/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=LOWLEXORDER --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 [2020-09-24 22:19:10,165 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-24 22:19:10,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-24 22:19:10,196 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-24 22:19:10,197 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-24 22:19:10,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-24 22:19:10,200 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-24 22:19:10,202 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-24 22:19:10,204 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-24 22:19:10,205 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-24 22:19:10,207 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-24 22:19:10,208 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-24 22:19:10,209 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-24 22:19:10,210 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-24 22:19:10,214 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-24 22:19:10,215 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-24 22:19:10,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-24 22:19:10,218 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-24 22:19:10,223 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-24 22:19:10,229 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-24 22:19:10,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-24 22:19:10,237 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-24 22:19:10,241 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-24 22:19:10,242 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-24 22:19:10,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-24 22:19:10,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-24 22:19:10,248 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-24 22:19:10,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-24 22:19:10,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-24 22:19:10,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-24 22:19:10,255 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-24 22:19:10,256 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-24 22:19:10,257 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-24 22:19:10,258 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-24 22:19:10,260 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-24 22:19:10,260 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-24 22:19:10,261 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-24 22:19:10,261 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-24 22:19:10,261 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-24 22:19:10,263 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-24 22:19:10,264 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-24 22:19:10,265 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 [2020-09-24 22:19:10,324 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-24 22:19:10,325 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-24 22:19:10,327 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-24 22:19:10,327 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-24 22:19:10,327 INFO L138 SettingsManager]: * Use SBE=true [2020-09-24 22:19:10,328 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-24 22:19:10,329 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-24 22:19:10,329 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-24 22:19:10,329 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-24 22:19:10,329 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-24 22:19:10,330 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-24 22:19:10,331 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-24 22:19:10,331 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-24 22:19:10,331 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-24 22:19:10,332 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-24 22:19:10,332 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-24 22:19:10,332 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-24 22:19:10,332 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-24 22:19:10,332 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-24 22:19:10,333 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-24 22:19:10,333 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-24 22:19:10,333 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-24 22:19:10,333 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-24 22:19:10,333 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-24 22:19:10,334 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-24 22:19:10,334 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-24 22:19:10,334 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-24 22:19:10,334 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=LOWLEXORDER;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=LOWLEXORDER;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=LOWLEXORDER;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=LOWLEXORDER;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=LOWLEXORDER;log-additional-information=true; [2020-09-24 22:19:10,831 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-24 22:19:10,851 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-24 22:19:10,855 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-24 22:19:10,857 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-24 22:19:10,858 INFO L275 PluginConnector]: CDTParser initialized [2020-09-24 22:19:10,859 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2020-09-24 22:19:10,933 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c46649dde/07909052aa4a4dcabb93285b9b54335f/FLAGec5061039 [2020-09-24 22:19:11,702 INFO L306 CDTParser]: Found 1 translation units. [2020-09-24 22:19:11,703 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2020-09-24 22:19:11,722 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c46649dde/07909052aa4a4dcabb93285b9b54335f/FLAGec5061039 [2020-09-24 22:19:11,852 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c46649dde/07909052aa4a4dcabb93285b9b54335f [2020-09-24 22:19:11,866 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-24 22:19:11,873 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-24 22:19:11,874 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-24 22:19:11,875 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-24 22:19:11,881 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-24 22:19:11,882 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 10:19:11" (1/1) ... [2020-09-24 22:19:11,888 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@648a735a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 10:19:11, skipping insertion in model container [2020-09-24 22:19:11,888 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 10:19:11" (1/1) ... [2020-09-24 22:19:11,899 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-24 22:19:11,969 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-24 22:19:12,656 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 22:19:12,673 INFO L203 MainTranslator]: Completed pre-run [2020-09-24 22:19:12,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 22:19:12,840 INFO L208 MainTranslator]: Completed translation [2020-09-24 22:19:12,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 10:19:12 WrapperNode [2020-09-24 22:19:12,842 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-24 22:19:12,843 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-24 22:19:12,843 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-24 22:19:12,844 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-24 22:19:12,863 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 10:19:12" (1/1) ... [2020-09-24 22:19:12,864 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 10:19:12" (1/1) ... [2020-09-24 22:19:12,893 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 10:19:12" (1/1) ... [2020-09-24 22:19:12,893 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 10:19:12" (1/1) ... [2020-09-24 22:19:12,944 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 10:19:12" (1/1) ... [2020-09-24 22:19:12,956 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 10:19:12" (1/1) ... [2020-09-24 22:19:12,962 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 10:19:12" (1/1) ... [2020-09-24 22:19:12,974 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-24 22:19:12,980 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-24 22:19:12,984 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-24 22:19:12,985 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-24 22:19:12,991 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 10:19:12" (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 [2020-09-24 22:19:13,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-24 22:19:13,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-24 22:19:13,082 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-09-24 22:19:13,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-09-24 22:19:13,082 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-09-24 22:19:13,082 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-09-24 22:19:13,083 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-09-24 22:19:13,083 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2020-09-24 22:19:13,083 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2020-09-24 22:19:13,083 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_read_ch [2020-09-24 22:19:13,084 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_add_raw [2020-09-24 22:19:13,084 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2020-09-24 22:19:13,084 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_ch_show [2020-09-24 22:19:13,084 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_label_show [2020-09-24 22:19:13,084 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_create_attr [2020-09-24 22:19:13,085 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2020-09-24 22:19:13,085 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_probe [2020-09-24 22:19:13,085 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove [2020-09-24 22:19:13,085 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_init [2020-09-24 22:19:13,086 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_exit [2020-09-24 22:19:13,086 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-24 22:19:13,086 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-09-24 22:19:13,086 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-09-24 22:19:13,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_5 [2020-09-24 22:19:13,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_6 [2020-09-24 22:19:13,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-09-24 22:19:13,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-09-24 