/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-25 02:48:36,086 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-25 02:48:36,090 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-25 02:48:36,137 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-25 02:48:36,138 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-25 02:48:36,146 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-25 02:48:36,148 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-25 02:48:36,152 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-25 02:48:36,155 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-25 02:48:36,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-25 02:48:36,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-25 02:48:36,160 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-25 02:48:36,160 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-25 02:48:36,164 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-25 02:48:36,166 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-25 02:48:36,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-25 02:48:36,170 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-25 02:48:36,171 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-25 02:48:36,173 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-25 02:48:36,182 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-25 02:48:36,184 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-25 02:48:36,185 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-25 02:48:36,186 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-25 02:48:36,187 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-25 02:48:36,204 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-25 02:48:36,204 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-25 02:48:36,204 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-25 02:48:36,205 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-25 02:48:36,208 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-25 02:48:36,209 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-25 02:48:36,209 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-25 02:48:36,210 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-25 02:48:36,214 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-25 02:48:36,215 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-25 02:48:36,217 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-25 02:48:36,218 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-25 02:48:36,219 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-25 02:48:36,219 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-25 02:48:36,220 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-25 02:48:36,221 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-25 02:48:36,222 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-25 02:48:36,223 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-09-25 02:48:36,270 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-25 02:48:36,270 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-25 02:48:36,273 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-25 02:48:36,273 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-25 02:48:36,273 INFO L138 SettingsManager]: * Use SBE=true [2020-09-25 02:48:36,273 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-25 02:48:36,274 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-25 02:48:36,274 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-25 02:48:36,274 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-25 02:48:36,274 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-25 02:48:36,275 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-25 02:48:36,276 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-25 02:48:36,276 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-25 02:48:36,276 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-25 02:48:36,277 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-25 02:48:36,277 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-25 02:48:36,277 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-25 02:48:36,277 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-25 02:48:36,277 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 02:48:36,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-25 02:48:36,278 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-25 02:48:36,278 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-25 02:48:36,278 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-25 02:48:36,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-25 02:48:36,279 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-25 02:48:36,279 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-25 02:48:36,279 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-25 02:48:36,280 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true; [2020-09-25 02:48:36,758 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-25 02:48:36,782 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-25 02:48:36,786 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-25 02:48:36,788 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-25 02:48:36,789 INFO L275 PluginConnector]: CDTParser initialized [2020-09-25 02:48:36,790 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2020-09-25 02:48:36,876 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aaf674e66/f1dd57020134485390b15d2ee96043e7/FLAG16b6ffea4 [2020-09-25 02:48:37,547 INFO L306 CDTParser]: Found 1 translation units. [2020-09-25 02:48:37,548 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2020-09-25 02:48:37,567 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aaf674e66/f1dd57020134485390b15d2ee96043e7/FLAG16b6ffea4 [2020-09-25 02:48:37,755 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/aaf674e66/f1dd57020134485390b15d2ee96043e7 [2020-09-25 02:48:37,768 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-25 02:48:37,773 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-25 02:48:37,775 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-25 02:48:37,775 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-25 02:48:37,779 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-25 02:48:37,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 02:48:37" (1/1) ... [2020-09-25 02:48:37,785 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2843db1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:48:37, skipping insertion in model container [2020-09-25 02:48:37,785 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.09 02:48:37" (1/1) ... [2020-09-25 02:48:37,795 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-25 02:48:37,859 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-25 02:48:38,513 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 02:48:38,533 INFO L203 MainTranslator]: Completed pre-run [2020-09-25 02:48:38,651 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-25 02:48:38,723 INFO L208 MainTranslator]: Completed translation [2020-09-25 02:48:38,724 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:48:38 WrapperNode [2020-09-25 02:48:38,725 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-25 02:48:38,727 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-25 02:48:38,727 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-25 02:48:38,727 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-25 02:48:38,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:48:38" (1/1) ... [2020-09-25 02:48:38,751 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:48:38" (1/1) ... [2020-09-25 02:48:38,810 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:48:38" (1/1) ... [2020-09-25 02:48:38,811 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:48:38" (1/1) ... [2020-09-25 02:48:38,887 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:48:38" (1/1) ... [2020-09-25 02:48:38,893 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:48:38" (1/1) ... [2020-09-25 02:48:38,900 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:48:38" (1/1) ... [2020-09-25 02:48:38,911 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-25 02:48:38,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-25 02:48:38,912 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-25 02:48:38,912 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-25 02:48:38,913 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:48:38" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-25 02:48:39,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-25 02:48:39,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-25 02:48:39,027 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-09-25 02:48:39,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-09-25 02:48:39,027 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-09-25 02:48:39,027 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-09-25 02:48:39,028 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-09-25 02:48:39,028 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2020-09-25 02:48:39,028 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2020-09-25 02:48:39,028 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_read_ch [2020-09-25 02:48:39,028 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_add_raw [2020-09-25 02:48:39,029 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2020-09-25 02:48:39,029 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_ch_show [2020-09-25 02:48:39,029 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_label_show [2020-09-25 02:48:39,029 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_create_attr [2020-09-25 02:48:39,029 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2020-09-25 02:48:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_probe [2020-09-25 02:48:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove [2020-09-25 02:48:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_init [2020-09-25 02:48:39,030 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_exit [2020-09-25 02:48:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-25 02:48:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-09-25 02:48:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-09-25 02:48:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_5 [2020-09-25 02:48:39,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_6 [2020-09-25 02:48:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-09-25 02:48:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-09-25 02:48:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-09-25 02:48:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-09-25 02:48:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-09-25 02:48:39,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-09-25 