/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 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 0.1.25-89f541c [2020-08-27 22:51:56,653 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-27 22:51:56,658 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-27 22:51:56,706 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-27 22:51:56,707 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-27 22:51:56,718 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-27 22:51:56,720 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-27 22:51:56,724 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-27 22:51:56,726 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-27 22:51:56,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-27 22:51:56,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-27 22:51:56,731 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-27 22:51:56,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-27 22:51:56,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-27 22:51:56,739 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-27 22:51:56,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-27 22:51:56,742 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-27 22:51:56,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-27 22:51:56,746 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-27 22:51:56,753 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-27 22:51:56,756 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-27 22:51:56,758 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-27 22:51:56,759 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-27 22:51:56,760 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-27 22:51:56,765 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-27 22:51:56,765 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-27 22:51:56,765 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-27 22:51:56,768 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-27 22:51:56,769 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-27 22:51:56,770 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-27 22:51:56,770 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-27 22:51:56,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-27 22:51:56,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-27 22:51:56,772 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-27 22:51:56,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-27 22:51:56,774 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-27 22:51:56,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-27 22:51:56,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-27 22:51:56,775 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-27 22:51:56,776 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-27 22:51:56,778 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-27 22:51:56,779 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 [2020-08-27 22:51:56,829 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-27 22:51:56,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-27 22:51:56,831 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-27 22:51:56,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-27 22:51:56,832 INFO L138 SettingsManager]: * Use SBE=true [2020-08-27 22:51:56,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-27 22:51:56,832 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-27 22:51:56,833 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-27 22:51:56,833 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-27 22:51:56,833 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-27 22:51:56,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-27 22:51:56,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-27 22:51:56,835 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-27 22:51:56,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-27 22:51:56,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-27 22:51:56,836 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-27 22:51:56,836 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-27 22:51:56,836 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-27 22:51:56,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-27 22:51:56,836 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-27 22:51:56,837 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-27 22:51:56,837 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-27 22:51:56,837 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-27 22:51:56,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-27 22:51:56,837 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-27 22:51:56,837 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-27 22:51:56,838 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-27 22:51:56,838 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 -> log-additional-information=true; [2020-08-27 22:51:57,297 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-27 22:51:57,315 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-27 22:51:57,319 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-27 22:51:57,321 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-27 22:51:57,322 INFO L275 PluginConnector]: CDTParser initialized [2020-08-27 22:51:57,323 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2020-08-27 22:51:57,417 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/65aa360c8/0087d4596d444c4b8b8aabcaedc33ee8/FLAGd289bf2f5 [2020-08-27 22:51:58,094 INFO L306 CDTParser]: Found 1 translation units. [2020-08-27 22:51:58,096 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2020-08-27 22:51:58,122 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/65aa360c8/0087d4596d444c4b8b8aabcaedc33ee8/FLAGd289bf2f5 [2020-08-27 22:51:58,290 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/65aa360c8/0087d4596d444c4b8b8aabcaedc33ee8 [2020-08-27 22:51:58,304 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-27 22:51:58,307 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-27 22:51:58,308 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-27 22:51:58,308 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-27 22:51:58,312 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-27 22:51:58,313 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 10:51:58" (1/1) ... [2020-08-27 22:51:58,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9ccd168 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:51:58, skipping insertion in model container [2020-08-27 22:51:58,317 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 10:51:58" (1/1) ... [2020-08-27 22:51:58,326 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-27 22:51:58,410 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-27 22:51:59,030 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-27 22:51:59,045 INFO L203 MainTranslator]: Completed pre-run [2020-08-27 22:51:59,165 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-27 22:51:59,217 INFO L208 MainTranslator]: Completed translation [2020-08-27 22:51:59,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:51:59 WrapperNode [2020-08-27 22:51:59,218 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-27 22:51:59,218 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-27 22:51:59,219 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-27 22:51:59,219 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-27 22:51:59,242 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:51:59" (1/1) ... [2020-08-27 22:51:59,242 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:51:59" (1/1) ... [2020-08-27 22:51:59,269 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:51:59" (1/1) ... [2020-08-27 22:51:59,269 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:51:59" (1/1) ... [2020-08-27 22:51:59,311 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:51:59" (1/1) ... [2020-08-27 22:51:59,316 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:51:59" (1/1) ... [2020-08-27 22:51:59,323 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:51:59" (1/1) ... [2020-08-27 22:51:59,333 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-27 22:51:59,333 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-27 22:51:59,334 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-27 