/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 --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=1000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLEST --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-eb0fd7c [2020-09-21 13:06:08,056 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-21 13:06:08,061 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-21 13:06:08,104 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-21 13:06:08,105 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-21 13:06:08,113 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-21 13:06:08,117 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-21 13:06:08,121 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-21 13:06:08,124 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-21 13:06:08,127 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-21 13:06:08,129 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-21 13:06:08,130 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-21 13:06:08,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-21 13:06:08,133 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-21 13:06:08,136 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-21 13:06:08,138 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-21 13:06:08,140 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-21 13:06:08,142 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-21 13:06:08,143 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-21 13:06:08,148 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-21 13:06:08,153 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-21 13:06:08,154 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-21 13:06:08,156 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-21 13:06:08,157 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-21 13:06:08,170 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-21 13:06:08,171 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-21 13:06:08,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-21 13:06:08,177 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-21 13:06:08,178 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-21 13:06:08,181 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-21 13:06:08,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-21 13:06:08,182 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-21 13:06:08,183 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-21 13:06:08,188 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-21 13:06:08,190 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-21 13:06:08,190 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-21 13:06:08,191 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-21 13:06:08,191 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-21 13:06:08,191 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-21 13:06:08,193 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-21 13:06:08,194 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-21 13:06:08,195 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 [2020-09-21 13:06:08,242 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-21 13:06:08,242 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-21 13:06:08,245 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-21 13:06:08,245 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-21 13:06:08,245 INFO L138 SettingsManager]: * Use SBE=true [2020-09-21 13:06:08,246 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-21 13:06:08,246 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-21 13:06:08,246 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-21 13:06:08,247 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-21 13:06:08,247 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-21 13:06:08,248 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-21 13:06:08,248 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-21 13:06:08,248 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-21 13:06:08,249 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-21 13:06:08,249 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-21 13:06:08,249 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-21 13:06:08,249 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-21 13:06:08,250 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-21 13:06:08,250 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 13:06:08,250 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-21 13:06:08,250 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-21 13:06:08,251 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-21 13:06:08,251 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-21 13:06:08,251 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-21 13:06:08,251 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-21 13:06:08,251 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-21 13:06:08,252 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-21 13:06:08,252 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.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=1000;interpolation-heuristic=SMALLEST;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=1000;interpolation-heuristic=SMALLEST;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=1000;interpolation-heuristic=SMALLEST;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=1000;interpolation-heuristic=SMALLEST;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=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; [2020-09-21 13:06:08,731 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-21 13:06:08,761 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-21 13:06:08,766 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-21 13:06:08,768 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-21 13:06:08,768 INFO L275 PluginConnector]: CDTParser initialized [2020-09-21 13:06:08,769 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2020-09-21 13:06:08,867 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2848c1850/a31788ae3de64c45957acac7d06caf6a/FLAG8029fce31 [2020-09-21 13:06:09,632 INFO L306 CDTParser]: Found 1 translation units. [2020-09-21 13:06:09,633 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2020-09-21 13:06:09,662 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2848c1850/a31788ae3de64c45957acac7d06caf6a/FLAG8029fce31 [2020-09-21 13:06:09,781 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/2848c1850/a31788ae3de64c45957acac7d06caf6a [2020-09-21 13:06:09,797 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-21 13:06:09,803 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-21 13:06:09,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-21 13:06:09,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-21 13:06:09,808 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-21 13:06:09,810 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 01:06:09" (1/1) ... [2020-09-21 13:06:09,814 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e0386e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 01:06:09, skipping insertion in model container [2020-09-21 13:06:09,814 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.09 01:06:09" (1/1) ... [2020-09-21 13:06:09,824 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-21 13:06:09,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-21 13:06:10,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 13:06:10,550 INFO L203 MainTranslator]: Completed pre-run [2020-09-21 13:06:10,735 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-21 13:06:10,784 INFO L208 MainTranslator]: Completed translation [2020-09-21 13:06:10,785 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 01:06:10 WrapperNode [2020-09-21 13:06:10,785 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-21 13:06:10,786 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-21 13:06:10,787 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-21 13:06:10,787 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-21 13:06:10,808 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 01:06:10" (1/1) ... [2020-09-21 13:06:10,809 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 01:06:10" (1/1) ... [2020-09-21 13:06:10,835 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 01:06:10" (1/1) ... [2020-09-21 13:06:10,836 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 01:06:10" (1/1) ... [2020-09-21 13:06:10,876 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 01:06:10" (1/1) ... [2020-09-21 13:06:10,882 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 01:06:10" (1/1) ... [2020-09-21 13:06:10,894 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 01:06:10" (1/1) ... [2020-09-21 13:06:10,910 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-21 13:06:10,911 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-21 13:06:10,911 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-21 13:06:10,911 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-21 13:06:10,916 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 01:06:10" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-21 13:06:10,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-21 13:06:10,998 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-21 13:06:10,998 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-09-21 13:06:10,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-09-21 13:06:10,999 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-09-21 13:06:10,999 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-09-21 13:06:10,999 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-09-21 13:06:10,999 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2020-09-21 13:06:11,000 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2020-09-21 13:06:11,000 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_read_ch [2020-09-21 13:06:11,000 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_add_raw [2020-09-21 13:06:11,000 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2020-09-21 13:06:11,000 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_ch_show [2020-09-21 13:06:11,001 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_label_show [2020-09-21 13:06:11,001 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_create_attr [2020-09-21 13:06:11,001 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2020-09-21 13:06:11,001 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_probe [2020-09-21 13:06:11,002 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove [2020-09-21 13:06:11,002 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_init [2020-09-21 13:06:11,002 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_exit [2020-09-21 13:06:11,002 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-21 13:06:11,003 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-09-21 13:06:11,003 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-09-21 13:06:11,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_5 [2020-09-21 13:06:11,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_6 [2020-09-21 13:06:11,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-09-21 13:06:11,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-09-21 13:06:11,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-09-21 13:06:11,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-09-21 13:06:11,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-09-21 13:06:11,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-09-21 13:06:11,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2020-09-21 13:06:11,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2020-09-21 13:06:11,005 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-09-21 13:06:11,005 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-09-21 13:06:11,005 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-09-21 13:06:11,005 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-09-21 13:06:11,005 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2020-09-21 13:06:11,005 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-09-21 13:06:11,005 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-09-21 13:06:11,006 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2020-09-21 13:06:11,006 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2020-09-21 13:06:11,006 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2020-09-21 13:06:11,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-09-21 13:06:11,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-09-21 13:06:11,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2020-09-21 13:06:11,007 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2020-09-21 13:06:11,007 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2020-09-21 13:06:11,007 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-09-21 13:06:11,007 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_register [2020-09-21 13:06:11,007 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2020-09-21 13:06:11,007 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_read [2020-09-21 13:06:11,007 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_register [2020-09-21 13:06:11,008 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2020-09-21 13:06:11,008 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-09-21 13:06:11,008 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-21 13:06:11,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-09-21 13:06:11,008 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-09-21 13:06:11,008 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-09-21 13:06:11,009 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-09-21 13:06:11,009 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2020-09-21 13:06:11,009 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-09-21 13:06:11,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_5 [2020-09-21 13:06:11,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_6 [2020-09-21 13:06:11,009 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2020-09-21 13:06:11,010 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-09-21 13:06:11,010 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-09-21 13:06:11,010 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2020-09-21 13:06:11,010 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-09-21 13:06:11,010 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-09-21 13:06:11,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2020-09-21 13:06:11,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2020-09-21 13:06:11,011 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-09-21 13:06:11,011 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-21 13:06:11,011 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-09-21 13:06:11,011 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-09-21 13:06:11,011 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-09-21 13:06:11,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-09-21 13:06:11,012 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-09-21 13:06:11,012 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-09-21 13:06:11,012 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-09-21 13:06:11,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-09-21 13:06:11,012 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-09-21 13:06:11,012 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-09-21 13:06:11,013 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-09-21 13:06:11,013 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2020-09-21 13:06:11,013 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2020-09-21 13:06:11,013 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2020-09-21 13:06:11,013 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2020-09-21 13:06:11,013 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2020-09-21 13:06:11,014 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2020-09-21 13:06:11,014 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_read [2020-09-21 13:06:11,014 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_register [2020-09-21 13:06:11,014 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2020-09-21 13:06:11,014 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_read_ch [2020-09-21 13:06:11,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-21 13:06:11,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-21 13:06:11,015 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_add_raw [2020-09-21 13:06:11,015 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2020-09-21 13:06:11,015 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_ch_show [2020-09-21 13:06:11,015 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-21 13:06:11,015 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_label_show [2020-09-21 13:06:11,016 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_create_attr [2020-09-21 13:06:11,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-21 13:06:11,016 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-21 13:06:11,016 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2020-09-21 13:06:11,016 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_probe [2020-09-21 13:06:11,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-21 13:06:11,017 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove [2020-09-21 13:06:11,017 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_init [2020-09-21 13:06:11,017 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_exit [2020-09-21 13:06:11,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-09-21 13:06:11,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-09-21 13:06:11,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2020-09-21 13:06:11,017 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-09-21 13:06:11,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2020-09-21 13:06:11,018 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-21 13:06:11,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-09-21 13:06:11,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-09-21 13:06:11,018 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-09-21 13:06:11,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-09-21 13:06:11,019 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-21 13:06:11,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-21 13:06:11,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-21 13:06:11,019 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-21 13:06:11,019 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-21 13:06:12,467 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-21 13:06:12,467 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-09-21 13:06:12,474 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 01:06:12 BoogieIcfgContainer [2020-09-21 13:06:12,474 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-21 13:06:12,475 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-21 13:06:12,475 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-21 13:06:12,479 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-21 13:06:12,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.09 01:06:09" (1/3) ... [2020-09-21 13:06:12,480 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bc2e417 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 01:06:12, skipping insertion in model container [2020-09-21 13:06:12,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.09 01:06:10" (2/3) ... [2020-09-21 13:06:12,481 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3bc2e417 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.09 01:06:12, skipping insertion in model container [2020-09-21 