/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=DEEPEST --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_spec0_product09.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 21:08:49,885 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 21:08:49,889 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 21:08:49,944 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 21:08:49,944 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 21:08:49,953 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 21:08:49,955 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 21:08:49,960 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 21:08:49,964 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 21:08:49,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 21:08:49,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 21:08:49,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 21:08:49,974 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 21:08:49,978 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 21:08:49,980 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 21:08:49,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 21:08:49,982 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 21:08:49,986 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 21:08:49,994 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 21:08:50,021 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 21:08:50,024 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 21:08:50,025 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 21:08:50,026 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 21:08:50,028 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 21:08:50,033 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 21:08:50,034 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 21:08:50,034 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 21:08:50,046 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 21:08:50,050 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 21:08:50,051 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 21:08:50,054 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 21:08:50,055 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 21:08:50,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 21:08:50,058 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 21:08:50,062 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 21:08:50,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 21:08:50,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 21:08:50,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 21:08:50,064 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 21:08:50,070 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 21:08:50,071 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 21:08:50,073 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 [2020-10-27 21:08:50,123 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 21:08:50,123 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 21:08:50,127 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 21:08:50,128 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 21:08:50,128 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 21:08:50,128 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 21:08:50,128 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 21:08:50,129 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 21:08:50,129 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 21:08:50,129 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 21:08:50,130 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 21:08:50,131 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 21:08:50,131 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 21:08:50,131 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 21:08:50,131 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 21:08:50,131 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 21:08:50,132 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 21:08:50,132 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 21:08:50,132 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 21:08:50,132 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 21:08:50,132 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 21:08:50,133 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:08:50,133 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 21:08:50,133 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 21:08:50,133 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 21:08:50,134 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 21:08:50,134 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 21:08:50,134 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 21:08:50,134 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 21:08:50,134 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 21:08:50,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 21:08:50,539 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 21:08:50,543 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 21:08:50,545 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 21:08:50,546 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 21:08:50,547 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/email_spec0_product09.cil.c [2020-10-27 21:08:50,624 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/469e02f03/ece030df7e694a93aa5a5339a19b46cb/FLAG21cd6bc99 [2020-10-27 21:08:51,371 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 21:08:51,374 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/email_spec0_product09.cil.c [2020-10-27 21:08:51,407 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/469e02f03/ece030df7e694a93aa5a5339a19b46cb/FLAG21cd6bc99 [2020-10-27 21:08:51,555 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/469e02f03/ece030df7e694a93aa5a5339a19b46cb [2020-10-27 21:08:51,561 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 21:08:51,570 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 21:08:51,575 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 21:08:51,575 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 21:08:51,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 21:08:51,581 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:08:51" (1/1) ... [2020-10-27 21:08:51,585 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@369f7adb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:08:51, skipping insertion in model container [2020-10-27 21:08:51,585 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:08:51" (1/1) ... [2020-10-27 21:08:51,594 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 21:08:51,688 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 21:08:52,316 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:08:52,328 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 21:08:52,471 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:08:52,549 INFO L208 MainTranslator]: Completed translation [2020-10-27 21:08:52,549 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:08:52 WrapperNode [2020-10-27 21:08:52,549 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 21:08:52,551 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 21:08:52,551 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 21:08:52,551 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 21:08:52,564 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:08:52" (1/1) ... [2020-10-27 21:08:52,565 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:08:52" (1/1) ... [2020-10-27 21:08:52,594 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:08:52" (1/1) ... [2020-10-27 21:08:52,595 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:08:52" (1/1) ... [2020-10-27 21:08:52,686 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:08:52" (1/1) ... [2020-10-27 21:08:52,722 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:08:52" (1/1) ... [2020-10-27 21:08:52,744 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:08:52" (1/1) ... [2020-10-27 21:08:52,774 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 21:08:52,780 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 21:08:52,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 21:08:52,780 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 21:08:52,781 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:08:52" (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 [2020-10-27 21:08:52,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 21:08:52,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 21:08:52,896 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 21:08:52,896 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 21:08:52,896 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 21:08:52,896 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 21:08:52,896 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 21:08:52,897 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 21:08:52,897 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 21:08:52,897 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bob [2020-10-27 21:08:52,897 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_rjh [2020-10-27 21:08:52,897 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_chuck [2020-10-27 21:08:52,897 INFO L138 BoogieDeclarations]: Found implementation of procedure bobToRjh [2020-10-27 21:08:52,898 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhToBob [2020-10-27 21:08:52,898 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 21:08:52,898 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 21:08:52,898 INFO L138 BoogieDeclarations]: Found implementation of procedure bobSetAddressBook [2020-10-27 21:08:52,898 INFO L138 BoogieDeclarations]: Found implementation of procedure rjhEnableForwarding [2020-10-27 21:08:52,898 INFO L138 BoogieDeclarations]: Found implementation of procedure initEmail [2020-10-27 21:08:52,899 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailId [2020-10-27 21:08:52,899 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailId [2020-10-27 21:08:52,899 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailFrom [2020-10-27 21:08:52,899 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailFrom [2020-10-27 21:08:52,899 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailTo [2020-10-27 21:08:52,899 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailTo [2020-10-27 21:08:52,900 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSubject [2020-10-27 21:08:52,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSubject [2020-10-27 21:08:52,900 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailBody [2020-10-27 21:08:52,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailBody [2020-10-27 21:08:52,900 INFO L138 BoogieDeclarations]: Found implementation of procedure isEncrypted [2020-10-27 21:08:52,900 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsEncrypted [2020-10-27 21:08:52,900 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailEncryptionKey [2020-10-27 21:08:52,901 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailEncryptionKey [2020-10-27 21:08:52,901 INFO L138 BoogieDeclarations]: Found implementation of procedure isSigned [2020-10-27 21:08:52,901 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSigned [2020-10-27 21:08:52,901 INFO L138 BoogieDeclarations]: Found implementation of procedure getEmailSignKey [2020-10-27 21:08:52,901 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailSignKey [2020-10-27 21:08:52,901 INFO L138 BoogieDeclarations]: Found implementation of procedure isVerified [2020-10-27 21:08:52,902 INFO L138 BoogieDeclarations]: Found implementation of procedure setEmailIsSignatureVerified [2020-10-27 21:08:52,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 21:08:52,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 21:08:52,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 21:08:52,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 21:08:52,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 21:08:52,902 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 21:08:52,903 INFO L138 BoogieDeclarations]: Found implementation of procedure initClient [2020-10-27 21:08:52,903 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientName [2020-10-27 21:08:52,903 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientName [2020-10-27 21:08:52,903 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientOutbuffer [2020-10-27 21:08:52,903 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientOutbuffer [2020-10-27 21:08:52,903 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookSize [2020-10-27 21:08:52,904 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookSize [2020-10-27 21:08:52,904 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientAddressBookEntry [2020-10-27 21:08:52,904 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAlias [2020-10-27 21:08:52,904 INFO L138 BoogieDeclarations]: Found implementation of procedure findClientAddressBookAlias [2020-10-27 21:08:52,904 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAlias [2020-10-27 21:08:52,904 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAddressBookAddress [2020-10-27 21:08:52,904 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAddressBookAddress [2020-10-27 21:08:52,905 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientAutoResponse [2020-10-27 21:08:52,905 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientAutoResponse [2020-10-27 21:08:52,905 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientPrivateKey [2020-10-27 21:08:52,905 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientPrivateKey [2020-10-27 21:08:52,905 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringSize [2020-10-27 21:08:52,905 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringSize [2020-10-27 21:08:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure createClientKeyringEntry [2020-10-27 21:08:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringUser [2020-10-27 21:08:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringUser [2020-10-27 21:08:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientKeyringPublicKey [2020-10-27 21:08:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure findPublicKey [2020-10-27 21:08:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientKeyringPublicKey [2020-10-27 21:08:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientForwardReceiver [2020-10-27 21:08:52,907 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientForwardReceiver [2020-10-27 21:08:52,907 INFO L138 BoogieDeclarations]: Found implementation of procedure getClientId [2020-10-27 21:08:52,907 INFO L138 BoogieDeclarations]: Found implementation of procedure setClientId [2020-10-27 21:08:52,907 INFO L138 BoogieDeclarations]: Found implementation of procedure mail [2020-10-27 21:08:52,907 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing__wrappee__Base [2020-10-27 21:08:52,907 INFO L138 BoogieDeclarations]: Found implementation of procedure outgoing [2020-10-27 21:08:52,908 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver [2020-10-27 21:08:52,908 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming__wrappee__AddressBook [2020-10-27 21:08:52,908 INFO L138 BoogieDeclarations]: Found implementation of procedure incoming [2020-10-27 21:08:52,908 INFO L138 BoogieDeclarations]: Found implementation of procedure createClient [2020-10-27 21:08:52,908 INFO L138 BoogieDeclarations]: Found implementation of procedure sendEmail [2020-10-27 21:08:52,908 INFO L138 BoogieDeclarations]: Found implementation of procedure queue [2020-10-27 21:08:52,909 INFO L138 BoogieDeclarations]: Found implementation of procedure is_queue_empty [2020-10-27 21:08:52,909 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_client [2020-10-27 21:08:52,909 INFO L138 BoogieDeclarations]: Found implementation of procedure get_queued_email [2020-10-27 21:08:52,909 INFO L138 BoogieDeclarations]: Found implementation of procedure sendToAddressBook [2020-10-27 21:08:52,909 INFO L138 BoogieDeclarations]: Found implementation of procedure forward [2020-10-27 21:08:52,909 INFO L138 BoogieDeclarations]: Found implementation of procedure printMail [2020-10-27 21:08:52,909 INFO L138 BoogieDeclarations]: Found implementation of procedure isReadable [2020-10-27 21:08:52,910 INFO L138 BoogieDeclarations]: Found implementation of procedure cloneEmail [2020-10-27 21:08:52,910 INFO L138 BoogieDeclarations]: Found implementation of procedure createEmail [2020-10-27 21:08:52,910 INFO L138 BoogieDeclarations]: Found implementation of procedure prompt [2020-10-27 21:08:52,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 21:08:52,910 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__DecryptForward_spec__1 [2020-10-27 21:08:52,910 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 21:08:52,911 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 21:08:52,911 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 21:08:52,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 21:08:52,911 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 21:08:52,911 INFO L130 BoogieDeclarations]: Found specification of procedure rjhEnableForwarding [2020-10-27 21:08:52,911 INFO L130 BoogieDeclarations]: Found specification of procedure bobSetAddressBook [2020-10-27 21:08:52,912 INFO L130 BoogieDeclarations]: Found specification of procedure bobToRjh [2020-10-27 21:08:52,912 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 21:08:52,912 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 21:08:52,912 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 21:08:52,912 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 21:08:52,912 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 21:08:52,912 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 21:08:52,913 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-10-27 21:08:52,913 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookSize [2020-10-27 21:08:52,913 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAlias [2020-10-27 21:08:52,913 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAddressBookAddress [2020-10-27 21:08:52,913 INFO L130 BoogieDeclarations]: Found specification of procedure setClientForwardReceiver [2020-10-27 21:08:52,913 INFO L130 BoogieDeclarations]: Found specification of procedure setClientId [2020-10-27 21:08:52,913 INFO L130 BoogieDeclarations]: Found specification of procedure is_queue_empty [2020-10-27 21:08:52,914 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_client [2020-10-27 21:08:52,914 INFO L130 BoogieDeclarations]: Found specification of procedure get_queued_email [2020-10-27 21:08:52,914 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing [2020-10-27 21:08:52,914 INFO L130 BoogieDeclarations]: Found specification of procedure sendEmail [2020-10-27 21:08:52,914 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bob [2020-10-27 21:08:52,914 INFO L130 BoogieDeclarations]: Found specification of procedure setup_rjh [2020-10-27 21:08:52,914 INFO L130 BoogieDeclarations]: Found specification of procedure setup_chuck [2020-10-27 21:08:52,915 INFO L130 BoogieDeclarations]: Found specification of procedure rjhToBob [2020-10-27 21:08:52,915 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 21:08:52,915 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 21:08:52,915 INFO L130 BoogieDeclarations]: Found specification of procedure initEmail [2020-10-27 21:08:52,915 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailId [2020-10-27 21:08:52,915 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailId [2020-10-27 21:08:52,915 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailFrom [2020-10-27 21:08:52,916 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailFrom [2020-10-27 21:08:52,916 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailTo [2020-10-27 21:08:52,916 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailTo [2020-10-27 21:08:52,916 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSubject [2020-10-27 21:08:52,916 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSubject [2020-10-27 21:08:52,916 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailBody [2020-10-27 21:08:52,916 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailBody [2020-10-27 21:08:52,917 INFO L130 BoogieDeclarations]: Found specification of procedure isEncrypted [2020-10-27 21:08:52,917 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsEncrypted [2020-10-27 21:08:52,917 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailEncryptionKey [2020-10-27 21:08:52,917 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailEncryptionKey [2020-10-27 21:08:52,917 INFO L130 BoogieDeclarations]: Found specification of procedure isSigned [2020-10-27 21:08:52,917 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSigned [2020-10-27 21:08:52,918 INFO L130 BoogieDeclarations]: Found specification of procedure getEmailSignKey [2020-10-27 21:08:52,918 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailSignKey [2020-10-27 21:08:52,918 INFO L130 BoogieDeclarations]: Found specification of procedure isVerified [2020-10-27 21:08:52,918 INFO L130 BoogieDeclarations]: Found specification of procedure setEmailIsSignatureVerified [2020-10-27 21:08:52,918 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 21:08:52,918 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 21:08:52,918 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 21:08:52,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 21:08:52,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 21:08:52,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 21:08:52,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 21:08:52,919 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 21:08:52,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 21:08:52,919 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 21:08:52,920 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 21:08:52,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 21:08:52,920 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 21:08:52,920 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 21:08:52,920 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 21:08:52,920 INFO L130 BoogieDeclarations]: Found specification of procedure initClient [2020-10-27 21:08:52,920 INFO L130 BoogieDeclarations]: Found specification of procedure getClientName [2020-10-27 21:08:52,921 INFO L130 BoogieDeclarations]: Found specification of procedure setClientName [2020-10-27 21:08:52,921 INFO L130 BoogieDeclarations]: Found specification of procedure getClientOutbuffer [2020-10-27 21:08:52,921 INFO L130 BoogieDeclarations]: Found specification of procedure setClientOutbuffer [2020-10-27 21:08:52,921 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookSize [2020-10-27 21:08:52,921 INFO L130 BoogieDeclarations]: Found specification of procedure createClientAddressBookEntry [2020-10-27 21:08:52,921 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAlias [2020-10-27 21:08:52,921 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAddressBookAddress [2020-10-27 21:08:52,921 INFO L130 BoogieDeclarations]: Found specification of procedure getClientAutoResponse [2020-10-27 21:08:52,922 INFO L130 BoogieDeclarations]: Found specification of procedure setClientAutoResponse [2020-10-27 21:08:52,922 INFO L130 BoogieDeclarations]: Found specification of procedure getClientPrivateKey [2020-10-27 21:08:52,922 INFO L130 BoogieDeclarations]: Found specification of procedure setClientPrivateKey [2020-10-27 21:08:52,922 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringSize [2020-10-27 21:08:52,922 INFO L130 BoogieDeclarations]: Found specification of procedure createClientKeyringEntry [2020-10-27 21:08:52,922 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringUser [2020-10-27 21:08:52,922 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringUser [2020-10-27 21:08:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure getClientKeyringPublicKey [2020-10-27 