22:51:59,334 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-27 22:51:59,335 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:51:59" (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 [2020-08-27 22:51:59,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-27 22:51:59,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-27 22:51:59,425 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-08-27 22:51:59,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-08-27 22:51:59,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-08-27 22:51:59,426 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-08-27 22:51:59,426 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-08-27 22:51:59,426 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2020-08-27 22:51:59,426 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2020-08-27 22:51:59,427 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_read_ch [2020-08-27 22:51:59,427 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_add_raw [2020-08-27 22:51:59,427 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2020-08-27 22:51:59,427 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_ch_show [2020-08-27 22:51:59,428 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_label_show [2020-08-27 22:51:59,428 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_create_attr [2020-08-27 22:51:59,428 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2020-08-27 22:51:59,428 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_probe [2020-08-27 22:51:59,428 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove [2020-08-27 22:51:59,429 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_init [2020-08-27 22:51:59,430 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_exit [2020-08-27 22:51:59,430 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-27 22:51:59,430 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-08-27 22:51:59,430 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-08-27 22:51:59,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_5 [2020-08-27 22:51:59,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_6 [2020-08-27 22:51:59,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-08-27 22:51:59,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-08-27 22:51:59,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-08-27 22:51:59,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-08-27 22:51:59,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-08-27 22:51:59,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-08-27 22:51:59,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2020-08-27 22:51:59,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2020-08-27 22:51:59,432 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-08-27 22:51:59,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-08-27 22:51:59,432 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-08-27 22:51:59,432 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-08-27 22:51:59,433 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2020-08-27 22:51:59,433 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-08-27 22:51:59,433 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2020-08-27 22:51:59,433 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2020-08-27 22:51:59,433 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_register [2020-08-27 22:51:59,433 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2020-08-27 22:51:59,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-08-27 22:51:59,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2020-08-27 22:51:59,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value_probe [2020-08-27 22:51:59,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2020-08-27 22:51:59,434 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible_nested [2020-08-27 22:51:59,434 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-08-27 22:51:59,435 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_register [2020-08-27 22:51:59,435 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2020-08-27 22:51:59,435 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_read [2020-08-27 22:51:59,435 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_register [2020-08-27 22:51:59,435 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2020-08-27 22:51:59,435 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-08-27 22:51:59,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-27 22:51:59,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-08-27 22:51:59,436 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-08-27 22:51:59,436 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-08-27 22:51:59,436 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-08-27 22:51:59,436 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible_nested [2020-08-27 22:51:59,437 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-08-27 22:51:59,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_5 [2020-08-27 22:51:59,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_6 [2020-08-27 22:51:59,437 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2020-08-27 22:51:59,437 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-08-27 22:51:59,437 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-08-27 22:51:59,438 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2020-08-27 22:51:59,438 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-08-27 22:51:59,438 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2020-08-27 22:51:59,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2020-08-27 22:51:59,438 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2020-08-27 22:51:59,438 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-08-27 22:51:59,439 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-27 22:51:59,439 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-27 22:51:59,439 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-08-27 22:51:59,439 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-27 22:51:59,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-08-27 22:51:59,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-27 22:51:59,440 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-08-27 22:51:59,440 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-08-27 22:51:59,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-08-27 22:51:59,440 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-08-27 22:51:59,440 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-08-27 22:51:59,440 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-08-27 22:51:59,441 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_register [2020-08-27 22:51:59,441 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2020-08-27 22:51:59,441 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2020-08-27 22:51:59,441 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2020-08-27 22:51:59,441 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_register [2020-08-27 22:51:59,441 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2020-08-27 22:51:59,442 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_read [2020-08-27 22:51:59,442 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_register [2020-08-27 22:51:59,442 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2020-08-27 22:51:59,442 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_read_ch [2020-08-27 22:51:59,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-27 22:51:59,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-27 22:51:59,443 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_add_raw [2020-08-27 22:51:59,443 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2020-08-27 22:51:59,443 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_ch_show [2020-08-27 22:51:59,443 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-27 22:51:59,443 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_label_show [2020-08-27 22:51:59,444 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_create_attr [2020-08-27 22:51:59,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-27 22:51:59,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-27 22:51:59,444 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2020-08-27 