02:48:39,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2020-09-25 02:48:39,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2020-09-25 02:48:39,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-09-25 02:48:39,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-09-25 02:48:39,033 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-09-25 02:48:39,033 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-09-25 02:48:39,034 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2020-09-25 02:48:39,034 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-09-25 02:48:39,034 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-09-25 02:48:39,034 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2020-09-25 02:48:39,034 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2020-09-25 02:48:39,034 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2020-09-25 02:48:39,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-09-25 02:48:39,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-09-25 02:48:39,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2020-09-25 02:48:39,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2020-09-25 02:48:39,035 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2020-09-25 02:48:39,035 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-09-25 02:48:39,036 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_register [2020-09-25 02:48:39,036 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2020-09-25 02:48:39,036 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_read [2020-09-25 02:48:39,036 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_register [2020-09-25 02:48:39,036 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2020-09-25 02:48:39,036 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-09-25 02:48:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-25 02:48:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-09-25 02:48:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-09-25 02:48:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-09-25 02:48:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-09-25 02:48:39,037 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2020-09-25 02:48:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-09-25 02:48:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_5 [2020-09-25 02:48:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_6 [2020-09-25 02:48:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2020-09-25 02:48:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-09-25 02:48:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-09-25 02:48:39,038 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2020-09-25 02:48:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-09-25 02:48:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-09-25 02:48:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2020-09-25 02:48:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2020-09-25 02:48:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-09-25 02:48:39,039 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-25 02:48:39,040 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-25 02:48:39,040 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-09-25 02:48:39,040 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-25 02:48:39,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-09-25 02:48:39,040 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-25 02:48:39,040 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-09-25 02:48:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-09-25 02:48:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-09-25 02:48:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-09-25 02:48:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-09-25 02:48:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-09-25 02:48:39,041 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2020-09-25 02:48:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2020-09-25 02:48:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2020-09-25 02:48:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2020-09-25 02:48:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2020-09-25 02:48:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2020-09-25 02:48:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_read [2020-09-25 02:48:39,042 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_register [2020-09-25 02:48:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2020-09-25 02:48:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_read_ch [2020-09-25 02:48:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-25 02:48:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-25 02:48:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_add_raw [2020-09-25 02:48:39,043 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2020-09-25 02:48:39,044 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_ch_show [2020-09-25 02:48:39,044 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-25 02:48:39,044 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_label_show [2020-09-25 02:48:39,044 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_create_attr [2020-09-25 02:48:39,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-25 02:48:39,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-25 02:48:39,044 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2020-09-25 02:48:39,045 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_probe [2020-09-25 02:48:39,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-25 02:48:39,045 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove [2020-09-25 02:48:39,045 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_init [2020-09-25 02:48:39,045 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_exit [2020-09-25 02:48:39,045 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-09-25 02:48:39,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-09-25 02:48:39,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2020-09-25 02:48:39,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-09-25 02:48:39,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2020-09-25 02:48:39,046 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-25 02:48:39,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-09-25 02:48:39,046 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-09-25 02:48:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-09-25 02:48:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-09-25 02:48:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-25 02:48:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-25 02:48:39,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-25 02:48:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-25 02:48:39,048 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-25 02:48:40,904 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-25 02:48:40,905 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-25 02:48:40,922 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 02:48:40 BoogieIcfgContainer [2020-09-25 02:48:40,923 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-25 02:48:40,926 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-25 02:48:40,927 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-25 02:48:40,931 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-25 02:48:40,932 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.09 02:48:37" (1/3) ... [2020-09-25 02:48:40,932 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50da9774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 02:48:40, skipping insertion in model container [2020-09-25 02:48:40,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.09 02:48:38" (2/3) ... [2020-09-25 02:48:40,933 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@50da9774 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.09 02:48:40, skipping insertion in model container [2020-09-25 02:48:40,934 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.09 02:48:40" (3/3) ... [2020-09-25 02:48:40,936 INFO L109 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2020-09-25 02:48:40,949 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-25 02:48:40,965 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-25 02:48:40,990 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-25 02:48:41,033 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-25 02:48:41,034 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-25 02:48:41,034 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-25 02:48:41,040 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-25 02:48:41,040 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-25 02:48:41,040 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-25 02:48:41,040 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-25 02:48:41,041 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-25 02:48:41,095 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states. [2020-09-25 02:48:41,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2020-09-25 02:48:41,145 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 02:48:41,147 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 02:48:41,148 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 02:48:41,156 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 02:48:41,156 INFO L82 PathProgramCache]: Analyzing trace with hash 569274542, now seen corresponding path program 1 times [2020-09-25 02:48:41,169 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 02:48:41,170 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1072138704] [2020-09-25 02:48:41,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 02:48:41,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:42,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:44,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:46,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:48:46,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 360 [2020-09-25 02:48:46,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-25 02:48:46,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-09-25 02:48:46,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:48:46,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-09-25 02:48:46,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 163 [2020-09-25 02:48:46,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-25 02:48:46,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 6 [2020-09-25 02:48:47,281 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-09-25 02:48:47,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 