21:08:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringPublicKey [2020-10-27 21:08:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure getClientForwardReceiver [2020-10-27 21:08:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure getClientId [2020-10-27 21:08:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure findPublicKey [2020-10-27 21:08:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure findClientAddressBookAlias [2020-10-27 21:08:52,923 INFO L130 BoogieDeclarations]: Found specification of procedure setClientKeyringSize [2020-10-27 21:08:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure printMail [2020-10-27 21:08:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure createEmail [2020-10-27 21:08:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure queue [2020-10-27 21:08:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure mail [2020-10-27 21:08:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure deliver [2020-10-27 21:08:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure incoming [2020-10-27 21:08:52,924 INFO L130 BoogieDeclarations]: Found specification of procedure createClient [2020-10-27 21:08:52,925 INFO L130 BoogieDeclarations]: Found specification of procedure sendToAddressBook [2020-10-27 21:08:52,925 INFO L130 BoogieDeclarations]: Found specification of procedure forward [2020-10-27 21:08:52,925 INFO L130 BoogieDeclarations]: Found specification of procedure outgoing__wrappee__Base [2020-10-27 21:08:52,925 INFO L130 BoogieDeclarations]: Found specification of procedure incoming__wrappee__AddressBook [2020-10-27 21:08:52,925 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__DecryptForward_spec__1 [2020-10-27 21:08:52,925 INFO L130 BoogieDeclarations]: Found specification of procedure isReadable [2020-10-27 21:08:52,925 INFO L130 BoogieDeclarations]: Found specification of procedure cloneEmail [2020-10-27 21:08:52,926 INFO L130 BoogieDeclarations]: Found specification of procedure prompt [2020-10-27 21:08:52,926 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 21:08:52,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 21:08:52,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 21:08:52,926 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 21:08:55,030 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 21:08:55,030 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-27 21:08:55,035 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:08:55 BoogieIcfgContainer [2020-10-27 21:08:55,035 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 21:08:55,038 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 21:08:55,038 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 21:08:55,043 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 21:08:55,044 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 09:08:51" (1/3) ... [2020-10-27 21:08:55,045 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@718eff0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:08:55, skipping insertion in model container [2020-10-27 21:08:55,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:08:52" (2/3) ... [2020-10-27 21:08:55,045 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@718eff0a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:08:55, skipping insertion in model container [2020-10-27 21:08:55,045 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:08:55" (3/3) ... [2020-10-27 21:08:55,047 INFO L111 eAbstractionObserver]: Analyzing ICFG email_spec0_product09.cil.c [2020-10-27 21:08:55,061 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 21:08:55,067 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 21:08:55,080 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 21:08:55,110 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 21:08:55,110 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 21:08:55,111 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 21:08:55,111 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 21:08:55,111 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 21:08:55,111 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 21:08:55,111 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 21:08:55,111 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 21:08:55,137 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states. [2020-10-27 21:08:55,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2020-10-27 21:08:55,154 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:08:55,156 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:08:55,156 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]=== [2020-10-27 21:08:55,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:08:55,163 INFO L82 PathProgramCache]: Analyzing trace with hash 380292248, now seen corresponding path program 1 times [2020-10-27 21:08:55,172 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:08:55,173 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1361947127] [2020-10-27 21:08:55,173 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:08:55,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:08:55,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:55,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:56,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:57,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:08:58,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:00,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:00,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 212 [2020-10-27 21:09:00,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:09:00,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5050 [2020-10-27 21:09:00,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:00,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:00,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-27 21:09:00,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:00,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 21:09:02,624 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 21:09:02,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:09:02,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:02,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:02,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:02,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:09:02,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:02,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-27 21:09:02,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:02,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:02,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:02,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:02,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:02,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:09:02,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:02,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:02,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:02,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:09:02,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:02,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:02,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:02,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:02,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:02,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:02,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:02,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:09:02,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:02,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:02,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:02,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:09:02,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:02,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:02,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:02,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:02,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:02,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:02,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:02,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:09:02,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:02,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:02,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:02,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:09:02,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:02,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:02,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:02,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:02,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:02,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:02,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:02,877 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2020-10-27 21:09:02,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:09:02,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:02,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:02,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:02,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:03,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:03,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 50 [2020-10-27 21:09:03,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 21:09:03,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 611 [2020-10-27 21:09:03,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:03,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:09:03,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-27 21:09:03,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 21:09:03,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:03,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:09:03,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:03,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:03,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:03,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:09:03,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:03,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:09:03,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:03,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:03,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:03,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:03,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:03,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:09:03,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:03,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:03,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:03,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:03,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:03,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:03,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:03,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:03,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:03,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:03,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:03,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:09:03,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:03,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:03,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:03,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:09:03,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:03,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:09:03,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:03,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:03,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:03,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:03,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:03,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:09:03,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:03,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:03,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:03,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:03,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:03,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:09:03,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:03,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:03,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:03,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:03,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:09:03,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 21:09:03,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:03,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:03,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:03,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:09:03,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:03,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 21:09:03,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:03,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:09:03,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:09:03,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 21:09:03,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:03,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:09:03,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:03,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:03,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:03,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:03,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:03,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:09:03,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:03,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:09:03,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:03,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:09:03,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:03,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2020-10-27 21:09:03,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:03,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:03,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:03,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:09:03,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:03,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:09:03,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:03,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:03,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:09:03,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:03,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:03,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:09:03,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:03,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:03,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:03,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:03,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:03,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:03,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:03,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:03,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:03,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:03,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:03,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:09:03,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:03,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:03,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:03,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:03,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:03,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:09:03,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:03,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:03,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:03,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:03,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 21 [2020-10-27 21:09:03,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 21:09:03,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:03,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:03,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:03,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:03,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:03,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:03,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:03,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:03,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:09:03,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:03,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:03,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 21:09:03,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:03,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:03,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:03,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:03,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:03,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:03,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:03,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:03,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:09:03,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:03,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:03,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-27 21:09:03,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:03,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:03,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:03,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:03,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:03,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:03,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:03,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:03,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:09:03,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:03,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:03,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 21:09:03,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:03,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:03,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:03,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:03,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:03,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:09:03,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:03,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:03,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:09:03,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:03,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:03,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 21:09:03,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:03,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:03,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:03,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:09:03,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:03,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:09:03,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:03,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:03,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 21:09:03,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:03,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:03,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:09:03,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:03,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:03,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:03,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:09:03,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:03,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:09:03,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:03,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:03,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:03,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:03,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:03,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 21:09:03,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:03,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:03,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:03,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:03,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:03,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:03,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:03,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:03,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:09:03,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:03,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:09:03,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 21:09:03,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:03,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:03,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:03,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:03,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:03,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:09:03,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:03,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:03,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:09:03,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:03,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:03,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-27 21:09:03,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:03,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:03,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:03,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:09:03,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:03,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:09:03,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:03,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:03,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:09:03,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:03,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:04,035 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-27 21:09:04,037 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1361947127] [2020-10-27 21:09:04,039 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:09:04,040 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 21:09:04,040 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [91795690] [2020-10-27 21:09:04,048 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 21:09:04,048 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:09:04,062 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 21:09:04,063 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2020-10-27 21:09:04,065 INFO L87 Difference]: Start difference. First operand 325 states. Second operand 13 states. [2020-10-27 21:09:07,079 WARN L193 SmtUtils]: Spent 1.86 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 21:09:09,477 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 531 [2020-10-27 21:09:11,318 WARN L193 SmtUtils]: Spent 1.79 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 21:09:13,198 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 21:09:24,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:09:24,145 INFO L93 Difference]: Finished difference Result 806 states and 1208 transitions. [2020-10-27 21:09:24,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-27 21:09:24,148 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 140 [2020-10-27 21:09:24,148 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:09:24,169 INFO L225 Difference]: With dead ends: 806 [2020-10-27 21:09:24,169 INFO L226 Difference]: Without dead ends: 477 [2020-10-27 21:09:24,179 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 255 ImplicationChecksByTransitivity, 10.0s TimeCoverageRelationStatistics Valid=274, Invalid=916, Unknown=0, NotChecked=0, Total=1190 [2020-10-27 21:09:24,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 477 states. [2020-10-27 21:09:24,409 