22:19:13,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-09-24 22:19:13,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-09-24 22:19:13,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-09-24 22:19:13,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-09-24 22:19:13,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2020-09-24 22:19:13,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2020-09-24 22:19:13,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-09-24 22:19:13,088 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-09-24 22:19:13,088 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-09-24 22:19:13,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-09-24 22:19:13,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2020-09-24 22:19:13,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-09-24 22:19:13,089 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-09-24 22:19:13,089 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2020-09-24 22:19:13,090 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2020-09-24 22:19:13,090 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2020-09-24 22:19:13,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-09-24 22:19:13,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-09-24 22:19:13,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2020-09-24 22:19:13,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2020-09-24 22:19:13,091 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2020-09-24 22:19:13,091 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-09-24 22:19:13,091 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_register [2020-09-24 22:19:13,091 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2020-09-24 22:19:13,091 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_read [2020-09-24 22:19:13,092 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_register [2020-09-24 22:19:13,092 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2020-09-24 22:19:13,092 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-09-24 22:19:13,092 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-24 22:19:13,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-09-24 22:19:13,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-09-24 22:19:13,093 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-09-24 22:19:13,093 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-09-24 22:19:13,093 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2020-09-24 22:19:13,093 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-09-24 22:19:13,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_5 [2020-09-24 22:19:13,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_6 [2020-09-24 22:19:13,094 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2020-09-24 22:19:13,094 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-09-24 22:19:13,094 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-09-24 22:19:13,094 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2020-09-24 22:19:13,094 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-09-24 22:19:13,095 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-09-24 22:19:13,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2020-09-24 22:19:13,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2020-09-24 22:19:13,095 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-09-24 22:19:13,095 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-24 22:19:13,095 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-24 22:19:13,096 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-09-24 22:19:13,096 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-24 22:19:13,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-09-24 22:19:13,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-24 22:19:13,096 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-09-24 22:19:13,096 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-09-24 22:19:13,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-09-24 22:19:13,097 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-09-24 22:19:13,097 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-09-24 22:19:13,097 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-09-24 22:19:13,097 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2020-09-24 22:19:13,097 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2020-09-24 22:19:13,098 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2020-09-24 22:19:13,098 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2020-09-24 22:19:13,098 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2020-09-24 22:19:13,098 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2020-09-24 22:19:13,098 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_read [2020-09-24 22:19:13,098 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_register [2020-09-24 22:19:13,099 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2020-09-24 22:19:13,099 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_read_ch [2020-09-24 22:19:13,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-24 22:19:13,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-24 22:19:13,099 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_add_raw [2020-09-24 22:19:13,099 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2020-09-24 22:19:13,099 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_ch_show [2020-09-24 22:19:13,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-24 22:19:13,100 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_label_show [2020-09-24 22:19:13,100 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_create_attr [2020-09-24 22:19:13,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-24 22:19:13,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-24 22:19:13,100 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2020-09-24 22:19:13,101 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_probe [2020-09-24 22:19:13,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-24 22:19:13,101 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove [2020-09-24 22:19:13,101 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_init [2020-09-24 22:19:13,101 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_exit [2020-09-24 22:19:13,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-09-24 22:19:13,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-09-24 22:19:13,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2020-09-24 22:19:13,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-09-24 22:19:13,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2020-09-24 22:19:13,102 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-24 22:19:13,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-09-24 22:19:13,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-09-24 22:19:13,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-09-24 22:19:13,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-09-24 22:19:13,103 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-24 22:19:13,103 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-24 22:19:13,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-24 22:19:13,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-24 22:19:13,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-24 22:19:14,867 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-24 22:19:14,867 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-24 22:19:14,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 10:19:14 BoogieIcfgContainer [2020-09-24 22:19:14,882 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-24 22:19:14,888 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-24 22:19:14,889 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-24 22:19:14,894 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-24 22:19:14,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.09 10:19:11" (1/3) ... [2020-09-24 22:19:14,896 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@447d54a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 10:19:14, skipping insertion in model container [2020-09-24 22:19:14,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 10:19:12" (2/3) ... [2020-09-24 22:19:14,898 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@447d54a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 10:19:14, skipping insertion in model container [2020-09-24 22:19:14,898 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 10:19:14" (3/3) ... [2020-09-24 22:19:14,901 INFO L109 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2020-09-24 22:19:14,917 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-24 22:19:14,930 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-24 22:19:14,954 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-24 22:19:14,997 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-24 22:19:14,997 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-24 22:19:14,997 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-24 22:19:15,006 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-24 22:19:15,007 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-24 22:19:15,007 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-24 22:19:15,007 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-24 22:19:15,007 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-24 22:19:15,057 INFO L276 IsEmpty]: Start isEmpty. Operand 581 states. [2020-09-24 22:19:15,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 302 [2020-09-24 22:19:15,101 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 22:19:15,107 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] [2020-09-24 22:19:15,107 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 22:19:15,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 22:19:15,117 INFO L82 PathProgramCache]: Analyzing trace with hash 569274542, now seen corresponding path program 1 times [2020-09-24 22:19:15,127 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 22:19:15,128 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1971077015] [2020-09-24 22:19:15,128 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 22:19:15,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:15,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:18,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:20,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:20,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 360 [2020-09-24 22:19:20,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-24 22:19:20,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-09-24 22:19:20,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:20,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-09-24 22:19:20,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-09-24 22:19:20,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 296 [2020-09-24 22:19:20,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-09-24 22:19:21,264 WARN L193 SmtUtils]: Spent 190.