13:06:12,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.09 01:06:12" (3/3) ... [2020-09-21 13:06:12,483 INFO L109 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2020-09-21 13:06:12,495 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-21 13:06:12,507 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-21 13:06:12,530 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-21 13:06:12,567 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-21 13:06:12,567 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-21 13:06:12,567 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-21 13:06:12,567 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-21 13:06:12,568 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-21 13:06:12,568 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-21 13:06:12,568 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-21 13:06:12,568 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-21 13:06:12,598 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states. [2020-09-21 13:06:12,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-09-21 13:06:12,617 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 13:06:12,618 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 13:06:12,619 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 13:06:12,626 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 13:06:12,627 INFO L82 PathProgramCache]: Analyzing trace with hash 2009611199, now seen corresponding path program 1 times [2020-09-21 13:06:12,639 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 13:06:12,639 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2060315307] [2020-09-21 13:06:12,640 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 13:06:13,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:13,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:14,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:14,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 195 [2020-09-21 13:06:14,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:14,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1235 [2020-09-21 13:06:14,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:14,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-09-21 13:06:14,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 13:06:14,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 185 [2020-09-21 13:06:14,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-09-21 13:06:14,750 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-09-21 13:06:14,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 13:06:14,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:14,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:14,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:14,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:14,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:14,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 148 [2020-09-21 13:06:14,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:14,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 13:06:14,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:14,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-09-21 13:06:14,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:15,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 13:06:15,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:15,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:15,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:15,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 13:06:15,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:15,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-21 13:06:15,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:15,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 13:06:15,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:15,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 13:06:15,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:15,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 13:06:15,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:15,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:15,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:15,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 13:06:15,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:15,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-21 13:06:15,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:15,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 13:06:15,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:15,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-09-21 13:06:15,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:15,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 13:06:15,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:15,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:15,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:15,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 13:06:15,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:15,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-09-21 13:06:15,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:15,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 13:06:15,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:15,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-09-21 13:06:15,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:15,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:15,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:15,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:15,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:15,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:15,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:15,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-09-21 13:06:15,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:15,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:15,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:15,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:15,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:15,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-09-21 13:06:15,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:15,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:15,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:15,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-09-21 13:06:15,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:15,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-09-21 13:06:15,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:15,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 13:06:15,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:15,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-09-21 13:06:15,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:15,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:15,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:15,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:15,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:15,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 13:06:15,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:15,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-21 13:06:15,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:15,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:15,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:15,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:15,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:15,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:15,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:15,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:15,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:15,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-21 13:06:15,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:15,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-09-21 13:06:15,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:15,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:15,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:15,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:15,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:15,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:15,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:15,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:15,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:15,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 13:06:15,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:15,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-09-21 13:06:15,378 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:15,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:15,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:15,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:15,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:15,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-09-21 13:06:15,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:15,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:15,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:15,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 13:06:15,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:15,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-09-21 13:06:15,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:15,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 13:06:15,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:15,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-09-21 13:06:15,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:15,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:15,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:15,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:15,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:15,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:15,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:15,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-21 