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 477 to 309. [2020-10-27 21:09:24,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 309 states. [2020-10-27 21:09:24,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 309 states and 412 transitions. [2020-10-27 21:09:24,416 INFO L78 Accepts]: Start accepts. Automaton has 309 states and 412 transitions. Word has length 140 [2020-10-27 21:09:24,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:09:24,416 INFO L481 AbstractCegarLoop]: Abstraction has 309 states and 412 transitions. [2020-10-27 21:09:24,416 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 21:09:24,417 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 412 transitions. [2020-10-27 21:09:24,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2020-10-27 21:09:24,422 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:09:24,423 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:09:24,423 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 21:09:24,423 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]=== [2020-10-27 21:09:24,424 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:09:24,424 INFO L82 PathProgramCache]: Analyzing trace with hash -1586941838, now seen corresponding path program 1 times [2020-10-27 21:09:24,424 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:09:24,424 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1594208221] [2020-10-27 21:09:24,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:09:24,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:24,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:24,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:24,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:25,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:27,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:29,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:29,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 214 [2020-10-27 21:09:29,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:09:29,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-27 21:09:29,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:29,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:09:29,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 82 [2020-10-27 21:09:29,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 21:09:29,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 21:09:31,390 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 21:09:31,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:09:31,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:31,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:31,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:31,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:09:31,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:31,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 21:09:31,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:31,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:31,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:31,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:31,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:31,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:09:31,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:31,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:31,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:31,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:09:31,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:31,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:09:31,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:31,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:31,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:31,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:31,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:31,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:09:31,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:31,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:31,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:31,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:09:31,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:31,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:09:31,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:31,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:31,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:31,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:31,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:31,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:09:31,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:31,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:31,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:31,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:09:31,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:31,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:31,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:31,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:31,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:31,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:31,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:31,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:09:31,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:31,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:31,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:31,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:31,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:31,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-27 21:09:31,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 21:09:31,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 386 [2020-10-27 21:09:31,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:31,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:09:31,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-27 21:09:31,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 21:09:31,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:31,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:09:31,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:31,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:31,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:31,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:09:31,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:31,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:09:31,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:31,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:31,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:31,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:31,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:31,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:09:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:31,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:32,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:32,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:32,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:32,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-27 21:09:32,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:32,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:32,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:32,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:32,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:32,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:09:32,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:32,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:32,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:32,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:09:32,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:32,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:09:32,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:32,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:32,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:32,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:32,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:32,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:09:32,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:32,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:32,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:32,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:32,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:32,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:32,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:32,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:32,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:32,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:32,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:32,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 21:09:32,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:32,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:32,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:32,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:09:32,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:32,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-27 21:09:32,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:32,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:09:32,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:09:32,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:09:32,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:32,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:09:32,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:32,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:32,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:32,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:09:32,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:32,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 21:09:32,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:32,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:09:32,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:32,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:09:32,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:32,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-10-27 21:09:32,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:32,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:32,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:32,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:09:32,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:32,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:09:32,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:32,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:32,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:09:32,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:32,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:32,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:09:32,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:32,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:32,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:32,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:32,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:32,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:32,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:32,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:32,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:32,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:32,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:32,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:09:32,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:32,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:32,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:32,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:32,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:32,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:32,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:32,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:32,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:32,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:32,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:32,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 21:09:32,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:32,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:32,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:32,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:32,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:32,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:32,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:32,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:32,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:09:32,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:32,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:32,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-27 21:09:32,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:32,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:32,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:32,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:32,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:32,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:32,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:32,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:32,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:09:32,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:32,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:32,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 21:09:32,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:32,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:32,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:32,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:32,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:32,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:32,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:32,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:32,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:09:32,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:32,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:32,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 21:09:32,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:32,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:32,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:32,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:32,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:32,292 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:32,292 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:32,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:32,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:09:32,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:32,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:32,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 21:09:32,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:32,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:32,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:32,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:09:32,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:32,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:09:32,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:32,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:32,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 21:09:32,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:32,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:32,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:09:32,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:32,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:32,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:32,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:09:32,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:32,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:32,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:32,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:32,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:32,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:32,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:32,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 21:09:32,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:32,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:32,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:32,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:32,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:32,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:32,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:32,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:32,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:09:32,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:32,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:32,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 21:09:32,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:32,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:32,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:32,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:32,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:32,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:32,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:32,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:32,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:09:32,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:32,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:32,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 21:09:32,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:32,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:32,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:32,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:09:32,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:32,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:32,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:32,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:32,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:09:32,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:32,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:32,400 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-27 21:09:32,401 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1594208221] [2020-10-27 21:09:32,401 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:09:32,401 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2020-10-27 21:09:32,402 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [38523641] [2020-10-27 21:09:32,403 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 21:09:32,403 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:09:32,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 21:09:32,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2020-10-27 21:09:32,404 INFO L87 Difference]: Start difference. First operand 309 states and 412 transitions. Second operand 14 states. [2020-10-27 21:09:34,726 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 21:09:36,966 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 536 [2020-10-27 21:09:39,398 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 21:09:41,528 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 21:09:50,846 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:09:50,846 INFO L93 Difference]: Finished difference Result 744 states and 1068 transitions. [2020-10-27 21:09:50,847 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 21:09:50,847 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 142 [2020-10-27 21:09:50,848 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:09:50,853 INFO L225 Difference]: With dead ends: 744 [2020-10-27 21:09:50,854 INFO L226 Difference]: Without dead ends: 480 [2020-10-27 21:09:50,856 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 110 ImplicationChecksByTransitivity, 9.7s TimeCoverageRelationStatistics Valid=183, Invalid=573, Unknown=0, NotChecked=0, Total=756 [2020-10-27 21:09:50,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 480 states. [2020-10-27 21:09:51,020 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 480 to 311. [2020-10-27 21:09:51,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 311 states. [2020-10-27 21:09:51,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 311 states and 413 transitions. [2020-10-27 21:09:51,024 INFO L78 Accepts]: Start accepts. Automaton has 311 states and 413 transitions. Word has length 142 [2020-10-27 21:09:51,024 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:09:51,024 INFO L481 AbstractCegarLoop]: Abstraction has 311 states and 413 transitions. [2020-10-27 21:09:51,024 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 21:09:51,024 INFO L276 IsEmpty]: Start isEmpty. Operand 311 states and 413 transitions. [2020-10-27 21:09:51,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2020-10-27 21:09:51,027 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:09:51,028 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:09:51,028 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 21:09:51,028 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]=== [2020-10-27 21:09:51,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:09:51,029 INFO L82 PathProgramCache]: Analyzing trace with hash -312704670, now seen corresponding path program 1 times [2020-10-27 21:09:51,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:09:51,029 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [215547976] [2020-10-27 21:09:51,030 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:09:51,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:51,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:51,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:51,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:52,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:53,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:56,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:56,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-27 21:09:56,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:09:56,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5041 [2020-10-27 21:09:56,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:56,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 21:09:56,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 83 [2020-10-27 21:09:56,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 21:09:56,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:58,044 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 21:09:58,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:09:58,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:58,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:58,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:09:58,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:58,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-27 