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-09-24 22:19:21,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 22:19:21,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:21,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:21,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:21,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-09-24 22:19:21,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:21,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 321 [2020-09-24 22:19:21,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:21,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-24 22:19:21,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:21,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-09-24 22:19:21,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:21,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-09-24 22:19:21,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:21,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:21,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:21,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 22:19:21,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:21,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-24 22:19:21,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:21,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 22:19:21,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:21,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 22:19:21,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:21,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-09-24 22:19:21,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:21,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:21,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:21,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 22:19:21,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:21,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-24 22:19:21,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:21,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 22:19:21,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:21,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 22:19:21,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:21,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-09-24 22:19:21,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:21,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:21,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:21,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-24 22:19:21,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:21,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-09-24 22:19:21,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:21,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 22:19:21,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:21,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-09-24 22:19:21,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:21,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 22:19:21,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:21,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:21,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:21,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 22:19:21,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:21,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-24 22:19:21,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:21,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:21,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:21,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:21,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:21,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-09-24 22:19:21,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:21,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:21,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:21,946 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-09-24 22:19:21,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:21,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-09-24 22:19:21,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:21,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 22:19:21,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:21,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-09-24 22:19:21,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:21,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 22:19:21,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:21,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:21,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:21,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 22:19:21,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:21,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-09-24 22:19:21,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:21,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:21,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:21,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:21,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:22,007 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 22:19:22,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:22,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:22,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:22,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-24 22:19:22,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:22,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-09-24 22:19:22,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:22,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:22,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:22,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:22,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:22,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 22:19:22,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:22,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:22,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:22,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 22:19:22,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:22,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 22:19:22,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:22,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:22,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:22,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:22,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:22,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-09-24 22:19:22,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:22,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:22,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:22,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-24 22:19:22,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:22,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-09-24 22:19:22,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:22,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 22:19:22,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:22,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-24 22:19:22,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:22,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 22:19:22,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:22,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:22,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:22,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 22:19:22,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:22,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-24 22:19:22,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:22,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:22,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:22,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:22,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:22,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-09-24 22:19:22,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:22,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:22,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:22,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 22:19:22,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:22,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-09-24 22:19:22,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:22,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 22:19:22,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:22,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 22:19:22,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:22,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-09-24 22:19:22,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:22,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:22,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:22,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-24 22:19:22,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:22,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-09-24 22:19:22,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:22,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 22:19:22,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:22,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-24 22:19:22,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:22,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 22:19:22,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:22,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:22,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:22,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 22:19:22,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:22,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-24 22:19:22,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:22,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:22,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:22,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:22,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:22,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-24 22:19:22,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:22,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:22,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:22,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 22:19:22,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:22,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-09-24 22:19:22,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:22,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 22:19:22,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:22,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-24 22:19:22,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:22,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 