/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-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-89f541c [2020-08-27 22:52:16,849 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-27 22:52:16,855 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-27 22:52:16,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-27 22:52:16,901 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-27 22:52:16,911 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-27 22:52:16,914 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-27 22:52:16,918 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-27 22:52:16,920 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-27 22:52:16,923 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-27 22:52:16,924 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-27 22:52:16,926 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-27 22:52:16,926 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-27 22:52:16,929 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-27 22:52:16,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-27 22:52:16,933 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-27 22:52:16,935 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-27 22:52:16,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-27 22:52:16,937 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-27 22:52:16,947 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-27 22:52:16,949 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-27 22:52:16,950 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-27 22:52:16,951 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-27 22:52:16,952 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-27 22:52:16,969 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-27 22:52:16,969 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-27 22:52:16,970 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-27 22:52:16,973 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-27 22:52:16,973 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-27 22:52:16,974 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-27 22:52:16,974 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-27 22:52:16,975 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-27 22:52:16,979 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-27 22:52:16,980 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-27 22:52:16,981 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-27 22:52:16,981 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-27 22:52:16,982 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-27 22:52:16,982 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-27 22:52:16,982 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-27 22:52:16,983 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-27 22:52:16,985 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-27 22:52:16,986 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 22:52:17,030 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-27 22:52:17,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-27 22:52:17,033 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-27 22:52:17,033 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-27 22:52:17,033 INFO L138 SettingsManager]: * Use SBE=true [2020-08-27 22:52:17,033 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-27 22:52:17,034 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-27 22:52:17,034 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-27 22:52:17,034 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-27 22:52:17,034 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-27 22:52:17,035 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-27 22:52:17,036 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-27 22:52:17,036 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-27 22:52:17,036 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-27 22:52:17,036 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-27 22:52:17,037 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-27 22:52:17,037 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-27 22:52:17,037 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-27 22:52:17,037 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-27 22:52:17,037 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-27 22:52:17,038 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-27 22:52:17,038 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-27 22:52:17,038 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-27 22:52:17,038 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-27 22:52:17,038 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-27 22:52:17,039 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-27 22:52:17,039 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-27 22:52:17,039 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 22:52:17,556 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-27 22:52:17,581 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-27 22:52:17,588 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-27 22:52:17,591 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-27 22:52:17,592 INFO L275 PluginConnector]: CDTParser initialized [2020-08-27 22:52:17,593 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i [2020-08-27 22:52:17,689 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1e5b6d102/54466580dbee473ea940c3084c28f020/FLAG5d5b30e72 [2020-08-27 22:52:18,512 INFO L306 CDTParser]: Found 1 translation units. [2020-08-27 22:52:18,513 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i [2020-08-27 22:52:18,553 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1e5b6d102/54466580dbee473ea940c3084c28f020/FLAG5d5b30e72 [2020-08-27 22:52:19,061 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1e5b6d102/54466580dbee473ea940c3084c28f020 [2020-08-27 22:52:19,074 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-27 22:52:19,076 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-27 22:52:19,077 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-27 22:52:19,078 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-27 22:52:19,082 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-27 22:52:19,083 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 10:52:19" (1/1) ... [2020-08-27 22:52:19,088 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c853998 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:52:19, skipping insertion in model container [2020-08-27 22:52:19,088 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.08 10:52:19" (1/1) ... [2020-08-27 22:52:19,099 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-27 22:52:19,207 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-27 22:52:20,266 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-27 22:52:20,311 INFO L203 MainTranslator]: Completed pre-run [2020-08-27 22:52:20,456 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-27 22:52:20,547 INFO L208 MainTranslator]: Completed translation [2020-08-27 22:52:20,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:52:20 WrapperNode [2020-08-27 22:52:20,548 