21:09:58,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:58,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:58,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:58,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:58,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:58,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:09:58,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:58,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:58,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:09:58,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:58,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:09:58,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:58,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:58,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:58,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:58,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:58,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:09:58,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:58,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:58,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:09:58,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:58,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:09:58,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:58,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:58,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:58,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:58,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:58,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:09:58,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:58,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:58,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:09:58,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:58,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:58,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:58,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:58,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:58,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:58,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:58,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:09:58,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:58,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:58,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 21:09:58,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 21:09:58,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 414 [2020-10-27 21:09:58,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:58,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:09:58,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-27 21:09:58,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 21:09:58,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:58,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:09:58,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:58,634 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:58,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:09:58,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:58,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:09:58,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:58,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:58,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:58,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:58,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:58,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:09:58,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:58,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:58,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:58,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:58,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:58,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:58,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:58,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:58,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:58,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:58,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:09:58,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:58,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:58,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:09:58,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:58,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:09:58,654 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:58,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:58,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:58,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:58,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:58,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:09:58,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:58,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:58,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:58,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:58,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:58,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:58,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:58,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:58,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:58,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:58,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 21:09:58,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:58,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:58,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:09:58,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:58,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 21:09:58,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:58,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:09:58,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:09:58,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:09:58,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:58,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:09:58,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:58,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:58,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:09:58,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:58,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 21:09:58,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:58,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:09:58,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:58,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-27 21:09:58,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:58,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2020-10-27 21:09:58,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:58,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:58,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:09:58,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:58,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:09:58,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:58,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:58,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:09:58,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:58,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:58,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:09:58,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:58,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:58,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:58,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:58,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:58,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:58,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:58,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:58,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:58,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:58,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:09:58,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:58,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:58,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:58,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:58,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:58,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:58,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:58,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:58,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:58,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:58,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-27 21:09:58,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:58,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:58,909 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:58,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:58,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:58,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:58,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:58,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:09:58,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:58,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:58,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 21:09:58,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:58,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:58,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:58,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:58,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:58,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:58,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:58,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:09:58,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:58,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:58,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 21:09:58,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:58,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:58,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:58,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:58,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:58,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:58,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:58,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:09:58,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:58,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:58,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 21:09:58,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:58,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:58,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:58,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:58,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:58,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:58,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:58,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:09:58,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:58,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:58,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 21:09:58,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:58,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:58,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:09:58,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:58,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:09:58,930 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:58,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:58,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 21:09:58,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:58,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:58,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:09:58,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:58,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:58,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:09:58,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:58,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:58,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:58,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:58,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:09:58,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:58,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:58,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 21:09:58,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:58,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:58,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:58,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:58,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:58,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:58,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:58,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:09:58,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:58,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:58,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 21:09:58,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:58,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:58,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:09:58,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:58,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:58,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:58,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:58,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:09:58,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:58,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:58,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 21:09:58,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:09:58,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:09:58,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:09:58,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:09:58,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:09:58,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:09:58,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:09:58,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:09:58,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:09:58,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:09:58,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:09:59,040 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-27 21:09:59,041 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [215547976] [2020-10-27 21:09:59,041 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 21:09:59,041 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-27 21:09:59,041 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [88957173] [2020-10-27 21:09:59,042 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 21:09:59,042 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:09:59,043 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 21:09:59,043 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=174, Unknown=0, NotChecked=0, Total=210 [2020-10-27 21:09:59,043 INFO L87 Difference]: Start difference. First operand 311 states and 413 transitions. Second operand 15 states. [2020-10-27 21:10:01,643 WARN L193 SmtUtils]: Spent 1.85 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 21:10:03,761 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 21:10:06,226 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 21:10:08,219 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 21:10:10,236 WARN L193 SmtUtils]: Spent 1.95 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 21:10:12,314 WARN L193 SmtUtils]: Spent 1.99 s on a formula simplification that was a NOOP. DAG size: 537 [2020-10-27 21:10:14,441 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 537 [2020-10-27 21:10:16,665 WARN L193 SmtUtils]: Spent 1.97 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 21:10:18,691 WARN L193 SmtUtils]: Spent 1.94 s on a formula simplification that was a NOOP. DAG size: 535 [2020-10-27 21:10:30,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:10:30,483 INFO L93 Difference]: Finished difference Result 773 states and 1122 transitions. [2020-10-27 21:10:30,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-27 21:10:30,484 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 148 [2020-10-27 21:10:30,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:10:30,491 INFO L225 Difference]: With dead ends: 773 [2020-10-27 21:10:30,491 INFO L226 Difference]: Without dead ends: 507 [2020-10-27 21:10:30,493 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 230 ImplicationChecksByTransitivity, 20.3s TimeCoverageRelationStatistics Valid=305, Invalid=955, Unknown=0, NotChecked=0, Total=1260 [2020-10-27 21:10:30,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 507 states. [2020-10-27 21:10:30,682 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 507 to 340. [2020-10-27 21:10:30,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 340 states. [2020-10-27 21:10:30,685 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 340 states to 340 states and 465 transitions. [2020-10-27 21:10:30,686 INFO L78 Accepts]: Start accepts. Automaton has 340 states and 465 transitions. Word has length 148 [2020-10-27 21:10:30,686 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:10:30,686 INFO L481 AbstractCegarLoop]: Abstraction has 340 states and 465 transitions. [2020-10-27 21:10:30,686 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 21:10:30,687 INFO L276 IsEmpty]: Start isEmpty. Operand 340 states and 465 transitions. [2020-10-27 21:10:30,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2020-10-27 21:10:30,689 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:10:30,690 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:10:30,690 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 21:10:30,690 INFO L429 AbstractCegarLoop]: === Iteration 4 === [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]=== [2020-10-27 21:10:30,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:10:30,691 INFO L82 PathProgramCache]: Analyzing trace with hash -1142540210, now seen corresponding path program 1 times [2020-10-27 21:10:30,691 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:10:30,691 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [397357007] [2020-10-27 21:10:30,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:10:30,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:30,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:30,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:30,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:31,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:32,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:35,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:35,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 225 [2020-10-27 21:10:35,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:10:35,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5035 [2020-10-27 21:10:35,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:35,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:10:35,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 88 [2020-10-27 21:10:35,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:10:35,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:37,731 WARN L193 SmtUtils]: Spent 1.88 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 21:10:37,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:10:37,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:37,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:37,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:37,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:10:37,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:37,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-27 21:10:37,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:37,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:37,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:10:37,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:37,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:37,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:10:37,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:37,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:37,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:37,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:10:37,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:37,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:10:37,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:37,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:37,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:10:37,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:37,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:37,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:10:37,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:37,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:37,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:37,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:10:37,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:37,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:10:37,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:37,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:37,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:10:37,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:37,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:37,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:10:37,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:37,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:37,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:37,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:10:37,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:37,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:10:37,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:37,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:37,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:10:37,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:37,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:37,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:10:37,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:37,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:37,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:37,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:37,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 52 [2020-10-27 21:10:37,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 21:10:37,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-27 21:10:37,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:37,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:10:37,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 21:10:37,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-27 21:10:37,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:37,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:10:37,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:37,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:37,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:37,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:10:37,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:37,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:10:37,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:37,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:37,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:10:37,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:37,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:37,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:10:37,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:37,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:37,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:37,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:10:37,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:37,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:10:37,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:37,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:37,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:10:37,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:37,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:37,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:10:37,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:37,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:38,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:38,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:10:38,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:38,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 21:10:38,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:38,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 21:10:38,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-27 21:10:38,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-27 