02:48:47,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:47,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:47,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:48:47,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-09-25 02:48:47,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:48:47,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 126 [2020-09-25 02:48:47,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:48:47,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:48:47,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:48:47,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:48:47,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:48:47,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-09-25 02:48:47,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:47,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:47,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:48:47,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 02:48:47,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:48:47,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-25 02:48:47,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:48:47,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:48:47,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:48:47,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:48:47,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:48:47,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-09-25 02:48:47,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:47,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:47,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:48:47,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 02:48:47,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:48:47,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 02:48:47,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:48:47,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:48:47,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:48:47,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:48:47,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:48:47,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-09-25 02:48:47,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:47,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:47,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:48:47,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 02:48:47,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:48:47,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-25 02:48:47,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:48:47,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:48:47,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:48:47,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:48:47,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:48:47,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 02:48:47,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:47,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:47,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:48:47,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 02:48:47,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:48:47,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-25 02:48:47,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:48:47,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:48:47,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:48:47,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:48:47,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:48:47,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-09-25 02:48:47,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:47,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:47,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:48:47,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-09-25 02:48:47,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:48:47,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 342 [2020-09-25 02:48:47,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:48:47,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-25 02:48:47,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:48:47,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-09-25 02:48:47,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:48:48,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 02:48:48,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:48,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:48,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:48:48,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-25 02:48:48,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:48:48,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 161 [2020-09-25 02:48:48,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:48:48,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-25 02:48:48,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:48:48,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-09-25 02:48:48,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:48:48,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 02:48:48,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:48,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:48,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:48:48,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 02:48:48,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:48:48,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-09-25 02:48:48,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:48:48,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 02:48:48,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:48:48,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 02:48:48,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:48:48,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 02:48:48,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:48,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:48,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:48:48,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 02:48:48,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:48:48,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-09-25 02:48:48,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:48:48,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-25 02:48:48,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:48:48,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 02:48:48,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:48:48,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-09-25 02:48:48,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:48,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:48,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:48:48,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-25 02:48:48,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:48:48,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-25 02:48:48,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:48:48,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:48:48,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-09-25 02:48:48,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:48:48,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:48:48,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 02:48:48,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:48,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:48,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:48:48,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 02:48:48,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:48:48,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-25 02:48:48,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:48:48,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:48:48,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:48:48,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:48:48,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:48:48,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-09-25 02:48:48,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:48,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:48,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:48:48,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 02:48:48,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:48:48,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-25 02:48:48,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:48:48,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:48:48,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-25 02:48:48,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:48:48,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:48:48,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-09-25 02:48:48,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:48,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:48,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:48:48,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-25 02:48:48,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:48:48,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-09-25 02:48:48,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:48:48,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:48:48,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-09-25 02:48:48,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:48:48,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:48:48,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 02:48:48,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:48,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:48,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:48:48,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 02:48:48,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:48:48,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 02:48:48,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:48:48,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:48:48,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:48:48,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:48:48,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:48:48,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-25 02:48:48,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:48,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:48,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:48:48,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 02:48:48,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:48:48,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-09-25 02:48:48,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:48:48,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:48:48,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-09-25 