13:06:15,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:15,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:15,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:15,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:15,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:15,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-09-21 13:06:15,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:15,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:15,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:15,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:15,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:15,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-09-21 13:06:15,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:15,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 13:06:15,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:15,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 13:06:15,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:15,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-09-21 13:06:15,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:15,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:15,537 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:15,537 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-21 13:06:15,537 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:15,537 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-09-21 13:06:15,538 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:15,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 13:06:15,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:15,538 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-21 13:06:15,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:15,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:15,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:15,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:15,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:15,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 13:06:15,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:15,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-21 13:06:15,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:15,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:15,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:15,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:15,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:15,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-09-21 13:06:15,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:15,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:15,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:15,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 13:06:15,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:15,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-09-21 13:06:15,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:15,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 13:06:15,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:15,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-09-21 13:06:15,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:15,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:15,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:15,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:15,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:15,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:15,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:15,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-21 13:06:15,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:15,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:15,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:15,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:15,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:15,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-21 13:06:15,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:15,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:15,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:15,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:15,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:15,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-09-21 13:06:15,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:15,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 13:06:15,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:15,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 13:06:15,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:15,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-09-21 13:06:15,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:15,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:15,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:15,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-21 13:06:15,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:15,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-09-21 13:06:15,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:15,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 13:06:15,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:15,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-09-21 13:06:15,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-09-21 13:06:15,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:15,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:15,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:15,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:15,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 13:06:15,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:15,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 13:06:15,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:15,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:15,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:15,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:15,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:15,776 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-21 13:06:15,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:15,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:15,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:15,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 13:06:15,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:15,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-09-21 13:06:15,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:15,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 13:06:15,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:15,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-09-21 13:06:15,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:15,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:15,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:15,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:15,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:15,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:15,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:15,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-21 13:06:15,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:15,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:15,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:15,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:15,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:15,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-09-21 13:06:15,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:15,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:15,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:15,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:15,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:15,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-21 13:06:15,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:15,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 13:06:15,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-09-21 13:06:15,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-09-21 13:06:15,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:15,993 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-09-21 13:06:15,994 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2060315307] [2020-09-21 13:06:15,996 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-21 13:06:15,996 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-21 13:06:15,998 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846120163] [2020-09-21 13:06:16,005 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-21 13:06:16,005 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 13:06:16,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-21 13:06:16,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-09-21 13:06:16,027 INFO L87 Difference]: Start difference. First operand 291 states. Second operand 9 states. [2020-09-21 13:06:16,384 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-09-21 13:06:18,256 WARN L193 SmtUtils]: Spent 136.00 ms on a formula simplification that was a NOOP. DAG size: 137 [2020-09-21 13:06:18,700 WARN L193 SmtUtils]: Spent 161.00 ms on a formula simplification that was a NOOP. DAG size: 134 [2020-09-21 13:06:21,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 13:06:21,821 INFO L93 Difference]: Finished difference Result 1093 states and 1369 transitions. [2020-09-21 13:06:21,822 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-09-21 13:06:21,823 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 136 [2020-09-21 13:06:21,825 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 