21:10:38,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:38,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:10:38,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:38,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:38,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:38,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:10:38,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:38,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:10:38,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:38,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:10:38,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:10:38,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 21:10:38,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:38,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2020-10-27 21:10:38,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:38,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:38,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:38,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:10:38,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:38,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:10:38,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:38,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:38,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-27 21:10:38,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:38,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:38,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:10:38,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:38,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:38,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:38,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:10:38,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:38,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:10:38,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:38,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:38,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:10:38,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:38,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:38,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 21:10:38,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:38,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:38,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:38,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:10:38,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:38,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:10:38,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:38,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:38,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:10:38,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:38,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:38,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:10:38,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:38,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:38,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:38,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:10:38,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:38,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:10:38,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:38,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:38,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:10:38,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:38,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:38,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:10:38,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:38,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:38,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:38,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:10:38,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:38,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:10:38,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:38,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:38,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:10:38,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:38,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:38,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 21:10:38,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:38,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:38,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:38,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:10:38,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:38,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:10:38,233 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:38,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:38,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:10:38,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:38,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:38,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2020-10-27 21:10:38,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:38,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:38,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:38,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:10:38,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:38,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:10:38,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:38,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:38,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:10:38,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:38,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:38,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-27 21:10:38,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:38,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:38,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:38,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:10:38,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:38,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:10:38,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:38,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:38,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:10:38,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:38,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:38,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-27 21:10:38,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:38,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:38,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:38,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:10:38,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:38,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:10:38,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:38,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:38,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:10:38,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:38,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:38,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2020-10-27 21:10:38,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:38,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:38,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:38,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:10:38,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:38,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:10:38,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:38,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:38,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 21:10:38,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:38,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:38,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:10:38,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:38,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:38,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:38,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:10:38,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:38,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:10:38,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:38,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:38,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:10:38,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:38,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:38,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 21:10:38,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:38,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:38,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:38,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:10:38,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:38,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:10:38,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:38,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:38,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:10:38,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:38,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:38,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 21:10:38,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:38,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:38,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:38,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:10:38,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:38,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:10:38,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:38,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:38,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:10:38,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:38,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:38,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2020-10-27 21:10:38,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:10:38,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:10:38,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:10:38,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:10:38,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:10:38,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:10:38,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:10:38,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:10:38,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:10:38,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:10:38,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:10:38,342 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-10-27 21:10:38,343 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [397357007] [2020-10-27 21:10:38,343 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 21:10:38,343 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 21:10:38,344 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422470799] [2020-10-27 21:10:38,345 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 21:10:38,345 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:10:38,346 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 21:10:38,346 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2020-10-27 21:10:38,346 INFO L87 Difference]: Start difference. First operand 340 states and 465 transitions. Second operand 14 states. [2020-10-27 21:10:41,921 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 21:10:44,085 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 531 [2020-10-27 21:10:45,968 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 21:10:47,869 WARN L193 SmtUtils]: Spent 1.78 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 21:10:50,292 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 534 [2020-10-27 21:11:01,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:11:01,827 INFO L93 Difference]: Finished difference Result 879 states and 1301 transitions. [2020-10-27 21:11:01,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 21:11:01,828 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 153 [2020-10-27 21:11:01,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:11:01,833 INFO L225 Difference]: With dead ends: 879 [2020-10-27 21:11:01,833 INFO L226 Difference]: Without dead ends: 572 [2020-10-27 21:11:01,835 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 171 ImplicationChecksByTransitivity, 11.7s TimeCoverageRelationStatistics Valid=243, Invalid=813, Unknown=0, NotChecked=0, Total=1056 [2020-10-27 21:11:01,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 572 states. [2020-10-27 21:11:02,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 572 to 376. [2020-10-27 21:11:02,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 376 states. [2020-10-27 21:11:02,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 376 states to 376 states and 525 transitions. [2020-10-27 21:11:02,006 INFO L78 Accepts]: Start accepts. Automaton has 376 states and 525 transitions. Word has length 153 [2020-10-27 21:11:02,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:11:02,006 INFO L481 AbstractCegarLoop]: Abstraction has 376 states and 525 transitions. [2020-10-27 21:11:02,007 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 21:11:02,007 INFO L276 IsEmpty]: Start isEmpty. Operand 376 states and 525 transitions. [2020-10-27 21:11:02,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2020-10-27 21:11:02,010 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:11:02,010 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:11:02,010 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 21:11:02,010 INFO L429 AbstractCegarLoop]: === Iteration 5 === [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]=== [2020-10-27 21:11:02,011 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:11:02,011 INFO L82 PathProgramCache]: Analyzing trace with hash 1102425161, now seen corresponding path program 1 times [2020-10-27 21:11:02,011 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:11:02,011 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2015479562] [2020-10-27 21:11:02,012 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:11:02,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:02,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:02,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:02,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:04,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:06,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:07,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:07,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 227 [2020-10-27 21:11:07,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:11:07,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 21:11:07,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:07,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:11:07,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-27 21:11:07,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 21:11:07,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,046 WARN L193 SmtUtils]: Spent 1.83 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 21:11:09,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:11:09,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:09,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:09,119 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:09,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:11:09,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:09,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-27 21:11:09,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:09,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:09,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:09,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:09,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:11:09,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:09,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:09,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:09,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:11:09,144 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:09,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:11:09,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:09,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:09,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:09,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:09,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:11:09,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:09,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:09,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:09,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:11:09,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:09,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:11:09,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:09,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:09,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:09,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:09,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:11:09,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:09,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:09,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:09,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:11:09,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:09,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:11:09,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:09,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:09,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:09,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:09,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:11:09,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:09,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:09,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:09,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-27 21:11:09,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:09,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:11:09,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:09,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:09,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:09,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:09,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:11:09,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:09,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:09,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:09,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:11:09,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:09,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:11:09,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:09,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:09,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:09,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:09,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:11:09,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:09,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:09,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:09,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:09,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:09,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:09,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:09,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:09,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:09,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:09,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:11:09,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:09,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:09,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:09,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:11:09,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:09,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:11:09,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:09,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:09,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:09,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:09,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:11:09,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:09,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:09,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:09,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:11:09,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:09,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:09,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:09,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:09,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:09,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:09,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 21:11:09,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:09,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:09,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:09,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:11:09,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:09,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:11:09,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:09,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:09,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:09,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:09,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:11:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:09,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:09,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:09,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:11:09,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:09,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:11:09,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:09,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:09,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:09,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:09,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2020-10-27 21:11:09,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:09,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:09,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:09,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:11:09,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:09,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:11:09,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:09,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:09,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:11:09,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:09,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:11:09,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:09,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:09,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:09,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:09,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:09,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:09,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:09,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:09,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:09,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:09,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:11:09,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:09,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:09,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:09,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:09,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:09,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:09,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:09,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:09,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:09,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:09,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2020-10-27 