02:48:48,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:48:48,821 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:48:48,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 02:48:48,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:48,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:48,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:48:48,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 02:48:48,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:48:48,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-25 02:48:48,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:48:48,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:48:48,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:48:48,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:48:48,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:48:48,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-09-25 02:48:48,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:48,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:48,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:48:48,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 02:48:48,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:48:48,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-09-25 02:48:48,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:48:48,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:48:48,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-25 02:48:48,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:48:48,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:48:48,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-09-25 02:48:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:48,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:48,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:48:48,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 02:48:48,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:48:48,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-09-25 02:48:48,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:48:48,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:48:48,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-09-25 02:48:48,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:48:48,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:48:48,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 02:48:48,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:48,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:48,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:48:48,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 02:48:48,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:48:48,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-25 02:48:48,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:48:48,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:48:48,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:48:48,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:48:48,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:48:48,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-25 02:48:48,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:48,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:48,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:48:48,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 02:48:48,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:48:48,997 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-09-25 02:48:48,997 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:48:48,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:48:48,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-09-25 02:48:48,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:48:48,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:48:49,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 02:48:49,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:49,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:49,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:48:49,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 02:48:49,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:48:49,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-25 02:48:49,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:48:49,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:48:49,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:48:49,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:48:49,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:48:49,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-09-25 02:48:49,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:49,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:48:49,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:48:49,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 02:48:49,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:48:49,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 02:48:49,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:48:49,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:48:49,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-25 02:48:49,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:48:49,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:48:49,282 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-09-25 02:48:49,283 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1072138704] [2020-09-25 02:48:49,285 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-25 02:48:49,286 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-09-25 02:48:49,287 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753778620] [2020-09-25 02:48:49,297 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-25 02:48:49,297 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 02:48:49,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-25 02:48:49,321 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=239, Unknown=0, NotChecked=0, Total=272 [2020-09-25 02:48:49,324 INFO L87 Difference]: Start difference. First operand 581 states. Second operand 17 states. [2020-09-25 02:48:50,808 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2020-09-25 02:48:51,077 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2020-09-25 02:48:51,327 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 146 [2020-09-25 02:48:51,552 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2020-09-25 02:48:51,827 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-09-25 02:48:52,111 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-09-25 02:48:52,332 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-09-25 02:48:52,551 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-09-25 02:48:52,826 WARN L193 SmtUtils]: Spent 167.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-09-25 02:48:53,047 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-09-25 02:48:53,279 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-09-25 02:48:53,532 WARN L193 SmtUtils]: Spent 194.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-09-25 02:48:57,832 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 02:48:57,832 INFO L93 Difference]: Finished difference Result 1081 states and 1239 transitions. [2020-09-25 02:48:57,834 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-09-25 02:48:57,836 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 301 [2020-09-25 02:48:57,837 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 02:48:57,869 INFO L225 Difference]: With dead ends: 1081 [2020-09-25 02:48:57,870 INFO L226 Difference]: Without dead ends: 641 [2020-09-25 02:48:57,879 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 126 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=156, Invalid=966, Unknown=0, NotChecked=0, Total=1122 [2020-09-25 02:48:57,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 641 states. [2020-09-25 02:48:58,032 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 641 to 504. [2020-09-25 02:48:58,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 504 states. [2020-09-25 02:48:58,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 544 transitions. [2020-09-25 02:48:58,044 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 544 transitions. Word has length 301 [2020-09-25 02:48:58,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 02:48:58,045 INFO L479 AbstractCegarLoop]: Abstraction has 504 states and 544 transitions. [2020-09-25 02:48:58,046 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-25 02:48:58,048 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 544 transitions. [2020-09-25 02:48:58,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 316 [2020-09-25 02:48:58,057 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 02:48:58,058 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 02:48:58,058 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-25 02:48:58,058 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 02:48:58,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 02:48:58,059 INFO L82 PathProgramCache]: Analyzing trace with hash -386211786, now seen corresponding path program 1 times [2020-09-25 02:48:58,059 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 02:48:58,059 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [709309977] [2020-09-25 02:48:58,060 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 02:48:58,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:48:58,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:03,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:03,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 378 [2020-09-25 02:49:03,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:03,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4898 [2020-09-25 02:49:03,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:03,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-09-25 02:49:03,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-09-25 02:49:03,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 314 [2020-09-25 02:49:03,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:03,441 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-09-25 02:49:03,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 02:49:03,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:03,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:03,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:03,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-09-25 02:49:03,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:03,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 305 [2020-09-25 02:49:03,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:03,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-25 