22:51:59,444 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_probe [2020-08-27 22:51:59,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-27 22:51:59,445 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove [2020-08-27 22:51:59,445 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_init [2020-08-27 22:51:59,445 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_exit [2020-08-27 22:51:59,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-08-27 22:51:59,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2020-08-27 22:51:59,445 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value_probe [2020-08-27 22:51:59,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-08-27 22:51:59,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2020-08-27 22:51:59,446 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-27 22:51:59,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-08-27 22:51:59,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-08-27 22:51:59,446 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-08-27 22:51:59,447 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-08-27 22:51:59,447 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-27 22:51:59,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-27 22:51:59,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-27 22:51:59,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-08-27 22:51:59,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-27 22:52:00,863 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-27 22:52:00,864 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-27 22:52:00,879 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 10:52:00 BoogieIcfgContainer [2020-08-27 22:52:00,879 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-27 22:52:00,881 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-27 22:52:00,881 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-27 22:52:00,885 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-27 22:52:00,886 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 10:51:58" (1/3) ... [2020-08-27 22:52:00,888 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59a0d4ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 10:52:00, skipping insertion in model container [2020-08-27 22:52:00,891 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:51:59" (2/3) ... [2020-08-27 22:52:00,892 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59a0d4ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 10:52:00, skipping insertion in model container [2020-08-27 22:52:00,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 10:52:00" (3/3) ... [2020-08-27 22:52:00,895 INFO L109 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2020-08-27 22:52:00,908 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-27 22:52:00,921 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-27 22:52:00,946 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-27 22:52:00,984 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-27 22:52:00,984 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-27 22:52:00,984 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-27 22:52:00,993 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-27 22:52:00,993 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-27 22:52:00,993 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-27 22:52:00,993 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-27 22:52:00,993 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-27 22:52:01,022 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states. [2020-08-27 22:52:01,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2020-08-27 22:52:01,039 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 22:52:01,040 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] [2020-08-27 22:52:01,041 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 22:52:01,047 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 22:52:01,048 INFO L82 PathProgramCache]: Analyzing trace with hash 2009611199, now seen corresponding path program 1 times [2020-08-27 22:52:01,057 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 22:52:01,057 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1392391434] [2020-08-27 22:52:01,058 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 22:52:01,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 22:52:01,441 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-27 22:52:01,442 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Proof production must be enabled (you can do this via setOption). at de.uni_freiburg.informatik.ultimate.smtinterpol.muses.MusEnumerationScript.getInterpolants(MusEnumerationScript.java:211) at de.uni_freiburg.informatik.ultimate.smtinterpol.muses.MusEnumerationScript.getInterpolants(MusEnumerationScript.java:170) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getInterpolants(ManagedScript.java:191) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:285) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:166) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:326) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:228) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModulePreferences.construct(IpTcStrategyModulePreferences.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-08-27 22:52:01,449 INFO L168 Benchmark]: Toolchain (without parser) took 3141.58 ms. Allocated memory was 144.7 MB in the beginning and 237.0 MB in the end (delta: 92.3 MB). Free memory was 100.1 MB in the beginning and 143.0 MB in the end (delta: -42.9 MB). Peak memory consumption was 49.3 MB. Max. memory is 7.1 GB. [2020-08-27 22:52:01,450 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 144.7 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-27 22:52:01,452 INFO L168 Benchmark]: CACSL2BoogieTranslator took 910.22 ms. Allocated memory was 144.7 MB in the beginning and 205.0 MB in the end (delta: 60.3 MB). Free memory was 99.9 MB in the beginning and 162.9 MB in the end (delta: -63.1 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. [2020-08-27 22:52:01,453 INFO L168 Benchmark]: Boogie Preprocessor took 114.60 ms. Allocated memory is still 205.0 MB. Free memory was 162.9 MB in the beginning and 158.2 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. [2020-08-27 22:52:01,454 INFO L168 Benchmark]: RCFGBuilder took 1545.69 ms. Allocated memory was 205.0 MB in the beginning and 237.0 MB in the end (delta: 32.0 MB). Free memory was 158.2 MB in the beginning and 171.6 MB in the end (delta: -13.4 MB). Peak memory consumption was 75.2 MB. Max. memory is 7.1 GB. [2020-08-27 22:52:01,455 INFO L168 Benchmark]: TraceAbstraction took 565.00 ms. Allocated memory is still 237.0 MB. Free memory was 171.6 MB in the beginning and 143.0 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. [2020-08-27 22:52:01,459 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 144.7 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 910.22 ms. Allocated memory was 144.7 MB in the beginning and 205.0 MB in the end (delta: 60.3 MB). Free memory was 99.9 MB in the beginning and 162.9 MB in the end (delta: -63.1 MB). Peak memory consumption was 26.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 114.60 ms. Allocated memory is still 205.0 MB. Free memory was 162.9 MB in the beginning and 158.2 MB in the end (delta: 4.8 MB). Peak memory consumption was 4.8 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1545.69 ms. Allocated memory was 205.0 MB in the beginning and 237.0 MB in the end (delta: 32.0 MB). Free memory was 158.2 MB in the beginning and 171.6 MB in the end (delta: -13.4 MB). Peak memory consumption was 75.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 565.00 ms. Allocated memory is still 237.0 MB. Free memory was 171.6 MB in the beginning and 143.0 MB in the end (delta: 28.5 MB). Peak memory consumption was 28.5 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: Proof production must be enabled (you can do this via setOption). de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Proof production must be enabled (you can do this via setOption).: de.uni_freiburg.informatik.ultimate.smtinterpol.muses.MusEnumerationScript.getInterpolants(MusEnumerationScript.java:211) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...