13:06:21,850 INFO L225 Difference]: With dead ends: 1093 [2020-09-21 13:06:21,850 INFO L226 Difference]: Without dead ends: 799 [2020-09-21 13:06:21,860 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 87 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=116, Invalid=346, Unknown=0, NotChecked=0, Total=462 [2020-09-21 13:06:21,884 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 799 states. [2020-09-21 13:06:22,040 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 799 to 675. [2020-09-21 13:06:22,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 675 states. [2020-09-21 13:06:22,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 675 states to 675 states and 796 transitions. [2020-09-21 13:06:22,050 INFO L78 Accepts]: Start accepts. Automaton has 675 states and 796 transitions. Word has length 136 [2020-09-21 13:06:22,051 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 13:06:22,051 INFO L479 AbstractCegarLoop]: Abstraction has 675 states and 796 transitions. [2020-09-21 13:06:22,051 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-21 13:06:22,051 INFO L276 IsEmpty]: Start isEmpty. Operand 675 states and 796 transitions. [2020-09-21 13:06:22,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-09-21 13:06:22,057 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 13:06:22,058 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-21 13:06:22,058 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-21 13:06:22,058 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 13:06:22,059 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 13:06:22,059 INFO L82 PathProgramCache]: Analyzing trace with hash 1727017150, now seen corresponding path program 1 times [2020-09-21 13:06:22,059 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 13:06:22,061 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [320038872] [2020-09-21 13:06:22,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 13:06:22,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:22,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:23,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:23,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-09-21 13:06:23,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:23,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1064 [2020-09-21 13:06:23,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:23,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-09-21 13:06:23,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 64 [2020-09-21 13:06:23,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-09-21 13:06:23,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:23,535 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-09-21 13:06:23,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 13:06:23,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:23,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:23,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:23,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:23,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:23,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-09-21 13:06:23,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:23,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:23,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:23,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:23,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:23,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 13:06:23,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:23,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:23,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:23,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 13:06:23,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:23,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-09-21 13:06:23,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:23,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:23,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:23,700 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:23,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:23,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 13:06:23,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:23,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:23,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:23,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 13:06:23,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:23,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-21 13:06:23,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:23,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:23,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:23,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:23,720 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:23,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 13:06:23,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:23,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:23,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:23,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 13:06:23,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:23,739 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-21 13:06:23,739 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:23,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:23,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:23,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:23,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:23,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:23,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:23,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:23,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:23,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:23,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:23,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 13:06:23,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:23,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:23,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:23,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:23,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:23,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-09-21 13:06:23,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:23,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:23,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:23,966 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-09-21 13:06:23,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:23,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 185 [2020-09-21 13:06:23,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:23,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-09-21 13:06:23,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:23,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-09-21 13:06:23,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:24,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:24,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:24,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:24,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-09-21 13:06:24,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:24,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 118 [2020-09-21 13:06:24,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:24,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-09-21 13:06:24,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:24,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 19 [2020-09-21 13:06:24,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:24,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:24,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:24,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:24,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:24,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-21 13:06:24,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:24,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-09-21 13:06:24,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:24,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-09-21 13:06:24,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:24,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-09-21 13:06:24,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:24,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:24,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:24,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:24,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:24,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 13:06:24,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:24,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-09-21 13:06:24,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:24,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-09-21 13:06:24,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:24,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 13:06:24,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:24,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-09-21 13:06:24,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:24,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:24,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:24,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 13:06:24,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:24,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-21 13:06:24,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:24,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:24,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-09-21 