02:49:03,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:03,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-09-25 02:49:03,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:03,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-09-25 02:49:03,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:03,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:03,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:03,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 02:49:03,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:03,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-25 02:49:03,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:03,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:49:03,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:03,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 02:49:03,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:03,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-09-25 02:49:03,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:03,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:03,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:03,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 02:49:03,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:03,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 02:49:03,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:03,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:49:03,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:03,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-25 02:49:03,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:03,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-09-25 02:49:03,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:03,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:03,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:03,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 02:49:03,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:03,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-09-25 02:49:03,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:03,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:49:03,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:03,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-09-25 02:49:03,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:03,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 02:49:03,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:03,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:03,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:03,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 02:49:03,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:03,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 02:49:03,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:03,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:03,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:03,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:03,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:03,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-09-25 02:49:03,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:04,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:04,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:04,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-09-25 02:49:04,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:04,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 86 [2020-09-25 02:49:04,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:04,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:49:04,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:04,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-09-25 02:49:04,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:04,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 02:49:04,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:04,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:04,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:04,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-09-25 02:49:04,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:04,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-09-25 02:49:04,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:04,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:04,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:04,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:04,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:04,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 02:49:04,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:04,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:04,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:04,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-09-25 02:49:04,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:04,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-09-25 02:49:04,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:04,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:04,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:04,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:04,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:04,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 02:49:04,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:04,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:04,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:04,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-09-25 02:49:04,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:04,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-09-25 02:49:04,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:04,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:04,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:04,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:04,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:04,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-25 02:49:04,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:04,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:04,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:04,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 02:49:04,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:04,228 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-25 02:49:04,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:04,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:04,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:04,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:04,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:04,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-25 02:49:04,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:04,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:04,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:04,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 02:49:04,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:04,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-25 02:49:04,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:04,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:04,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:04,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:04,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:04,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-09-25 02:49:04,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:04,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:04,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:04,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-25 02:49:04,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:04,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-09-25 02:49:04,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:04,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:49:04,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:04,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-25 02:49:04,286 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:04,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 02:49:04,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:04,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:04,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:04,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 02:49:04,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:04,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 02:49:04,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:04,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:04,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:04,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:04,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:04,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-09-25 02:49:04,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:04,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:04,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:04,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 02:49:04,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:04,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-09-25 02:49:04,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:04,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:49:04,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:04,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-25 02:49:04,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:04,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-09-25 02:49:04,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:04,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:04,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:04,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-25 02:49:04,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:04,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-09-25 02:49:04,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:04,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:49:04,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:04,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-25 02:49:04,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:04,387 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 02:49:04,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:04,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:04,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:04,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 02:49:04,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:04,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 