22:19:22,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:22,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:22,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:22,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 22:19:22,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:22,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-24 22:19:22,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:22,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:22,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:22,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:22,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:22,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-09-24 22:19:22,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:22,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:22,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:22,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 22:19:22,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:22,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-24 22:19:22,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:22,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 22:19:22,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:22,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 22:19:22,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:22,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-09-24 22:19:22,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:22,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:22,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:22,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 22:19:22,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:22,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-09-24 22:19:22,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:22,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 22:19:22,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:22,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-24 22:19:22,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:22,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 22:19:22,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:22,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:22,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:22,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 22:19:22,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:22,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-24 22:19:22,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:22,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:22,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:22,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:22,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:22,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-24 22:19:22,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:22,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:22,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:22,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 22:19:22,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:22,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-09-24 22:19:22,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:22,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 22:19:22,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:22,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-24 22:19:22,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:22,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 22:19:22,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:22,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:22,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:22,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 22:19:22,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:22,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-24 22:19:22,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:22,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:22,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:22,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:22,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:22,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-09-24 22:19:22,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:22,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:22,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:22,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 22:19:22,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:22,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-09-24 22:19:22,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:22,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 22:19:22,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-24 22:19:22,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 22:19:22,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:22,807 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2020-09-24 22:19:22,808 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1971077015] [2020-09-24 22:19:22,810 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 22:19:22,811 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-24 22:19:22,811 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2110110215] [2020-09-24 22:19:22,819 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-24 22:19:22,819 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 22:19:22,838 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-24 22:19:22,839 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2020-09-24 22:19:22,842 INFO L87 Difference]: Start difference. First operand 581 states. Second operand 10 states. [2020-09-24 22:19:23,352 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-09-24 22:19:26,146 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2020-09-24 22:19:26,665 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-09-24 22:19:31,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 22:19:31,048 INFO L93 Difference]: Finished difference Result 2010 states and 2325 transitions. [2020-09-24 22:19:31,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-09-24 22:19:31,050 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 301 [2020-09-24 22:19:31,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 22:19:31,087 INFO L225 Difference]: With dead ends: 2010 [2020-09-24 22:19:31,088 INFO L226 Difference]: Without dead ends: 1534 [2020-09-24 22:19:31,100 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 96 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=147, Invalid=405, Unknown=0, NotChecked=0, Total=552 [2020-09-24 22:19:31,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1534 states. [2020-09-24 22:19:31,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1534 to 1245. [2020-09-24 22:19:31,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1245 states. [2020-09-24 22:19:31,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1245 states to 1245 states and 1362 transitions. [2020-09-24 22:19:31,340 INFO L78 Accepts]: Start accepts. Automaton has 1245 states and 1362 transitions. Word has length 301 [2020-09-24 22:19:31,341 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 22:19:31,342 INFO L479 AbstractCegarLoop]: Abstraction has 1245 states and 1362 transitions. [2020-09-24 22:19:31,342 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-24 22:19:31,342 INFO L276 IsEmpty]: Start isEmpty. Operand 1245 states and 1362 transitions. [2020-09-24 22:19:31,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 338 [2020-09-24 22:19:31,350 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 22:19:31,350 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] [2020-09-24 22:19:31,351 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-24 22:19:31,351 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 22:19:31,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 22:19:31,352 INFO L82 PathProgramCache]: Analyzing trace with hash 1160418199, now seen corresponding path program 1 times [2020-09-24 22:19:31,352 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 22:19:31,353 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2121945536] [2020-09-24 22:19:31,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 22:19:31,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:31,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:33,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:36,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:36,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:36,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 402 [2020-09-24 22:19:36,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-24 22:19:36,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-09-24 22:19:36,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:36,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-09-24 22:19:36,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 163 [2020-09-24 22:19:36,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-09-24 22:19:36,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-09-24 22:19:36,745 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-09-24 22:19:36,746 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 22:19:36,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:36,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:36,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:36,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-09-24 22:19:36,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:36,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-09-24 22:19:36,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:36,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:36,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:36,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:36,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:36,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-09-24 22:19:36,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:36,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:36,909 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:36,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 22:19:36,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:36,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-24 22:19:36,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:36,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:36,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:36,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:36,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:36,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-09-24 22:19:36,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:36,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:36,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:36,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 