13:06:24,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:24,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:24,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:24,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:24,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:24,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:24,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:24,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:24,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 13:06:24,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:24,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:24,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:24,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:24,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:24,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2020-09-21 13:06:24,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:24,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:24,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:24,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:24,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:24,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-21 13:06:24,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:24,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:24,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 13:06:24,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:24,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:24,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-09-21 13:06:24,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:24,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:24,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:24,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-21 13:06:24,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:24,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-09-21 13:06:24,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:24,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:24,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-09-21 13:06:24,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:24,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:24,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:24,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:24,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:24,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:24,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 13:06:24,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:24,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-09-21 13:06:24,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:24,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:24,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:24,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:24,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:24,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-09-21 13:06:24,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:24,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:24,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:24,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 13:06:24,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:24,582 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-21 13:06:24,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:24,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:24,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-21 13:06:24,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:24,583 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:24,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:24,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:24,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:24,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:24,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:24,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:24,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-21 13:06:24,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:24,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:24,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:24,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:24,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:24,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-21 13:06:24,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:24,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:24,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:24,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:24,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:24,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 13:06:24,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:24,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:24,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 13:06:24,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:24,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:24,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-09-21 13:06:24,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:24,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:24,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:24,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-21 13:06:24,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:24,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-09-21 13:06:24,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:24,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:24,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-09-21 13:06:24,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:24,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:24,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:24,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:24,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:24,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:24,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 13:06:24,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:24,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 13:06:24,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:24,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:24,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:24,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:24,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:24,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-21 13:06:24,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:24,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:24,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:24,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 13:06:24,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:24,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-09-21 13:06:24,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:24,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:24,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-09-21 13:06:24,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:24,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:24,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:24,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:24,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:24,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:24,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:24,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:24,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-09-21 13:06:24,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:24,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:24,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:24,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:24,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:24,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-09-21 13:06:24,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:24,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:24,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:24,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:24,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:24,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 13:06:24,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:24,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:24,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 13:06:24,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:24,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:24,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-09-21 13:06:24,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:24,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:24,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:24,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-21 13:06:24,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:24,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-09-21 13:06:24,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:24,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:24,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-09-21 13:06:24,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:24,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:24,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:24,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:24,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:24,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:24,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-21 13:06:24,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:24,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 13:06:24,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:24,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:24,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:24,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:24,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:24,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-09-21 