02:49:04,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:04,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:04,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:04,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:04,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:04,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-09-25 02:49:04,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:04,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:04,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:04,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 02:49:04,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:04,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-09-25 02:49:04,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:04,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:49:04,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:04,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 02:49:04,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:04,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 02:49:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:04,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:04,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:04,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 02:49:04,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:04,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-25 02:49:04,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:04,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:04,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:04,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:04,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:04,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2020-09-25 02:49:04,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:04,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:04,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:04,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 02:49:04,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:04,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-25 02:49:04,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:04,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:49:04,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:04,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-25 02:49:04,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:04,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2020-09-25 02:49:04,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:04,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:04,544 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:04,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 02:49:04,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:04,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-09-25 02:49:04,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:04,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:49:04,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:04,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 02:49:04,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:04,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 02:49:04,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:04,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:04,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:04,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 02:49:04,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:04,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 02:49:04,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:04,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:04,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:04,573 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:04,573 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:04,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-09-25 02:49:04,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:04,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:04,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:04,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 02:49:04,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:04,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-25 02:49:04,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:04,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:49:04,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:04,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-25 02:49:04,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:04,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 02:49:04,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:04,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:04,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:04,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 02:49:04,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:04,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 02:49:04,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:04,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:04,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:04,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:04,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:04,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2020-09-25 02:49:04,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:04,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:04,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:04,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 02:49:04,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:04,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-09-25 02:49:04,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:04,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-25 02:49:04,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-25 02:49:04,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-25 02:49:04,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:04,967 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2020-09-25 02:49:04,968 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [709309977] [2020-09-25 02:49:04,968 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-25 02:49:04,968 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-25 02:49:04,969 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958417138] [2020-09-25 02:49:04,972 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-25 02:49:04,973 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 02:49:04,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-25 02:49:04,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-09-25 02:49:04,974 INFO L87 Difference]: Start difference. First operand 504 states and 544 transitions. Second operand 10 states. [2020-09-25 02:49:05,306 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-09-25 02:49:07,332 WARN L193 SmtUtils]: Spent 153.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2020-09-25 02:49:07,863 WARN L193 SmtUtils]: Spent 144.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-09-25 02:49:11,923 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 02:49:11,924 INFO L93 Difference]: Finished difference Result 1549 states and 1743 transitions. [2020-09-25 02:49:11,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-09-25 02:49:11,924 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 315 [2020-09-25 02:49:11,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 02:49:11,950 INFO L225 Difference]: With dead ends: 1549 [2020-09-25 02:49:11,950 INFO L226 Difference]: Without dead ends: 1546 [2020-09-25 02:49:11,953 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 80 GetRequests, 58 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=147, Invalid=405, Unknown=0, NotChecked=0, Total=552 [2020-09-25 02:49:11,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1546 states. [2020-09-25 02:49:12,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1546 to 1305. [2020-09-25 02:49:12,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1305 states. [2020-09-25 02:49:12,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1305 states to 1305 states and 1431 transitions. [2020-09-25 02:49:12,124 INFO L78 Accepts]: Start accepts. Automaton has 1305 states and 1431 transitions. Word has length 315 [2020-09-25 02:49:12,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 02:49:12,126 INFO L479 AbstractCegarLoop]: Abstraction has 1305 states and 1431 transitions. [2020-09-25 02:49:12,126 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-25 02:49:12,126 INFO L276 IsEmpty]: Start isEmpty. Operand 1305 states and 1431 transitions. [2020-09-25 02:49:12,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2020-09-25 02:49:12,135 INFO L414 BasicCegarLoop]: Found error trace [2020-09-25 02:49:12,136 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-25 02:49:12,136 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-25 02:49:12,137 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-25 02:49:12,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-25 02:49:12,137 INFO L82 PathProgramCache]: Analyzing trace with hash -1407983841, now seen corresponding path program 1 times [2020-09-25 02:49:12,138 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-25 02:49:12,138 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [690357753] [2020-09-25 02:49:12,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-25 02:49:12,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:12,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:13,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:16,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:17,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:17,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 420 [2020-09-25 02:49:17,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-25 02:49:17,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5055 [2020-09-25 02:49:17,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:17,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-25 02:49:17,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 372 [2020-09-25 02:49:17,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-09-25 02:49:17,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:17,729 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-09-25 02:49:17,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-25 02:49:17,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:17,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:17,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:17,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-09-25 