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-27 22:52:20,549 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-27 22:52:20,549 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-27 22:52:20,549 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-27 22:52:20,570 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:52:20" (1/1) ... [2020-08-27 22:52:20,570 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:52:20" (1/1) ... [2020-08-27 22:52:20,604 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:52:20" (1/1) ... [2020-08-27 22:52:20,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:52:20" (1/1) ... [2020-08-27 22:52:20,658 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:52:20" (1/1) ... [2020-08-27 22:52:20,669 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:52:20" (1/1) ... [2020-08-27 22:52:20,678 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:52:20" (1/1) ... [2020-08-27 22:52:20,702 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-27 22:52:20,703 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-27 22:52:20,703 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-27 22:52:20,703 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-27 22:52:20,704 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:52:20" (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 22:52:20,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-27 22:52:20,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-27 22:52:20,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u32~0 [2020-08-27 22:52:20,809 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2020-08-27 22:52:20,810 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2020-08-27 22:52:20,810 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2020-08-27 22:52:20,811 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_set_clientdata [2020-08-27 22:52:20,812 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_functionality [2020-08-27 22:52:20,813 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_check_functionality [2020-08-27 22:52:20,813 INFO L138 BoogieDeclarations]: Found implementation of procedure isl6271a_get_voltage_sel [2020-08-27 22:52:20,813 INFO L138 BoogieDeclarations]: Found implementation of procedure isl6271a_set_voltage_sel [2020-08-27 22:52:20,814 INFO L138 BoogieDeclarations]: Found implementation of procedure isl6271a_probe [2020-08-27 22:52:20,815 INFO L138 BoogieDeclarations]: Found implementation of procedure isl6271a_remove [2020-08-27 22:52:20,815 INFO L138 BoogieDeclarations]: Found implementation of procedure isl6271a_init [2020-08-27 22:52:20,815 INFO L138 BoogieDeclarations]: Found implementation of procedure isl6271a_cleanup [2020-08-27 22:52:20,816 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-27 22:52:20,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_1 [2020-08-27 22:52:20,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_2 [2020-08-27 22:52:20,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_3 [2020-08-27 22:52:20,819 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_4 [2020-08-27 22:52:20,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_5 [2020-08-27 22:52:20,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_6 [2020-08-27 22:52:20,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_7 [2020-08-27 22:52:20,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2020-08-27 22:52:20,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2020-08-27 22:52:20,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_10 [2020-08-27 22:52:20,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_11 [2020-08-27 22:52:20,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-08-27 22:52:20,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-08-27 22:52:20,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-08-27 22:52:20,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2020-08-27 22:52:20,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2020-08-27 22:52:20,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2020-08-27 22:52:20,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2020-08-27 22:52:20,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2020-08-27 22:52:20,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2020-08-27 22:52:20,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2020-08-27 22:52:20,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_lock [2020-08-27 22:52:20,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_lock [2020-08-27 22:52:20,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock [2020-08-27 22:52:20,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_lock [2020-08-27 22:52:20,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-08-27 22:52:20,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_lock [2020-08-27 22:52:20,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock [2020-08-27 22:52:20,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mtx_of_isl_pmic [2020-08-27 22:52:20,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mtx_of_isl_pmic [2020-08-27 22:52:20,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mtx_of_isl_pmic [2020-08-27 22:52:20,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mtx_of_isl_pmic [2020-08-27 22:52:20,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mtx_of_isl_pmic [2020-08-27 22:52:20,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mtx_of_isl_pmic [2020-08-27 22:52:20,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mtx_of_isl_pmic [2020-08-27 22:52:20,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-08-27 22:52:20,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_killable_mutex_of_device [2020-08-27 22:52:20,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex_of_device [2020-08-27 22:52:20,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_mutex_of_device [2020-08-27 22:52:20,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-08-27 22:52:20,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_is_locked_mutex_of_device [2020-08-27 22:52:20,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex_of_device [2020-08-27 22:52:20,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-08-27 22:52:20,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-08-27 22:52:20,830 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2020-08-27 22:52:20,830 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2020-08-27 22:52:20,831 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-08-27 22:52:20,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-08-27 22:52:20,831 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-08-27 22:52:20,831 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-08-27 22:52:20,831 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2020-08-27 22:52:20,831 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_del_driver [2020-08-27 22:52:20,832 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_register_driver [2020-08-27 22:52:20,832 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte [2020-08-27 22:52:20,832 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_write_byte [2020-08-27 22:52:20,832 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2020-08-27 