22:19:36,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:36,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-24 22:19:36,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:36,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:36,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:36,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:36,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:36,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-09-24 22:19:36,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:36,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:36,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:36,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-24 22:19:36,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:36,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-24 22:19:36,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:36,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:36,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:36,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:36,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:36,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 22:19:36,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:36,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:36,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:36,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 22:19:36,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:36,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-24 22:19:36,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:36,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:36,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:36,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:36,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:37,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-09-24 22:19:37,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:37,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:37,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:37,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-09-24 22:19:37,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:37,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 255 [2020-09-24 22:19:37,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:37,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-09-24 22:19:37,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:37,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-09-24 22:19:37,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:37,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 22:19:37,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:37,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:37,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:37,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-09-24 22:19:37,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:37,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 141 [2020-09-24 22:19:37,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:37,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-09-24 22:19:37,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:37,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-09-24 22:19:37,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:37,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 22:19:37,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:37,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:37,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:37,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-24 22:19:37,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:37,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-09-24 22:19:37,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:37,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 22:19:37,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:37,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-24 22:19:37,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:37,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 22:19:37,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:37,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:37,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:37,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 22:19:37,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:37,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-24 22:19:37,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:37,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-24 22:19:37,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:37,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 22:19:37,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:37,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-09-24 22:19:37,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:37,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:37,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:37,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-24 22:19:37,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:37,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-09-24 22:19:37,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:37,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:37,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-09-24 22:19:37,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:37,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:37,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 22:19:37,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:37,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:37,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:37,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 22:19:37,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:37,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 22:19:37,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:37,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:37,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:37,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:37,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:37,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2020-09-24 22:19:37,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:37,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:37,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:37,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 22:19:37,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:37,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-24 22:19:37,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:37,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:37,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-09-24 22:19:37,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:37,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:37,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2020-09-24 22:19:37,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:37,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:37,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:37,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-24 22:19:37,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:37,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-09-24 22:19:37,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:37,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:37,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-09-24 22:19:37,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:37,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:37,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 22:19:37,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:37,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:37,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:37,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 22:19:37,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:37,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-24 22:19:37,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:37,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:37,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:37,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:37,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:37,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2020-09-24 22:19:37,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:37,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:38,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:38,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 22:19:38,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:38,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 22:19:38,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:38,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:38,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-09-24 22:19:38,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:38,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:38,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 22:19:38,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:38,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:38,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:38,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 22:19:38,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:38,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-24 22:19:38,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:38,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:38,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:38,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:38,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:38,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2020-09-24 22:19:38,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:38,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:38,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:38,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 22:19:38,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:38,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 22:19:38,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:38,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:38,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-09-24 22:19:38,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:38,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:38,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2020-09-24 22:19:38,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:38,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:38,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:38,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 22:19:38,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:38,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-09-24 