 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyAddChuck [2020-10-29 11:17:10,909 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAdd [2020-10-29 11:17:10,909 INFO L138 BoogieDeclarations]: Found implementation of procedure chuckKeyAddRjh [2020-10-29 11:17:10,910 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhDeletePrivateKey [2020-10-29 11:17:10,910 INFO L138 BoogieDeclarations]: Found implementation of procedure bobKeyChange [2020-10-29 11:17:10,910 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhKeyChange [2020-10-29 11:17:10,910 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhSetAutoRespond [2020-10-29 11:17:10,910 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail__wrappee__Keys [2020-10-29 11:17:10,910 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-29 11:17:10,910 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable__wrappee__Keys [2020-10-29 11:17:10,911 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-29 11:17:10,911 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-29 11:17:10,911 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-29 11:17:10,911 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 11:17:10,911 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 11:17:10,911 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 11:17:10,912 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 11:17:10,912 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 11:17:10,912 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-29 11:17:10,912 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-29 11:17:10,912 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-29 11:17:10,912 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-29 11:17:10,912 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-29 11:17:10,913 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-29 11:17:10,913 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-29 11:17:10,913 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-29 11:17:10,913 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-29 11:17:10,913 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-29 11:17:10,913 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-29 11:17:10,914 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-29 11:17:10,914 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-29 11:17:10,914 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-29 11:17:10,914 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-29 11:17:10,914 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-29 11:17:10,914 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-29 11:17:10,914 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-29 11:17:10,915 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-29 11:17:10,915 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-29 11:17:10,915 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-29 11:17:10,915 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-29 11:17:10,915 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-29 11:17:10,915 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-29 11:17:10,915 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-29 11:17:10,916 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAdd [2020-10-29 11:17:10,916 INFO L130 BoogieDeclarations]: Found specification of procedure rjhSetAutoRespond [2020-10-29 11:17:10,916 INFO L130 BoogieDeclarations]: Found specification of procedure rjhDeletePrivateKey [2020-10-29 11:17:10,916 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAdd [2020-10-29 11:17:10,916 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAddRjh [2020-10-29 11:17:10,916 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyChange [2020-10-29 11:17:10,916 INFO L130 BoogieDeclarations]: Found specification of procedure chuckKeyAdd [2020-10-29 11:17:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyChange [2020-10-29 11:17:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-29 11:17:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-29 11:17:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-29 11:17:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-29 11:17:10,917 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-29 11:17:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-29 11:17:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-29 11:17:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-29 11:17:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-29 11:17:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 11:17:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-29 11:17:10,918 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-29 11:17:10,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 11:17:10,919 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-29 11:17:10,919 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-29 11:17:10,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 11:17:10,919 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-29 11:17:10,919 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-29 11:17:10,919 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-29 11:17:10,919 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-29 11:17:10,920 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-29 11:17:10,920 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-29 11:17:10,920 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-29 11:17:10,920 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-29 11:17:10,920 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-29 11:17:10,920 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-29 11:17:10,920 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-29 11:17:10,921 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-29 11:17:10,921 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-29 11:17:10,921 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-29 11:17:10,921 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-29 11:17:10,921 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-29 11:17:10,921 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-29 11:17:10,921 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-29 11:17:10,922 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-29 11:17:10,922 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-29 11:17:10,922 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-29 11:17:10,922 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-29 11:17:10,922 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-29 11:17:10,922 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-29 11:17:10,922 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-29 11:17:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-29 11:17:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-29 11:17:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-29 11:17:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-29 11:17:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-29 11:17:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-29 11:17:10,923 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-29 11:17:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-29 11:17:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-29 11:17:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-29 11:17:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-29 11:17:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-29 11:17:10,924 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-29 11:17:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-29 11:17:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-29 11:17:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-29 11:17:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-29 11:17:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-29 11:17:10,925 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-29 11:17:10,926 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-29 11:17:10,926 INFO L130 BoogieDeclarations]: Found specification of procedure isKeyPairValid [2020-10-29 11:17:10,926 INFO L130 BoogieDeclarations]: Found specification of procedure generateKeyPair [2020-10-29 11:17:10,926 INFO L130 BoogieDeclarations]: Found specification of procedure autoRespond [2020-10-29 11:17:10,926 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__2 [2020-10-29 11:17:10,926 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Keys [2020-10-29 11:17:10,926 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__Encrypt [2020-10-29 11:17:10,927 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AutoResponder [2020-10-29 11:17:10,927 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__EncryptForward_spec__1 [2020-10-29 11:17:10,927 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-29 11:17:10,927 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-29 11:17:10,927 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-29 11:17:10,927 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-29 11:17:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-29 11:17:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 11:17:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure bobKeyAddChuck [2020-10-29 11:17:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure rjhKeyAddChuck [2020-10-29 11:17:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob__wrappee__Base [2020-10-29 11:17:10,928 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh__wrappee__Base [2020-10-29 11:17:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck__wrappee__Base [2020-10-29 11:17:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-29 11:17:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-29 11:17:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-29 11:17:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure printMail__wrappee__Keys [2020-10-29 11:17:10,929 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable__wrappee__Keys [2020-10-29 11:17:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 11:17:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 11:17:10,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 11:17:13,370 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 11:17:13,370 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-29 11:17:13,374 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:17:13 BoogieIcfgContainer [2020-10-29 11:17:13,374 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 11:17:13,376 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 11:17:13,376 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 11:17:13,380 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 11:17:13,380 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 11:17:09" (1/3) ... [2020-10-29 11:17:13,383 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@170d5217 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:17:13, skipping insertion in model container [2020-10-29 11:17:13,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 11:17:10" (2/3) ... [2020-10-29 11:17:13,384 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@170d5217 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 11:17:13, skipping insertion in model container [2020-10-29 11:17:13,384 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 11:17:13" (3/3) ... [2020-10-29 11:17:13,386 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec9_product15.cil.c [2020-10-29 11:17:13,401 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 11:17:13,408 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-29 11:17:13,424 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-29 11:17:13,475 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 11:17:13,475 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 11:17:13,476 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 11:17:13,476 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 11:17:13,476 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 11:17:13,477 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 11:17:13,477 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 11:17:13,481 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 11:17:13,528 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states. [2020-10-29 11:17:13,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2020-10-29 11:17:13,564 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:17:13,565 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:17:13,566 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:17:13,575 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:17:13,576 INFO L82 PathProgramCache]: Analyzing trace with hash -878894714, now seen corresponding path program 1 times [2020-10-29 11:17:13,587 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:17:13,587 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [692036902] [2020-10-29 11:17:13,588 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:17:14,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:14,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:14,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:14,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:16,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:16,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:18,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:19,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:19,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 218 [2020-10-29 11:17:19,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 11:17:19,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5057 [2020-10-29 11:17:19,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:19,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:19,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 25 [2020-10-29 11:17:19,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-29 11:17:19,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 165 [2020-10-29 11:17:19,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 11:17:21,536 WARN L193 SmtUtils]: Spent 2.06 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-29 11:17:21,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:17:21,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:21,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:21,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:21,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:17:21,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:21,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 150 [2020-10-29 11:17:21,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:21,723 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:21,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:17:21,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:21,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-29 11:17:21,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:21,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:17:21,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:21,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:21,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:21,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:17:21,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:21,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:17:21,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:21,766 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:21,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:17:21,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:21,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:17:21,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:21,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:17:21,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:21,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:21,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:21,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:17:21,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:21,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:17:21,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:21,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:21,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:17:21,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:21,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-29 11:17:21,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:21,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:17:21,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:21,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:21,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:21,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:17:21,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:21,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:17:21,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:21,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:21,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:17:21,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:21,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-29 11:17:21,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:21,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:17:21,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:21,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:21,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:21,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:22,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:26,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:26,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:26,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:26,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-29 11:17:26,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 11:17:26,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 11:17:26,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:26,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:26,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:17:26,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:26,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-29 11:17:26,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:17:26,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:17:26,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:26,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:26,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:26,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 11:17:26,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:26,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-29 11:17:26,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:26,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:26,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:26,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:26,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:26,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:27,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:17:27,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:27,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:27,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:27,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:17:27,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:27,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:17:27,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:27,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:27,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:27,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:27,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:27,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:27,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:17:27,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:27,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:27,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:27,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:27,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:27,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:17:27,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:27,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:27,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:27,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:27,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:27,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:27,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:17:27,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:27,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:27,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:27,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:27,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:27,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:17:27,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:27,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:27,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:27,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:27,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:27,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:27,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 11:17:27,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:27,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:27,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:27,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:27,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 11:17:27,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:17:27,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 113 [2020-10-29 11:17:27,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:27,197 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:27,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:17:27,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:27,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-29 11:17:27,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:27,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:17:27,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:27,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:27,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:27,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:17:27,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:27,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:17:27,299 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:27,299 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:27,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:17:27,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:27,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 11:17:27,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:27,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:17:27,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:27,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:27,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:27,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:27,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:27,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:17:27,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:27,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:27,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:27,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:27,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:27,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:17:27,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:17:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:27,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:27,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:27,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:27,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:27,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:17:27,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:27,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:27,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:17:27,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:27,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:17:27,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:27,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 11:17:27,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:27,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:27,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:27,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 11:17:27,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:27,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 11:17:27,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:27,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:27,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:17:27,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:27,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 11:17:27,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:27,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:17:27,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:27,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:27,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:27,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:17:27,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:27,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:17:27,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:27,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:27,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:27,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:27,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:27,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:27,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:17:27,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:27,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:27,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:27,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:27,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:27,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:17:27,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:27,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:27,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:27,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:27,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:27,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:27,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:17:27,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:27,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:27,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:27,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:27,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:27,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:17:27,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:27,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:27,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:27,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:27,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:27,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:27,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-29 11:17:27,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:27,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:27,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:27,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 11:17:27,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:27,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 11:17:27,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:27,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:27,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 11:17:27,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:27,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 11:17:27,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:27,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:17:27,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:27,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:27,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:27,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:27,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:27,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:17:27,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:27,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:27,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:17:27,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:27,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:17:27,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:27,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:17:27,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:27,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:27,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:27,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:27,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:27,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:17:27,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:27,679 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:27,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:17:27,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:27,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:17:27,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:27,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-29 11:17:27,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:27,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:27,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:27,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:27,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:27,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 11:17:27,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:27,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:27,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:17:27,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:17:27,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 11:17:27,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:27,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-29 11:17:27,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:27,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:27,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:27,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 11:17:27,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:27,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:17:27,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:27,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:27,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 11:17:27,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 11:17:27,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:17:27,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:27,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-29 11:17:27,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:27,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:27,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:27,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:27,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:27,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:17:27,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:27,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:27,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:27,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:17:27,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:27,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:27,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2020-10-29 11:17:27,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:27,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:27,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:27,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:27,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:27,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:17:27,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:27,902 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:27,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:27,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:17:27,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:27,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:27,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2020-10-29 11:17:27,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:17:27,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:17:27,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:17:27,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:17:27,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:17:27,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:17:27,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:17:27,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:17:27,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:17:27,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:17:27,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:17:27,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:17:28,010 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-29 11:17:28,010 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [692036902] [2020-10-29 11:17:28,013 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:17:28,013 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2020-10-29 11:17:28,014 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090445019] [2020-10-29 11:17:28,019 INFO L461 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-10-29 11:17:28,020 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:17:28,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-10-29 11:17:28,035 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=743, Unknown=0, NotChecked=0, Total=812 [2020-10-29 11:17:28,037 INFO L87 Difference]: Start difference. First operand 474 states. Second operand 29 states. [2020-10-29 11:17:33,822 WARN L193 SmtUtils]: Spent 2.19 s on a formula simplification that was a NOOP. DAG size: 576 [2020-10-29 11:17:37,392 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-29 11:17:42,461 WARN L193 SmtUtils]: Spent 4.34 s on a formula simplification. DAG size of input: 582 DAG size of output: 580 [2020-10-29 11:17:47,229 WARN L193 SmtUtils]: Spent 4.62 s on a formula simplification. DAG size of input: 584 DAG size of output: 582 [2020-10-29 11:17:51,904 WARN L193 SmtUtils]: Spent 4.45 s on a formula simplification. DAG size of input: 580 DAG size of output: 578 [2020-10-29 11:17:57,259 WARN L193 SmtUtils]: Spent 4.63 s on a formula simplification. DAG size of input: 583 DAG size of output: 581 [2020-10-29 11:18:04,447 WARN L193 SmtUtils]: Spent 4.36 s on a formula simplification. DAG size of input: 583 DAG size of output: 581 [2020-10-29 11:18:09,026 WARN L193 SmtUtils]: Spent 4.35 s on a formula simplification. DAG size of input: 586 DAG size of output: 584 [2020-10-29 11:18:13,681 WARN L193 SmtUtils]: Spent 4.28 s on a formula simplification. DAG size of input: 583 DAG size of output: 581 [2020-10-29 11:18:20,136 WARN L193 SmtUtils]: Spent 4.34 s on a formula simplification. DAG size of input: 583 DAG size of output: 581 [2020-10-29 11:18:26,603 WARN L193 SmtUtils]: Spent 4.29 s on a formula simplification. DAG size of input: 582 DAG size of output: 580 [2020-10-29 11:18:29,530 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 576 [2020-10-29 11:18:34,077 WARN L193 SmtUtils]: Spent 4.33 s on a formula simplification. DAG size of input: 584 DAG size of output: 582 [2020-10-29 11:18:38,596 WARN L193 SmtUtils]: Spent 4.28 s on a formula simplification. DAG size of input: 582 DAG size of output: 580 [2020-10-29 11:18:43,239 WARN L193 SmtUtils]: Spent 4.34 s on a formula simplification. DAG size of input: 585 DAG size of output: 583 [2020-10-29 11:18:47,944 WARN L193 SmtUtils]: Spent 4.33 s on a formula simplification. DAG size of input: 585 DAG size of output: 583 [2020-10-29 11:18:53,222 WARN L193 SmtUtils]: Spent 4.35 s on a formula simplification. DAG size of input: 585 DAG size of output: 583 [2020-10-29 11:18:57,866 WARN L193 SmtUtils]: Spent 4.31 s on a formula simplification. DAG size of input: 583 DAG size of output: 581 [2020-10-29 11:19:02,430 WARN L193 SmtUtils]: Spent 4.41 s on a formula simplification. DAG size of input: 586 DAG size of output: 584 [2020-10-29 11:19:07,079 WARN L193 SmtUtils]: Spent 4.30 s on a formula simplification. DAG size of input: 584 DAG size of output: 582 [2020-10-29 11:19:14,209 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-29 11:19:16,584 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-29 11:19:20,455 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-29 11:19:24,412 WARN L193 SmtUtils]: Spent 2.15 s on a formula simplification that was a NOOP. DAG size: 578 [2020-10-29 11:19:26,935 WARN L193 SmtUtils]: Spent 2.18 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-29 11:19:29,250 WARN L193 SmtUtils]: Spent 2.19 s on a formula simplification that was a NOOP. DAG size: 580 [2020-10-29 11:19:44,989 WARN L193 SmtUtils]: Spent 4.59 s on a formula simplification. DAG size of input: 585 DAG size of output: 583 [2020-10-29 11:20:08,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:20:08,825 INFO L93 Difference]: Finished difference Result 1921 states and 2886 transitions. [2020-10-29 11:20:08,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2020-10-29 11:20:08,829 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 146 [2020-10-29 11:20:08,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:20:08,866 INFO L225 Difference]: With dead ends: 1921 [2020-10-29 11:20:08,866 INFO L226 Difference]: Without dead ends: 1524 [2020-10-29 11:20:08,887 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 145 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7941 ImplicationChecksByTransitivity, 111.2s TimeCoverageRelationStatistics Valid=3494, Invalid=17968, Unknown=0, NotChecked=0, Total=21462 [2020-10-29 11:20:08,910 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1524 states. [2020-10-29 11:20:09,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1524 to 1037. [2020-10-29 11:20:09,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1037 states. [2020-10-29 11:20:09,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1037 states to 1037 states and 1418 transitions. [2020-10-29 11:20:09,523 INFO L78 Accepts]: Start accepts. Automaton has 1037 states and 1418 transitions. Word has length 146 [2020-10-29 11:20:09,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:20:09,525 INFO L481 AbstractCegarLoop]: Abstraction has 1037 states and 1418 transitions. [2020-10-29 11:20:09,525 INFO L482 AbstractCegarLoop]: Interpolant automaton has 29 states. [2020-10-29 11:20:09,525 INFO L276 IsEmpty]: Start isEmpty. Operand 1037 states and 1418 transitions. [2020-10-29 11:20:09,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-29 11:20:09,531 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:20:09,532 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 11:20:09,532 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 11:20:09,533 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:20:09,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:20:09,533 INFO L82 PathProgramCache]: Analyzing trace with hash -1082964697, now seen corresponding path program 1 times [2020-10-29 11:20:09,534 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:20:09,534 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1942958579] [2020-10-29 11:20:09,534 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:20:09,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:09,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:09,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:09,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:09,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:10,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:10,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:14,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:14,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-29 11:20:14,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 11:20:14,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5096 [2020-10-29 11:20:14,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:14,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:14,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:20:14,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-10-29 11:20:14,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 11:20:14,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:20:16,856 WARN L193 SmtUtils]: Spent 2.07 s on a formula simplification that was a NOOP. DAG size: 574 [2020-10-29 11:20:16,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 11:20:16,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:16,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:16,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:16,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:20:16,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:16,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-29 11:20:16,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:16,923 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:16,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:16,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:16,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:16,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:16,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:20:16,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:16,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:16,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:16,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:20:16,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:16,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:20:16,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:16,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:16,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:16,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:16,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:16,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:16,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 11:20:16,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:16,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:16,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:16,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-29 11:20:16,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:16,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:20:16,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:16,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:16,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:16,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:16,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:16,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:16,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-29 11:20:16,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:16,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:16,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:16,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 11:20:16,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:16,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 11:20:16,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:16,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:16,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:16,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:16,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:16,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:17,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-29 11:20:17,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:17,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:17,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:17,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:17,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:22,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:22,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 89 [2020-10-29 11:20:22,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 11:20:22,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 11:20:22,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:22,040 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:22,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:20:22,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-29 11:20:22,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 11:20:22,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:20:22,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:22,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:22,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:22,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:22,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 11:20:22,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:22,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:20:22,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:22,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:22,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:22,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:22,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:22,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:20:22,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:22,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:22,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:22,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:22,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:20:22,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:22,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 11:20:22,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:22,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:22,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:22,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:22,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:22,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:20:22,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:22,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:22,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:22,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:22,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:22,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:22,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:22,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:22,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:22,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:22,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:22,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:22,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:22,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:20:22,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:22,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:22,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:22,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:22,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:22,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:22,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:22,236 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:22,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:22,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:22,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:22,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 11:20:22,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-10-29 11:20:22,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:22,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:22,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:22,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:22,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 11:20:22,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 11:20:22,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 123 [2020-10-29 11:20:22,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:22,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:22,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:20:22,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 11:20:22,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 11:20:22,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:22,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:22,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:22,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:22,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:22,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:20:22,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:22,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 11:20:22,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:22,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:22,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 11:20:22,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:22,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-29 11:20:22,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:22,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:22,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:22,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:22,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:22,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:22,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:22,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:22,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:22,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:22,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:22,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:22,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:22,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:22,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:20:22,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:22,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:22,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:22,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:22,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:22,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:20:22,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:22,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:22,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 11:20:22,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:22,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 11:20:22,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:22,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-29 11:20:22,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:22,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:22,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:22,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 11:20:22,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:22,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 11:20:22,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:22,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:22,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:22,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-29 11:20:22,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:22,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:22,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:22,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:22,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:22,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:22,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-29 11:20:22,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:22,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 11:20:22,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:22,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:22,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:22,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:22,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:22,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:22,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:22,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:22,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:22,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:22,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:22,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:22,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:22,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:22,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:22,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:22,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:22,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:22,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:22,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 11:20:22,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:22,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:22,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:22,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:22,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:22,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:22,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:22,531 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:22,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:22,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:22,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:22,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:22,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-29 11:20:22,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:22,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:22,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:22,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-29 11:20:22,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:22,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 11:20:22,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:22,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:22,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:22,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-29 11:20:22,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:22,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:22,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-29 11:20:22,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:22,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:22,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:22,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:22,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:22,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:22,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:22,612 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:22,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:22,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:22,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:22,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:22,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 11:20:22,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:22,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:22,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:22,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:22,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:22,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:22,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:22,647 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:22,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:22,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 11:20:22,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:22,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:22,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-29 11:20:22,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:22,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:22,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:22,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 11:20:22,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:22,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:22,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:22,653 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:22,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:22,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:20:22,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:22,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:22,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-29 11:20:22,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:22,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:22,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:22,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 11:20:22,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:22,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:22,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:22,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:22,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:22,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-29 11:20:22,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:22,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:22,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-29 11:20:22,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:22,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:22,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:22,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:22,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:22,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:22,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:22,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:22,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:22,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:20:22,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:22,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:22,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-29 11:20:22,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:22,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:22,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:22,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:22,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:22,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:22,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:22,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:22,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:22,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:20:22,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:22,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:22,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-29 11:20:22,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:22,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:22,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:22,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 11:20:22,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 11:20:22,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 11:20:22,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:22,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:22,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 11:20:22,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 11:20:22,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 11:20:22,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 11:20:22,748 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-29 11:20:22,748 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1942958579] [2020-10-29 11:20:22,748 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 11:20:22,749 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-29 11:20:22,749 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796051414] [2020-10-29 11:20:22,752 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-29 11:20:22,752 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 11:20:22,753 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-29 11:20:22,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=169, Unknown=0, NotChecked=0, Total=210 [2020-10-29 11:20:22,753 INFO L87 Difference]: Start difference. First operand 1037 states and 1418 transitions. Second operand 15 states. [2020-10-29 11:20:26,788 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 577 [2020-10-29 11:20:29,258 WARN L193 SmtUtils]: Spent 2.13 s on a formula simplification that was a NOOP. DAG size: 576 [2020-10-29 11:20:31,447 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-29 11:20:34,012 WARN L193 SmtUtils]: Spent 2.14 s on a formula simplification that was a NOOP. DAG size: 579 [2020-10-29 11:20:50,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 11:20:50,641 INFO L93 Difference]: Finished difference Result 2480 states and 3566 transitions. [2020-10-29 11:20:50,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-29 11:20:50,642 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 148 [2020-10-29 11:20:50,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 11:20:50,656 INFO L225 Difference]: With dead ends: 2480 [2020-10-29 11:20:50,656 INFO L226 Difference]: Without dead ends: 1492 [2020-10-29 11:20:50,662 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 11.9s TimeCoverageRelationStatistics Valid=343, Invalid=1139, Unknown=0, NotChecked=0, Total=1482 [2020-10-29 11:20:50,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1492 states. [2020-10-29 11:20:51,184 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1492 to 1041. [2020-10-29 11:20:51,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1041 states. [2020-10-29 11:20:51,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1041 states to 1041 states and 1423 transitions. [2020-10-29 11:20:51,191 INFO L78 Accepts]: Start accepts. Automaton has 1041 states and 1423 transitions. Word has length 148 [2020-10-29 11:20:51,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 11:20:51,192 INFO L481 AbstractCegarLoop]: Abstraction has 1041 states and 1423 transitions. [2020-10-29 11:20:51,192 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-29 11:20:51,192 INFO L276 IsEmpty]: Start isEmpty. Operand 1041 states and 1423 transitions. [2020-10-29 11:20:51,197 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-29 11:20:51,197 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 11:20:51,197 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 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] [2020-10-29 11:20:51,198 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 11:20:51,198 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 11:20:51,198 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 11:20:51,199 INFO L82 PathProgramCache]: Analyzing trace with hash 133954642, now seen corresponding path program 1 times [2020-10-29 11:20:51,199 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 11:20:51,199 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [341208749] [2020-10-29 11:20:51,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 11:20:51,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 11:20:51,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:51,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:51,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:51,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:51,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:53,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:53,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 11:20:56,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 11:20:56,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-29 11:20:56,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 11:20:56,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5038 [2020-10-29 11:20:56,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 11:20:56,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 11:20:56,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 11:20:56,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-29 11:20:56,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 11:20:56,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0