02:49:17,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:17,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 118 [2020-09-25 02:49:17,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:17,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:17,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:17,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:17,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:17,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-09-25 02:49:17,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:17,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:17,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:17,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 02:49:17,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:17,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 02:49:17,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:17,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:17,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:17,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:17,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:17,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-09-25 02:49:17,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:17,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:17,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:17,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-25 02:49:17,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:17,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-25 02:49:17,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:17,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:17,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:17,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:17,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:17,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-09-25 02:49:17,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:17,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:17,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:17,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-25 02:49:17,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:17,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-25 02:49:17,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:17,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:17,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:17,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:17,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:17,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 02:49:17,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:17,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:17,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:17,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-25 02:49:17,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:17,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 02:49:17,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:17,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:17,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:17,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:17,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:17,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-09-25 02:49:18,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:18,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:18,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:18,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-09-25 02:49:18,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:18,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-09-25 02:49:18,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:18,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:18,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:18,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:18,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:18,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 02:49:18,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:18,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:18,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:18,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-09-25 02:49:18,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:18,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-09-25 02:49:18,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:18,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:18,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:18,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:18,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:18,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 02:49:18,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:18,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:18,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:18,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-09-25 02:49:18,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:18,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-09-25 02:49:18,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:18,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:18,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:18,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:18,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:18,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 02:49:18,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:18,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:18,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:18,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-09-25 02:49:18,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:18,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-09-25 02:49:18,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:18,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:18,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:18,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:18,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:18,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-25 02:49:18,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:18,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:18,228 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:18,228 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 02:49:18,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:18,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 02:49:18,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:18,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:18,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:18,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:18,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:18,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-25 02:49:18,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:18,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:18,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:18,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 02:49:18,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:18,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-25 02:49:18,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:18,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:18,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:18,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:18,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:18,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-09-25 02:49:18,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:18,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:18,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:18,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-25 02:49:18,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:18,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 02:49:18,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:18,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:18,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:18,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:18,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:18,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 02:49:18,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:18,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:18,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:18,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 02:49:18,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:18,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 02:49:18,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:18,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:18,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:18,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:18,294 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:18,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-09-25 02:49:18,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:18,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:18,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:18,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-25 02:49:18,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:18,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-25 02:49:18,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:18,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:18,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:18,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:18,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:18,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-09-25 02:49:18,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:18,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:18,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:18,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-25 02:49:18,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:18,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-25 02:49:18,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:18,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:18,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:18,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:18,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:18,349 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-25 02:49:18,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:18,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:18,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:18,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 02:49:18,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:18,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-25 