22:19:38,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:38,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:38,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-09-24 22:19:38,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:38,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:38,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 22:19:38,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:38,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:38,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:38,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 22:19:38,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:38,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-09-24 22:19:38,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:38,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:38,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:38,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:38,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:38,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-09-24 22:19:38,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:38,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:38,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:38,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 22:19:38,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:38,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-24 22:19:38,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:38,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:38,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-09-24 22:19:38,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:38,142 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:38,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 22:19:38,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:38,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:38,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:38,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 22:19:38,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:38,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-24 22:19:38,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:38,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:38,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:38,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:38,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:38,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-09-24 22:19:38,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:38,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:38,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:38,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 22:19:38,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:38,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-24 22:19:38,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:38,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:38,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-24 22:19:38,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:38,203 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:38,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2020-09-24 22:19:38,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:38,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:38,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:38,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-24 22:19:38,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:38,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-09-24 22:19:38,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:38,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:38,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 23 [2020-09-24 22:19:38,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:38,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:38,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 22:19:38,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:38,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:38,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:38,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-24 22:19:38,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:38,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-24 22:19:38,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:38,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:38,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:38,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:38,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:38,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2020-09-24 22:19:38,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:38,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:38,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:38,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 22:19:38,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:38,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-24 22:19:38,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:38,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:38,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-24 22:19:38,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:38,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:38,503 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 5 proven. 4 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-09-24 22:19:38,504 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2121945536] [2020-09-24 22:19:38,504 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 22:19:38,504 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-09-24 22:19:38,505 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [152819104] [2020-09-24 22:19:38,509 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-09-24 22:19:38,509 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 22:19:38,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-09-24 22:19:38,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=270, Unknown=0, NotChecked=0, Total=306 [2020-09-24 22:19:38,511 INFO L87 Difference]: Start difference. First operand 1245 states and 1362 transitions. Second operand 18 states. [2020-09-24 22:19:39,713 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-09-24 22:19:39,942 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-09-24 22:19:40,161 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-09-24 22:19:40,369 WARN L193 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-09-24 22:19:40,604 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-09-24 22:19:40,831 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-09-24 22:19:41,041 WARN L193 SmtUtils]: Spent 162.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-09-24 22:19:41,261 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-09-24 22:19:41,515 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-09-24 22:19:41,775 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-09-24 22:19:41,999 WARN L193 SmtUtils]: Spent 165.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-09-24 22:19:42,215 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 142 [2020-09-24 22:19:46,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 22:19:46,405 INFO L93 Difference]: Finished difference Result 2692 states and 3000 transitions. [2020-09-24 22:19:46,407 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-09-24 22:19:46,407 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 337 [2020-09-24 22:19:46,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 22:19:46,417 INFO L225 Difference]: With dead ends: 2692 [2020-09-24 22:19:46,418 INFO L226 Difference]: Without dead ends: 1539 [2020-09-24 22:19:46,423 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 88 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 188 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=234, Invalid=1172, Unknown=0, NotChecked=0, Total=1406 [2020-09-24 22:19:46,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1539 states. [2020-09-24 22:19:46,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1539 to 1363. [2020-09-24 22:19:46,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1363 states. [2020-09-24 22:19:46,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1363 states to 1363 states and 1503 transitions. [2020-09-24 22:19:46,526 INFO L78 Accepts]: Start accepts. Automaton has 1363 states and 1503 transitions. Word has length 337 [2020-09-24 22:19:46,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 22:19:46,527 INFO L479 AbstractCegarLoop]: Abstraction has 1363 states and 1503 transitions. [2020-09-24 22:19:46,527 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-09-24 22:19:46,527 INFO L276 IsEmpty]: Start isEmpty. Operand 1363 states and 1503 transitions. [2020-09-24 22:19:46,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2020-09-24 22:19:46,533 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 22:19:46,534 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] [2020-09-24 22:19:46,534 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-24 22:19:46,534 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 22:19:46,535 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 22:19:46,535 INFO L82 PathProgramCache]: Analyzing trace with hash -1407983841, now seen corresponding path program 1 times [2020-09-24 22:19:46,535 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 22:19:46,535 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1672119469] [2020-09-24 22:19:46,536 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 22:19:46,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:46,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:48,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:50,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:51,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:51,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 420 [2020-09-24 22:19:51,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-09-24 22:19:51,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5084 [2020-09-24 22:19:51,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:51,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 25 [2020-09-24 22:19:51,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-09-24 22:19:51,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 356 [2020-09-24 22:19:51,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:52,107 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-09-24 22:19:52,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 22:19:52,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:52,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:52,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:52,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-09-24 22:19:52,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:52,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 