13:06:24,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:24,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:24,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:24,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:24,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:24,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-21 13:06:24,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:24,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:24,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-09-21 13:06:24,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:24,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:24,998 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-09-21 13:06:24,998 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [320038872] [2020-09-21 13:06:24,999 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 13:06:24,999 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-09-21 13:06:24,999 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1113333237] [2020-09-21 13:06:25,004 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-09-21 13:06:25,004 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 13:06:25,004 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-09-21 13:06:25,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=180, Unknown=0, NotChecked=0, Total=210 [2020-09-21 13:06:25,006 INFO L87 Difference]: Start difference. First operand 675 states and 796 transitions. Second operand 15 states. [2020-09-21 13:06:26,038 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-09-21 13:06:26,309 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-09-21 13:06:26,489 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-09-21 13:06:26,736 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-09-21 13:06:26,942 WARN L193 SmtUtils]: Spent 172.00 ms on a formula simplification that was a NOOP. DAG size: 138 [2020-09-21 13:06:27,180 WARN L193 SmtUtils]: Spent 173.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2020-09-21 13:06:27,406 WARN L193 SmtUtils]: Spent 181.00 ms on a formula simplification that was a NOOP. DAG size: 140 [2020-09-21 13:06:30,586 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 13:06:30,587 INFO L93 Difference]: Finished difference Result 1498 states and 1813 transitions. [2020-09-21 13:06:30,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-09-21 13:06:30,588 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 156 [2020-09-21 13:06:30,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 13:06:30,602 INFO L225 Difference]: With dead ends: 1498 [2020-09-21 13:06:30,602 INFO L226 Difference]: Without dead ends: 844 [2020-09-21 13:06:30,607 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 83 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=143, Invalid=613, Unknown=0, NotChecked=0, Total=756 [2020-09-21 13:06:30,609 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 844 states. [2020-09-21 13:06:30,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 844 to 736. [2020-09-21 13:06:30,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 736 states. [2020-09-21 13:06:30,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 736 states to 736 states and 879 transitions. [2020-09-21 13:06:30,738 INFO L78 Accepts]: Start accepts. Automaton has 736 states and 879 transitions. Word has length 156 [2020-09-21 13:06:30,739 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 13:06:30,739 INFO L479 AbstractCegarLoop]: Abstraction has 736 states and 879 transitions. [2020-09-21 13:06:30,739 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-09-21 13:06:30,739 INFO L276 IsEmpty]: Start isEmpty. Operand 736 states and 879 transitions. [2020-09-21 13:06:30,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 168 [2020-09-21 13:06:30,744 INFO L414 BasicCegarLoop]: Found error trace [2020-09-21 13:06:30,744 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 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] [2020-09-21 13:06:30,744 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-21 13:06:30,745 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-21 13:06:30,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-21 13:06:30,745 INFO L82 PathProgramCache]: Analyzing trace with hash -459511053, now seen corresponding path program 1 times [2020-09-21 13:06:30,745 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-21 13:06:30,746 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1265389772] [2020-09-21 13:06:30,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-21 13:06:30,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:30,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:31,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:31,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 236 [2020-09-21 13:06:31,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:31,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1075 [2020-09-21 13:06:31,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:31,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-09-21 13:06:31,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 204 [2020-09-21 13:06:31,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-09-21 13:06:31,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:32,138 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 133 [2020-09-21 13:06:32,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-21 13:06:32,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:32,185 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,185 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-09-21 13:06:32,185 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,186 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:32,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-09-21 13:06:32,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 13:06:32,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 13:06:32,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:32,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-09-21 13:06:32,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-09-21 13:06:32,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-09-21 13:06:32,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:32,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-09-21 13:06:32,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 13:06:32,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-09-21 13:06:32,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:32,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:32,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:32,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 13:06:32,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:32,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-09-21 13:06:32,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-09-21 13:06:32,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-09-21 13:06:32,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:32,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:32,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-09-21 13:06:32,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-09-21 13:06:32,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:32,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:32,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-09-21 13:06:32,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-09-21 13:06:32,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:32,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:32,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-09-21 13:06:32,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-09-21 13:06:32,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:32,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-21 13:06:32,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:32,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 13:06:32,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:32,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-09-21 13:06:32,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 13:06:32,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-21 13:06:32,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:32,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-09-21 13:06:32,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-09-21 13:06:32,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-09-21 13:06:32,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:32,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:32,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:32,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-09-21 13:06:32,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:32,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-09-21 13:06:32,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:32,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-21 13:06:32,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:32,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-09-21 13:06:32,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-21 13:06:32,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-09-21 13:06:32,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:32,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:32,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,639 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 13:06:32,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,640 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-21 13:06:32,640 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:32,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-09-21 