21:11:09,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:09,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:09,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:09,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:09,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:09,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:09,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:09,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:09,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:11:09,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:09,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-27 21:11:09,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:09,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:09,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:09,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:09,378 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:09,378 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:09,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:09,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:09,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:11:09,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:09,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 21:11:09,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:09,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:09,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:09,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:09,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:09,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:09,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:09,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:09,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:11:09,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:09,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 21:11:09,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:09,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:09,388 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:09,388 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:09,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:09,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:09,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:09,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:09,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:11:09,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:09,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 21:11:09,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:09,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:09,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:09,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:11:09,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:09,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:11:09,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:09,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:09,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 21:11:09,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:09,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:11:09,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:09,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:09,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:09,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:11:09,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:09,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:09,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:09,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:09,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:09,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:09,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2020-10-27 21:11:09,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:09,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:09,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:09,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:09,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:09,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:09,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:09,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:09,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:11:09,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:09,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-27 21:11:09,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:09,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:09,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:09,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:09,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:09,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:09,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:09,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:09,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:11:09,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:09,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-27 21:11:09,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:09,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:09,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:09,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:11:09,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:09,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:09,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:09,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:09,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:11:09,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:09,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:09,483 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:11:09,484 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2015479562] [2020-10-27 21:11:09,484 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 21:11:09,484 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-27 21:11:09,484 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925975631] [2020-10-27 21:11:09,485 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 21:11:09,485 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:11:09,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 21:11:09,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-10-27 21:11:09,486 INFO L87 Difference]: Start difference. First operand 376 states and 525 transitions. Second operand 11 states. [2020-10-27 21:11:12,598 WARN L193 SmtUtils]: Spent 1.90 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 21:11:14,395 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 21:11:16,319 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 21:11:25,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:11:25,623 INFO L93 Difference]: Finished difference Result 840 states and 1260 transitions. [2020-10-27 21:11:25,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-27 21:11:25,624 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 155 [2020-10-27 21:11:25,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:11:25,630 INFO L225 Difference]: With dead ends: 840 [2020-10-27 21:11:25,631 INFO L226 Difference]: Without dead ends: 665 [2020-10-27 21:11:25,632 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 7.7s TimeCoverageRelationStatistics Valid=136, Invalid=244, Unknown=0, NotChecked=0, Total=380 [2020-10-27 21:11:25,633 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 665 states. [2020-10-27 21:11:25,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 665 to 433. [2020-10-27 21:11:25,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 433 states. [2020-10-27 21:11:25,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 433 states to 433 states and 628 transitions. [2020-10-27 21:11:25,843 INFO L78 Accepts]: Start accepts. Automaton has 433 states and 628 transitions. Word has length 155 [2020-10-27 21:11:25,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:11:25,844 INFO L481 AbstractCegarLoop]: Abstraction has 433 states and 628 transitions. [2020-10-27 21:11:25,844 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 21:11:25,844 INFO L276 IsEmpty]: Start isEmpty. Operand 433 states and 628 transitions. [2020-10-27 21:11:25,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-27 21:11:25,847 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:11:25,847 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:11:25,848 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 21:11:25,848 INFO L429 AbstractCegarLoop]: === Iteration 6 === [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]=== [2020-10-27 21:11:25,848 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:11:25,848 INFO L82 PathProgramCache]: Analyzing trace with hash 667841778, now seen corresponding path program 1 times [2020-10-27 21:11:25,848 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:11:25,849 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2116786463] [2020-10-27 21:11:25,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:11:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:25,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:26,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:26,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:26,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:28,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:28,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:28,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:28,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:28,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:28,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:28,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:28,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:29,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:29,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:29,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:30,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:30,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 228 [2020-10-27 21:11:30,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-27 21:11:30,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-27 21:11:30,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:30,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:11:30,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-27 21:11:30,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 21:11:30,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:32,744 WARN L193 SmtUtils]: Spent 1.77 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 21:11:32,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:11:32,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:32,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:32,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:32,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:11:32,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:32,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 21:11:32,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:32,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:32,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:32,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:32,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:32,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:11:32,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:32,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:32,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:32,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:11:32,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:32,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:11:32,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:32,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:32,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:32,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:32,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:32,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:11:32,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:32,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:32,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:32,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:11:32,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:32,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:11:32,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:32,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:32,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:32,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:32,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:32,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:11:32,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:32,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:32,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:32,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:11:32,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:32,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:11:32,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:32,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:32,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:32,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:32,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:32,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:11:32,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:32,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:32,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:32,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-27 21:11:32,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:32,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 21:11:32,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:32,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:32,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:32,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:32,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:32,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:11:32,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:32,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:32,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:32,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:11:32,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:32,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:11:32,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:32,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:32,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:32,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:32,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:32,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:11:32,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:32,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:32,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:32,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:32,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:32,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:32,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:32,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:32,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:32,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:32,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:32,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:11:32,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:32,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:32,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:32,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:11:32,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:32,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:32,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:32,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:32,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:32,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:32,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:32,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:11:32,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:32,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:32,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:32,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:11:32,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:32,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:32,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:32,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:32,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:32,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:32,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:32,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 21:11:32,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:32,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:32,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:32,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:11:32,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:32,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:32,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:32,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:32,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:32,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:32,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:32,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:11:32,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:32,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:32,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:32,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:11:32,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:32,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:32,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:32,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:32,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:32,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:32,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:32,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-27 21:11:32,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:32,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:32,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:32,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:11:32,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:32,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:11:32,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:32,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:32,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:11:32,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:32,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:32,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:11:32,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:32,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:32,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:32,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:32,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:32,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:32,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:32,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:32,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:32,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:32,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:32,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:11:32,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:32,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:32,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:32,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:32,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:32,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:32,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:32,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:32,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:32,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:32,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:32,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 21:11:32,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:32,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:32,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:32,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:32,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:32,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:32,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:32,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:32,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:11:32,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:32,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:32,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-27 21:11:32,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:32,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:32,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:32,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:32,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:32,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:32,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:32,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:32,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:11:32,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:32,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:32,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-27 21:11:32,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:32,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:32,994 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:32,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:32,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:32,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:32,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:32,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:32,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:11:32,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:32,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:32,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-27 21:11:32,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:32,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:32,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:32,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:32,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:32,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:32,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:33,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:33,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:11:33,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:33,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:33,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-27 21:11:33,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:33,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:33,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:33,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:11:33,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:33,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:11:33,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:33,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:33,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 21:11:33,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:33,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:33,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:11:33,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:33,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:33,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:33,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:11:33,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:33,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:11:33,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:33,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:33,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:33,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:33,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:33,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-27 