02:49:18,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:18,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:18,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:18,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:18,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:18,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-09-25 02:49:18,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:18,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:18,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:18,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 02:49:18,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:18,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 02:49:18,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:18,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:18,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:18,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:18,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:18,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 02:49:18,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:18,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:18,405 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:18,405 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 02:49:18,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:18,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-25 02:49:18,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:18,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:18,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:18,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:18,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:18,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2020-09-25 02:49:18,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:18,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:18,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:18,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 02:49:18,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:18,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-25 02:49:18,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:18,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:18,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:18,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:18,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:18,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2020-09-25 02:49:18,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:18,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:18,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:18,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 02:49:18,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:18,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-09-25 02:49:18,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:18,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:18,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:18,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:18,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:18,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-25 02:49:18,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:18,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:18,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:18,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-25 02:49:18,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:18,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-25 02:49:18,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:18,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:18,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:18,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:18,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:18,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-09-25 02:49:18,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:18,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:18,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:18,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-25 02:49:18,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:18,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-25 02:49:18,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:18,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:18,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:18,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:18,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:18,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-25 02:49:18,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:18,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:18,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:18,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-25 02:49:18,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:18,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-25 02:49:18,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:18,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:18,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:18,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:18,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:18,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2020-09-25 02:49:18,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:18,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:18,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:18,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 02:49:18,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:18,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-25 02:49:18,537 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:18,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-25 02:49:18,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:18,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-25 02:49:18,538 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-25 02:49:18,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2020-09-25 02:49:18,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:18,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:18,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:18,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-25 02:49:18,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:18,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-09-25 02:49:18,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:18,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:49:18,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:18,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-25 02:49:18,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:18,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-25 02:49:18,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:18,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:18,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:18,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-25 02:49:18,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:18,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-09-25 02:49:18,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:18,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:49:18,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:18,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-25 02:49:18,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:18,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2020-09-25 02:49:18,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-25 02:49:18,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-25 02:49:18,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-25 02:49:18,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-25 02:49:18,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-25 02:49:18,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-25 02:49:18,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: NARROWEST [2020-09-25 02:49:18,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-25 02:49:18,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-25 02:49:18,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-25 02:49:18,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-25 02:49:18,850 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2020-09-25 02:49:18,850 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [690357753] [2020-09-25 02:49:18,851 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-25 02:49:18,851 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-09-25 02:49:18,852 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1745181764] [2020-09-25 02:49:18,852 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-25 02:49:18,853 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-25 02:49:18,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-25 02:49:18,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2020-09-25 02:49:18,853 INFO L87 Difference]: Start difference. First operand 1305 states and 1431 transitions. Second operand 7 states. [2020-09-25 02:49:21,770 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-09-25 02:49:24,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-25 02:49:24,192 INFO L93 Difference]: Finished difference Result 1940 states and 2171 transitions. [2020-09-25 02:49:24,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-09-25 02:49:24,193 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 351 [2020-09-25 02:49:24,197 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-25 02:49:24,198 INFO L225 Difference]: With dead ends: 1940 [2020-09-25 02:49:24,198 INFO L226 Difference]: Without dead ends: 0 [2020-09-25 02:49:24,205 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=84, Invalid=188, Unknown=0, NotChecked=0, Total=272 [2020-09-25 02:49:24,205 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-25 02:49:24,205 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-25 02:49:24,206 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-25 02:49:24,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-25 02:49:24,208 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 351 [2020-09-25 02:49:24,208 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-25 02:49:24,209 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-25 02:49:24,209 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-25 02:49:24,209 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-25 02:49:24,209 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-25 02:49:24,209 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-25 02:49:24,213 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.