13:06:32,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 13:06:32,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-21 13:06:32,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:32,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:32,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:32,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-21 13:06:32,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:32,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-09-21 13:06:32,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:32,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-09-21 13:06:32,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:32,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-09-21 13:06:32,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,732 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-09-21 13:06:32,732 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,732 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-09-21 13:06:32,732 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,733 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:32,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:32,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-09-21 13:06:32,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-09-21 13:06:32,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-09-21 13:06:32,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-09-21 13:06:32,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-09-21 13:06:32,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-09-21 13:06:32,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:32,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:32,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:32,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-09-21 13:06:32,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:32,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-09-21 13:06:32,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:32,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-09-21 13:06:32,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-09-21 13:06:32,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-09-21 13:06:32,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:32,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2020-09-21 13:06:32,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-09-21 13:06:32,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-09-21 13:06:32,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 13:06:32,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-09-21 13:06:32,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:32,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-21 13:06:32,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-09-21 13:06:32,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-09-21 13:06:32,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 13:06:32,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:32,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-09-21 13:06:32,977 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:32,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2020-09-21 13:06:32,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-21 13:06:32,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-09-21 13:06:32,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 1000 [2020-09-21 13:06:32,998 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-09-21 13:06:32,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-09-21 13:06:32,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-09-21 13:06:32,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLEST [2020-09-21 13:06:32,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-09-21 13:06:33,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-09-21 13:06:33,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-09-21 13:06:33,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-09-21 13:06:33,033 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-09-21 13:06:33,034 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1265389772] [2020-09-21 13:06:33,034 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-21 13:06:33,034 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-09-21 13:06:33,035 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323430542] [2020-09-21 13:06:33,035 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-09-21 13:06:33,035 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-21 13:06:33,036 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-09-21 13:06:33,036 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-09-21 13:06:33,036 INFO L87 Difference]: Start difference. First operand 736 states and 879 transitions. Second operand 8 states. [2020-09-21 13:06:35,036 WARN L193 SmtUtils]: Spent 159.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-09-21 13:06:35,513 WARN L193 SmtUtils]: Spent 201.00 ms on a formula simplification that was a NOOP. DAG size: 135 [2020-09-21 13:06:39,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-21 13:06:39,236 INFO L93 Difference]: Finished difference Result 1125 states and 1376 transitions. [2020-09-21 13:06:39,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-09-21 13:06:39,237 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 167 [2020-09-21 13:06:39,239 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-21 13:06:39,239 INFO L225 Difference]: With dead ends: 1125 [2020-09-21 13:06:39,239 INFO L226 Difference]: Without dead ends: 0 [2020-09-21 13:06:39,243 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=125, Invalid=295, Unknown=0, NotChecked=0, Total=420 [2020-09-21 13:06:39,243 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-21 13:06:39,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-21 13:06:39,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-21 13:06:39,243 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-21 13:06:39,244 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 167 [2020-09-21 13:06:39,244 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-21 13:06:39,244 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-21 13:06:39,244 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-09-21 13:06:39,244 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-21 13:06:39,245 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-21 13:06:39,245 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-21 13:06:39,248 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-21 13:06:39,386 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-09-21 13:06:41,031 WARN L193 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 15 [2020-09-21 13:06:41,164 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 15 [2020-09-21 13:06:41,354 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 18 [2020-09-21 13:06:41,915 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 15 [2020-09-21 13:06:42,038 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 15 [2020-09-21 13:06:42,220 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 18 [2020-09-21 13:06:42,341 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 15 [2020-09-21 13:06:42,458 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 15 [2020-09-21 13:06:42,632 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 18 [2020-09-21 13:06:43,140 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 143 [2020-09-21 13:06:43,449 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 143 [2020-09-21 13:06:43,672 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 141 [2020-09-21 13:06:46,895 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 136 [2020-09-21 13:06:48,712 WARN L193 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 15 [2020-09-21 13:06:48,826 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 15 [2020-09-21 13:06:48,997 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 18 [2020-09-21 13:06:49,854 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 143 [2020-09-21 13:06:50,083 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 143 [2020-09-21 13:06:50,546 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 141 [2020-09-21 13:06:54,029 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 143 [2020-09-21 13:06:54,334 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 143 [2020-09-21 13:06:54,554 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 141 [2020-09-21 13:06:59,190 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 15 [2020-09-21 13:06:59,306 WARN L193 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 144 DAG size of output: 15 [2020-09-21 13:06:59,507 WARN L193 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 147 DAG size of output: 18 [2020-09-21 13:07:04,796 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 1 [2020-09-21 13:07:05,320 WARN L193 SmtUtils]: Spent 518.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 27 [2020-09-21 13:07:05,715 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 22 [2020-09-21 13:07:05,914 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 39 [2020-09-21 13:07:06,046 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 1 [2020-09-21 13:07:06,334 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 42 [2020-09-21 13:07:06,893 WARN L193 SmtUtils]: Spent 556.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 27 [2020-09-21 13:07:07,402 WARN L193 SmtUtils]: Spent 505.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 32 [2020-09-21 13:07:07,929 WARN L193 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 27 [2020-09-21 13:07:08,458 WARN L193 SmtUtils]: Spent 526.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 27 [2020-09-21 13:07:08,584 WARN L193 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 1 [2020-09-21 13:07:08,713 WARN L193 SmtUtils]: Spent 126.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 1