21:11:33,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:33,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:33,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:33,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:33,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:33,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:33,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:33,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:33,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:11:33,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:33,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:33,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2020-10-27 21:11:33,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:33,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:33,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:33,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:33,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:33,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:33,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:33,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:33,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:11:33,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:33,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:33,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-27 21:11:33,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:33,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:33,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:33,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:11:33,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:33,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:33,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:33,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:33,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:11:33,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:33,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:33,078 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:11:33,079 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2116786463] [2020-10-27 21:11:33,079 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:11:33,079 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 21:11:33,080 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [559091008] [2020-10-27 21:11:33,080 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 21:11:33,080 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:11:33,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 21:11:33,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-27 21:11:33,081 INFO L87 Difference]: Start difference. First operand 433 states and 628 transitions. Second operand 9 states. [2020-10-27 21:11:35,914 WARN L193 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 21:11:44,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:11:44,599 INFO L93 Difference]: Finished difference Result 1130 states and 1780 transitions. [2020-10-27 21:11:44,601 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 21:11:44,601 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 156 [2020-10-27 21:11:44,602 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:11:44,607 INFO L225 Difference]: With dead ends: 1130 [2020-10-27 21:11:44,608 INFO L226 Difference]: Without dead ends: 806 [2020-10-27 21:11:44,610 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-27 21:11:44,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 806 states. [2020-10-27 21:11:44,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 806 to 520. [2020-10-27 21:11:44,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 520 states. [2020-10-27 21:11:44,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 520 states and 779 transitions. [2020-10-27 21:11:44,862 INFO L78 Accepts]: Start accepts. Automaton has 520 states and 779 transitions. Word has length 156 [2020-10-27 21:11:44,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:11:44,863 INFO L481 AbstractCegarLoop]: Abstraction has 520 states and 779 transitions. [2020-10-27 21:11:44,863 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 21:11:44,863 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 779 transitions. [2020-10-27 21:11:44,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2020-10-27 21:11:44,865 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:11:44,865 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:11:44,865 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 21:11:44,866 INFO L429 AbstractCegarLoop]: === Iteration 7 === [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]=== [2020-10-27 21:11:44,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:11:44,866 INFO L82 PathProgramCache]: Analyzing trace with hash -269197633, now seen corresponding path program 1 times [2020-10-27 21:11:44,866 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:11:44,866 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1847020180] [2020-10-27 21:11:44,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:11:44,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:44,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:45,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:45,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:45,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:45,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:45,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:45,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:45,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:45,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:45,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:46,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:46,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:47,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:49,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:49,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:49,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 229 [2020-10-27 21:11:49,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-27 21:11:49,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5016 [2020-10-27 21:11:49,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:49,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:11:49,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-27 21:11:49,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 21:11:49,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:51,921 WARN L193 SmtUtils]: Spent 1.93 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 21:11:51,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:11:51,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:51,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:51,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:51,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:11:51,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:51,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-27 21:11:51,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:51,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:51,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:51,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:51,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:51,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:11:52,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:52,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:52,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:52,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:11:52,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:52,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:11:52,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:52,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:52,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:52,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:52,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:52,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:11:52,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:52,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:52,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:52,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:11:52,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:52,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:11:52,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:52,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:52,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:52,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:52,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:52,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:11:52,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:52,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:52,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:52,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:11:52,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:52,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:52,011 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:52,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:52,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:52,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:52,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:52,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:11:52,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:52,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:52,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:52,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-27 21:11:52,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:52,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 21:11:52,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:52,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:52,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:52,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:52,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:52,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:11:52,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:52,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:52,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:52,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:11:52,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:52,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:11:52,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:52,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:52,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:52,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:52,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:52,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:11:52,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:52,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:52,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:52,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:52,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:52,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:52,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:52,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:52,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:52,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:52,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:52,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:11:52,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:52,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:52,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:52,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:11:52,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:52,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:52,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:52,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:52,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:52,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:52,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:52,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:11:52,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:52,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:52,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:52,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:11:52,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:52,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:52,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:52,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:52,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:52,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:52,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:52,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 21:11:52,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:52,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:52,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:52,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:11:52,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:52,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:11:52,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:52,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:52,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:52,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:52,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:52,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:11:52,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:52,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:52,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:52,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:11:52,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:52,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:52,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:52,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:52,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:52,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:52,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:52,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 21:11:52,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:52,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:52,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:52,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:11:52,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:52,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:11:52,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:52,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:52,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:11:52,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:52,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:52,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:11:52,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:52,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:52,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:52,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:52,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:52,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:52,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:52,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:52,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:52,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:52,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:52,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:11:52,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:52,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:52,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:52,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:52,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:52,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:52,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:52,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:52,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:52,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:52,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:52,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2020-10-27 21:11:52,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:52,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:52,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:52,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:52,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:52,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:52,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:52,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:52,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:11:52,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:52,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:52,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2020-10-27 21:11:52,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:52,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:52,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:52,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:52,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:52,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:11:52,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:52,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:52,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:11:52,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:52,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:52,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 21:11:52,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:52,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:52,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:52,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:52,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:52,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:52,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:52,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:52,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:11:52,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:52,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:52,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-27 21:11:52,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:52,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:52,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:52,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:52,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:52,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:11:52,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:52,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:52,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:11:52,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:52,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:52,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-27 21:11:52,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:52,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:52,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:52,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:11:52,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:52,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:11:52,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:52,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:52,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 21:11:52,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:52,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:52,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:11:52,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:52,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:52,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:52,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:11:52,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:52,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:52,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:52,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:52,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:11:52,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:52,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:52,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 132 [2020-10-27 21:11:52,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:52,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:52,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:52,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:52,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:52,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:52,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:52,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:52,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:11:52,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:52,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:52,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-10-27 21:11:52,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:52,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:52,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:52,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:11:52,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:52,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:52,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:52,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:52,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:11:52,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:52,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:52,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 148 [2020-10-27 21:11:52,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:11:52,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:11:52,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:11:52,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:11:52,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:11:52,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:11:52,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:11:52,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:11:52,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:11:52,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:11:52,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:11:52,319 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:11:52,320 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1847020180] [2020-10-27 21:11:52,320 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:11:52,320 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 21:11:52,320 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489441524] [2020-10-27 21:11:52,321 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 21:11:52,321 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:11:52,321 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 21:11:52,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-27 21:11:52,322 INFO L87 Difference]: Start difference. First operand 520 states and 779 transitions. Second operand 9 states. [2020-10-27 21:11:55,254 WARN L193 SmtUtils]: Spent 1.84 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 21:12:03,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:12:03,715 INFO L93 Difference]: Finished difference Result 1507 states and 2461 transitions. [2020-10-27 21:12:03,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 21:12:03,717 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 157 [2020-10-27 21:12:03,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:12:03,725 