22:52:20,832 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2020-08-27 22:52:20,832 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2020-08-27 22:52:20,833 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_get_drvdata [2020-08-27 22:52:20,833 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_list_voltage_linear [2020-08-27 22:52:20,833 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_map_voltage_linear [2020-08-27 22:52:20,834 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_register [2020-08-27 22:52:20,835 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_unregister [2020-08-27 22:52:20,835 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-08-27 22:52:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-27 22:52:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-08-27 22:52:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2020-08-27 22:52:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2020-08-27 22:52:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2020-08-27 22:52:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2020-08-27 22:52:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_4 [2020-08-27 22:52:20,837 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2020-08-27 22:52:20,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_2 [2020-08-27 22:52:20,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_5 [2020-08-27 22:52:20,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_7 [2020-08-27 22:52:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2020-08-27 22:52:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_11 [2020-08-27 22:52:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2020-08-27 22:52:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_1 [2020-08-27 22:52:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_3 [2020-08-27 22:52:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_6 [2020-08-27 22:52:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2020-08-27 22:52:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_10 [2020-08-27 22:52:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cred_guard_mutex_of_signal_struct [2020-08-27 22:52:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cred_guard_mutex_of_signal_struct [2020-08-27 22:52:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock [2020-08-27 22:52:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock [2020-08-27 22:52:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mtx_of_isl_pmic [2020-08-27 22:52:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mtx_of_isl_pmic [2020-08-27 22:52:20,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex_of_device [2020-08-27 22:52:20,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mutex_of_device [2020-08-27 22:52:20,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex_of_device [2020-08-27 22:52:20,840 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-27 22:52:20,840 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2020-08-27 22:52:20,840 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-08-27 22:52:20,840 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-08-27 22:52:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2020-08-27 22:52:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_register [2020-08-27 22:52:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_unregister [2020-08-27 22:52:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_get_drvdata [2020-08-27 22:52:20,841 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_list_voltage_linear [2020-08-27 22:52:20,842 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_map_voltage_linear [2020-08-27 22:52:20,842 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte [2020-08-27 22:52:20,842 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_write_byte [2020-08-27 22:52:20,842 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2020-08-27 22:52:20,843 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_set_clientdata [2020-08-27 22:52:20,843 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_register_driver [2020-08-27 22:52:20,843 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_del_driver [2020-08-27 22:52:20,844 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_functionality [2020-08-27 22:52:20,845 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u32~0 [2020-08-27 22:52:20,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-27 22:52:20,845 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_check_functionality [2020-08-27 22:52:20,845 INFO L130 BoogieDeclarations]: Found specification of procedure isl6271a_get_voltage_sel [2020-08-27 22:52:20,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-27 22:52:20,846 INFO L130 BoogieDeclarations]: Found specification of procedure isl6271a_set_voltage_sel [2020-08-27 22:52:20,846 INFO L130 BoogieDeclarations]: Found specification of procedure isl6271a_probe [2020-08-27 22:52:20,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-27 22:52:20,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-27 22:52:20,848 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-27 22:52:20,853 INFO L130 BoogieDeclarations]: Found specification of procedure isl6271a_remove [2020-08-27 22:52:20,853 INFO L130 BoogieDeclarations]: Found specification of procedure isl6271a_init [2020-08-27 22:52:20,854 INFO L130 BoogieDeclarations]: Found specification of procedure isl6271a_cleanup [2020-08-27 22:52:20,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-08-27 22:52:20,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-08-27 22:52:20,856 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-27 22:52:20,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-08-27 22:52:20,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-08-27 22:52:20,856 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_cred_guard_mutex_of_signal_struct [2020-08-27 22:52:20,857 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_cred_guard_mutex_of_signal_struct [2020-08-27 22:52:20,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_cred_guard_mutex_of_signal_struct [2020-08-27 22:52:20,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_cred_guard_mutex_of_signal_struct [2020-08-27 22:52:20,866 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_cred_guard_mutex_of_signal_struct [2020-08-27 22:52:20,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_lock [2020-08-27 22:52:20,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_lock [2020-08-27 22:52:20,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_lock [2020-08-27 22:52:20,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_lock [2020-08-27 22:52:20,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_lock [2020-08-27 22:52:20,867 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mtx_of_isl_pmic [2020-08-27 22:52:20,868 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mtx_of_isl_pmic [2020-08-27 22:52:20,869 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_mtx_of_isl_pmic [2020-08-27 22:52:20,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mtx_of_isl_pmic [2020-08-27 22:52:20,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mtx_of_isl_pmic [2020-08-27 22:52:20,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_mutex_of_device [2020-08-27 22:52:20,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_killable_mutex_of_device [2020-08-27 22:52:20,870 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_atomic_dec_and_mutex_lock_mutex_of_device [2020-08-27 22:52:20,871 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_is_locked_mutex_of_device [2020-08-27 22:52:20,871 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-08-27 22:52:20,871 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-27 22:52:20,871 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-27 22:52:20,872 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-08-27 22:52:20,872 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-08-27 22:52:20,872 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-27 22:52:20,872 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-27 22:52:20,872 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-08-27 22:52:20,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-27 22:52:20,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-27 22:52:20,873 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-08-27 22:52:20,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-27 22:52:20,873 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-27 22:52:22,692 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-27 22:52:22,692 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-08-27 22:52:22,700 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 10:52:22 BoogieIcfgContainer [2020-08-27 22:52:22,700 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-27 22:52:22,701 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-27 22:52:22,702 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-27 22:52:22,706 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-27 22:52:22,706 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.08 10:52:19" (1/3) ... [2020-08-27 22:52:22,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ad28dea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 10:52:22, skipping insertion in model container [2020-08-27 22:52:22,707 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.08 10:52:20" (2/3) ... [2020-08-27 22:52:22,707 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ad28dea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.08 10:52:22, skipping insertion in model container [2020-08-27 22:52:22,708 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.08 10:52:22" (3/3) ... [2020-08-27 22:52:22,733 INFO L109 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--regulator--isl6271a-regulator.ko-main.cil.out.i [2020-08-27 22:52:22,745 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-27 22:52:22,756 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-27 22:52:22,776 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-27 22:52:22,809 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-27 22:52:22,809 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-27 22:52:22,809 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-27 22:52:22,809 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-27 22:52:22,810 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-27 22:52:22,810 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-27 22:52:22,810 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-27 22:52:22,810 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-27 22:52:22,842 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states. [2020-08-27 22:52:22,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-08-27 22:52:22,854 INFO L414 BasicCegarLoop]: Found error trace [2020-08-27 22:52:22,856 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 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 22:52:22,856 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-27 22:52:22,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-27 22:52:22,864 INFO L82 PathProgramCache]: Analyzing trace with hash 918442567, now seen corresponding path program 1 times [2020-08-27 22:52:22,874 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-27 22:52:22,874 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1581735262] [2020-08-27 22:52:22,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-27 22:52:23,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-27 22:52:23,315 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-27 22:52:23,315 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 22:52:23,323 INFO L168 Benchmark]: Toolchain (without parser) took 4244.86 ms. Allocated memory was 141.0 MB in the beginning and 255.3 MB in the end (delta: 114.3 MB). Free memory was 100.2 MB in the beginning and 193.2 MB in the end (delta: -92.9 MB). Peak memory consumption was 21.3 MB. Max. memory is 7.1 GB. [2020-08-27 22:52:23,324 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-27 22:52:23,325 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1470.69 ms. Allocated memory was 141.0 MB in the beginning and 204.5 MB in the end (delta: 63.4 MB). Free memory was 100.0 MB in the beginning and 128.6 MB in the end (delta: -28.6 MB). Peak memory consumption was 40.0 MB. Max. memory is 7.1 GB. [2020-08-27 22:52:23,326 INFO L168 Benchmark]: Boogie Preprocessor took 153.90 ms. Allocated memory is still 204.5 MB. Free memory was 128.6 MB in the beginning and 121.7 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 7.1 GB. [2020-08-27 22:52:23,327 INFO L168 Benchmark]: RCFGBuilder took 1997.51 ms. Allocated memory was 204.5 MB in the beginning and 240.1 MB in the end (delta: 35.7 MB). Free memory was 121.7 MB in the beginning and 79.8 MB in the end (delta: 41.8 MB). Peak memory consumption was 77.5 MB. Max. memory is 7.1 GB. [2020-08-27 22:52:23,328 INFO L168 Benchmark]: TraceAbstraction took 617.51 ms. Allocated memory was 240.1 MB in the beginning and 255.3 MB in the end (delta: 15.2 MB). Free memory was 79.8 MB in the beginning and 193.2 MB in the end (delta: -113.3 MB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-27 22:52:23,333 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 141.0 MB. Free memory was 122.6 MB in the beginning and 122.4 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1470.69 ms. Allocated memory was 141.0 MB in the beginning and 204.5 MB in the end (delta: 63.4 MB). Free memory was 100.0 MB in the beginning and 128.6 MB in the end (delta: -28.6 MB). Peak memory consumption was 40.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 153.90 ms. Allocated memory is still 204.5 MB. Free memory was 128.6 MB in the beginning and 121.7 MB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1997.51 ms. Allocated memory was 204.5 MB in the beginning and 240.1 MB in the end (delta: 35.7 MB). Free memory was 121.7 MB in the beginning and 79.8 MB in the end (delta: 41.8 MB). Peak memory consumption was 77.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 617.51 ms. Allocated memory was 240.1 MB in the beginning and 255.3 MB in the end (delta: 15.2 MB). Free memory was 79.8 MB in the beginning and 193.2 MB in the end (delta: -113.3 MB). There was no memory consumed. 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...