254 [2020-09-24 22:19:52,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:52,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-24 22:19:52,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:52,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-09-24 22:19:52,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:52,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-09-24 22:19:52,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:52,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:52,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:52,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 22:19:52,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:52,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-24 22:19:52,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:52,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 22:19:52,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:52,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 22:19:52,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:52,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-09-24 22:19:52,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:52,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:52,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:52,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-24 22:19:52,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:52,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-24 22:19:52,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:52,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 22:19:52,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:52,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-24 22:19:52,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:52,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-09-24 22:19:52,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:52,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:52,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:52,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-09-24 22:19:52,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:52,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-09-24 22:19:52,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:52,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 22:19:52,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:52,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-09-24 22:19:52,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:52,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 22:19:52,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:52,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:52,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:52,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-24 22:19:52,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:52,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-24 22:19:52,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:52,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:52,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:52,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:52,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:52,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-09-24 22:19:52,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:52,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:52,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:52,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-09-24 22:19:52,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:52,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-09-24 22:19:52,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:52,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 22:19:52,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:52,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-09-24 22:19:52,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:52,630 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 22:19:52,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:52,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:52,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:52,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-09-24 22:19:52,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:52,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-09-24 22:19:52,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:52,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:52,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:52,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:52,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:52,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 22:19:52,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:52,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:52,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:52,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-09-24 22:19:52,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:52,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-09-24 22:19:52,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:52,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:52,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:52,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:52,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:52,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 22:19:52,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:52,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:52,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:52,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-09-24 22:19:52,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:52,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-09-24 22:19:52,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:52,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:52,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:52,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:52,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:52,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-24 22:19:52,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:52,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:52,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:52,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 22:19:52,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:52,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-24 22:19:52,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:52,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:52,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:52,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:52,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:52,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-24 22:19:52,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:52,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:52,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:52,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 22:19:52,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:52,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-24 22:19:52,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:52,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:52,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:52,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:52,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-24 22:19:52,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-09-24 22:19:52,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:52,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:52,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:52,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-24 22:19:52,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:52,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-09-24 22:19:52,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:52,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 22:19:52,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:52,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-24 22:19:52,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:52,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 22:19:52,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:52,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:52,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:52,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 22:19:52,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:52,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-24 22:19:52,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:52,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:52,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:52,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:52,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:52,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-09-24 22:19:52,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:52,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:52,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:52,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-09-24 22:19:52,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:52,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-09-24 22:19:52,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:52,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 22:19:52,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:52,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-24 22:19:52,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:52,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2020-09-24 22:19:52,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:52,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:52,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:52,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-24 22:19:52,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:52,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-09-24 22:19:52,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:52,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 22:19:52,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:52,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-09-24 22:19:52,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:52,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-09-24 22:19:52,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:52,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:52,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:52,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 22:19:52,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:52,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-24 22:19:52,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:52,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:52,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:52,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:52,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:52,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2020-09-24 22:19:52,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:52,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:53,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:53,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 22:19:53,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:53,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-09-24 22:19:53,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:53,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 22:19:53,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:53,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-24 22:19:53,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:53,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 22:19:53,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:53,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:53,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:53,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 22:19:53,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:53,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-24 22:19:53,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:53,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:53,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:53,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:53,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:53,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2020-09-24 22:19:53,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:53,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:53,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:53,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 22:19:53,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:53,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-09-24 22:19:53,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:53,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 22:19:53,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:53,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-09-24 22:19:53,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:53,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2020-09-24 22:19:53,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:53,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:53,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:53,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 22:19:53,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:53,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-09-24 22:19:53,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:53,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 22:19:53,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:53,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-24 22:19:53,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:53,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 22:19:53,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:53,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:53,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:53,141 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-09-24 22:19:53,141 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:53,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-24 22:19:53,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:53,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:53,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:53,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:53,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:53,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-09-24 22:19:53,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:53,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:53,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:53,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-09-24 22:19:53,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:53,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-09-24 22:19:53,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:53,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-24 22:19:53,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:53,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-09-24 22:19:53,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:53,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 22:19:53,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:53,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:53,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:53,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-24 22:19:53,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:53,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-09-24 22:19:53,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:53,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-24 22:19:53,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-24 22:19:53,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-24 22:19:53,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:53,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2020-09-24 22:19:53,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:53,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:53,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:53,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 22:19:53,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:53,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-09-24 22:19:53,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:53,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 22:19:53,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-24 22:19:53,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 22:19:53,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:53,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2020-09-24 22:19:53,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:53,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:53,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:53,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:53,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-09-24 22:19:53,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-09-24 22:19:53,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 127 [2020-09-24 22:19:53,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:53,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-24 22:19:53,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-24 22:19:53,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-09-24 22:19:53,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:53,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 22:19:53,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:53,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:53,562 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:53,562 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-09-24 22:19:53,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:53,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-09-24 22:19:53,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:53,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 22:19:53,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-24 22:19:53,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-24 22:19:53,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:53,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2020-09-24 22:19:53,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 22:19:53,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-24 22:19:53,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-09-24 22:19:53,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-24 22:19:53,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-24 22:19:53,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-09-24 22:19:53,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: LOWLEXORDER [2020-09-24 22:19:53,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-24 22:19:53,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-24 22:19:53,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-24 22:19:53,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-24 22:19:53,862 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2020-09-24 22:19:53,863 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1672119469] [2020-09-24 22:19:53,863 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 22:19:53,864 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-09-24 22:19:53,864 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056181880] [2020-09-24 22:19:53,865 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-09-24 22:19:53,865 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 22:19:53,865 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-09-24 22:19:53,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2020-09-24 22:19:53,866 INFO L87 Difference]: Start difference. First operand 1363 states and 1503 transitions. Second operand 12 states. [2020-09-24 22:19:54,134 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-09-24 22:19:56,138 WARN L193 SmtUtils]: Spent 158.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-09-24 22:19:59,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 22:19:59,437 INFO L93 Difference]: Finished difference Result 2112 states and 2432 transitions. [2020-09-24 22:19:59,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-09-24 22:19:59,438 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 351 [2020-09-24 22:19:59,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 22:19:59,440 INFO L225 Difference]: With dead ends: 2112 [2020-09-24 22:19:59,440 INFO L226 Difference]: Without dead ends: 0 [2020-09-24 22:19:59,448 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 154 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=242, Invalid=688, Unknown=0, NotChecked=0, Total=930 [2020-09-24 22:19:59,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-24 22:19:59,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-24 22:19:59,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-24 22:19:59,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-24 22:19:59,450 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 351 [2020-09-24 22:19:59,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 22:19:59,450 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-24 22:19:59,451 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-09-24 22:19:59,451 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-24 22:19:59,451 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-24 22:19:59,451 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-24 22:19:59,454 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.