INFO L225 Difference]: With dead ends: 1507 [2020-10-27 21:12:03,725 INFO L226 Difference]: Without dead ends: 1060 [2020-10-27 21:12:03,727 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-27 21:12:03,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1060 states. [2020-10-27 21:12:04,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1060 to 662. [2020-10-27 21:12:04,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 662 states. [2020-10-27 21:12:04,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 662 states and 1023 transitions. [2020-10-27 21:12:04,076 INFO L78 Accepts]: Start accepts. Automaton has 662 states and 1023 transitions. Word has length 157 [2020-10-27 21:12:04,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:12:04,076 INFO L481 AbstractCegarLoop]: Abstraction has 662 states and 1023 transitions. [2020-10-27 21:12:04,076 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 21:12:04,077 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 1023 transitions. [2020-10-27 21:12:04,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2020-10-27 21:12:04,080 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:12:04,080 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:12:04,080 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 21:12:04,081 INFO L429 AbstractCegarLoop]: === Iteration 8 === [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]=== [2020-10-27 21:12:04,081 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:12:04,081 INFO L82 PathProgramCache]: Analyzing trace with hash 1723632240, now seen corresponding path program 1 times [2020-10-27 21:12:04,081 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:12:04,081 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1893405181] [2020-10-27 21:12:04,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:12:04,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:04,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:04,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:04,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:04,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:07,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:07,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:07,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:07,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:07,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:07,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:07,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:07,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:07,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:09,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:09,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-27 21:12:09,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-27 21:12:09,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 21:12:09,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:09,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:12:09,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-27 21:12:09,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-27 21:12:09,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:10,946 WARN L193 SmtUtils]: Spent 1.76 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 21:12:10,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:12:10,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:10,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:10,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:10,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:12:10,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:10,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 21:12:10,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:10,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:10,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:10,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:10,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:10,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:12:10,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:10,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:10,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:10,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:12:10,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:10,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:12:10,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:10,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:10,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:10,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:10,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:10,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:12:10,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:10,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:10,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:10,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:12:10,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:10,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:12:10,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:10,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:10,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:10,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:10,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:10,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:12:10,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:10,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:10,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:10,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:12:10,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:10,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:12:10,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:10,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:10,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:10,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:10,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:11,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:12:11,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:11,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:11,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:11,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 53 [2020-10-27 21:12:11,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:11,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 21:12:11,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:11,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:11,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:11,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:11,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:11,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:12:11,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:11,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:11,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:11,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 21:12:11,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:11,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:12:11,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:11,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:11,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:11,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:11,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:11,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:12:11,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:11,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:11,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:11,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:12:11,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:11,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:12:11,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:11,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:11,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:11,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:11,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:11,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-10-27 21:12:11,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:11,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:11,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:11,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 21:12:11,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:11,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:12:11,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:11,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:11,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:11,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:11,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:11,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:12:11,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:11,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:11,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:11,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 21:12:11,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:11,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:12:11,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:11,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:11,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:11,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:11,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:11,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-27 21:12:11,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:11,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:11,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:11,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 21:12:11,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:11,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:12:11,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:11,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:11,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:11,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:11,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:11,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:12:11,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:11,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:11,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:11,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 21:12:11,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:11,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:12:11,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:11,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:11,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:11,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:11,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:11,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 21:12:11,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:11,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:11,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:11,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 21:12:11,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:11,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 21:12:11,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:11,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:11,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 20 [2020-10-27 21:12:11,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:11,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:11,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:12:11,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:11,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:11,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:11,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:12:11,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:11,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:12:11,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:11,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:11,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:11,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:11,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:11,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:12:11,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:11,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:11,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:11,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:12:11,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:11,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:12:11,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:11,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:11,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:11,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:11,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:11,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 95 [2020-10-27 21:12:11,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:11,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:11,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:11,185 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:12:11,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:11,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 21:12:11,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:11,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:11,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:12:11,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:11,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:11,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 21:12:11,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:11,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:11,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:11,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:12:11,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:11,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:12:11,189 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:11,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:11,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:12:11,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:11,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:11,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2020-10-27 21:12:11,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:11,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:11,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:11,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:12:11,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:11,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:12:11,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:11,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:11,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:12:11,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:11,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:11,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 21:12:11,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:11,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:11,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:11,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:12:11,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:11,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:12:11,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:11,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:11,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:12:11,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:11,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:11,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-27 21:12:11,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:11,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:11,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:11,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 21:12:11,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:11,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:12:11,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:11,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:11,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 21:12:11,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:11,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:11,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 21:12:11,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:11,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:11,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:11,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:12:11,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:11,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:12:11,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:11,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:11,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:12:11,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:11,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:11,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-27 21:12:11,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:11,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:11,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:11,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:12:11,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:11,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:12:11,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:11,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:11,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:12:11,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:11,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:11,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-27 21:12:11,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:11,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:11,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:11,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 21:12:11,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:11,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:12:11,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:11,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:11,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-27 21:12:11,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:11,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:11,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 21:12:11,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:11,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:11,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:11,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:12:11,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:12:11,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:12:11,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:11,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:12:11,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 21:12:11,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:12:11,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:11,275 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-27 21:12:11,276 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1893405181] [2020-10-27 21:12:11,276 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:12:11,276 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 21:12:11,276 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1335045083] [2020-10-27 21:12:11,277 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 21:12:11,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:12:11,277 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 21:12:11,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-27 21:12:11,278 INFO L87 Difference]: Start difference. First operand 662 states and 1023 transitions. Second operand 9 states. [2020-10-27 21:12:14,091 WARN L193 SmtUtils]: Spent 1.80 s on a formula simplification that was a NOOP. DAG size: 532 [2020-10-27 21:12:22,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:12:22,853 INFO L93 Difference]: Finished difference Result 2015 states and 3377 transitions. [2020-10-27 21:12:22,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 21:12:22,854 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 158 [2020-10-27 21:12:22,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:12:22,864 INFO L225 Difference]: With dead ends: 2015 [2020-10-27 21:12:22,865 INFO L226 Difference]: Without dead ends: 1524 [2020-10-27 21:12:22,867 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=79, Invalid=131, Unknown=0, NotChecked=0, Total=210 [2020-10-27 21:12:22,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1524 states. [2020-10-27 21:12:23,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1524 to 910. [2020-10-27 21:12:23,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 910 states. [2020-10-27 21:12:23,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 910 states and 1447 transitions. [2020-10-27 21:12:23,591 INFO L78 Accepts]: Start accepts. Automaton has 910 states and 1447 transitions. Word has length 158 [2020-10-27 21:12:23,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:12:23,592 INFO L481 AbstractCegarLoop]: Abstraction has 910 states and 1447 transitions. [2020-10-27 21:12:23,592 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 21:12:23,592 INFO L276 IsEmpty]: Start isEmpty. Operand 910 states and 1447 transitions. [2020-10-27 21:12:23,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-27 21:12:23,596 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:12:23,597 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:12:23,597 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 21:12:23,597 INFO L429 AbstractCegarLoop]: === Iteration 9 === [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]=== [2020-10-27 21:12:23,597 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:12:23,598 INFO L82 PathProgramCache]: Analyzing trace with hash 1005555039, now seen corresponding path program 1 times [2020-10-27 21:12:23,598 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:12:23,598 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2073154184] [2020-10-27 21:12:23,598 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:12:23,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:23,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:23,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:23,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:23,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:23,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:23,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:23,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:23,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:24,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:24,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:24,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:25,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:12:28,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:12:28,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-27 21:12:28,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-27 21:12:28,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-27 21:12:28,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:12:28,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:12:28,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-27 21:12:28,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 21:12:28,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:12:30,633 WARN L193 SmtUtils]: Spent 1.92 s on a formula simplification that was a NOOP. DAG size: 529 [2020-10-27 21:12:30,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:12:30,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:12:30,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking...