/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 enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=NARROWEST --traceabstraction.additional.smt.options log-additional-information=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-89f541c [2020-08-28 02:25:30,687 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-28 02:25:30,692 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-28 02:25:30,733 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-28 02:25:30,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-28 02:25:30,743 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-28 02:25:30,746 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-28 02:25:30,750 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-28 02:25:30,752 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-28 02:25:30,756 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-28 02:25:30,757 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-28 02:25:30,758 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-28 02:25:30,758 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-28 02:25:30,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-28 02:25:30,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-28 02:25:30,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-28 02:25:30,768 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-28 02:25:30,770 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-28 02:25:30,772 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-28 02:25:30,783 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-28 02:25:30,786 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-28 02:25:30,787 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-28 02:25:30,788 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-28 02:25:30,789 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-28 02:25:30,805 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-28 02:25:30,805 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-28 02:25:30,805 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-28 02:25:30,807 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-28 02:25:30,807 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-28 02:25:30,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-28 02:25:30,808 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-28 02:25:30,809 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-28 02:25:30,814 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-28 02:25:30,815 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-28 02:25:30,818 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-28 02:25:30,818 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-28 02:25:30,819 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-28 02:25:30,819 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-28 02:25:30,819 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-28 02:25:30,822 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-28 02:25:30,823 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-28 02:25:30,824 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 [2020-08-28 02:25:30,870 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-28 02:25:30,870 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-28 02:25:30,871 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-28 02:25:30,872 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-28 02:25:30,873 INFO L138 SettingsManager]: * Use SBE=true [2020-08-28 02:25:30,873 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-28 02:25:30,873 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-28 02:25:30,873 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-28 02:25:30,874 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-28 02:25:30,874 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-28 02:25:30,875 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-28 02:25:30,875 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-28 02:25:30,875 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-28 02:25:30,876 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-28 02:25:30,877 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-28 02:25:30,877 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-28 02:25:30,878 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-28 02:25:30,878 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-28 02:25:30,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-28 02:25:30,878 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-28 02:25:30,879 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-28 02:25:30,879 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-28 02:25:30,879 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-28 02:25:30,879 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-28 02:25:30,879 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-28 02:25:30,880 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-28 02:25:30,880 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-28 02:25:30,880 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 -> enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=5000;interpolation-heuristic=NARROWEST;log-additional-information=true; [2020-08-28 02:25:31,368 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-28 02:25:31,398 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-28 02:25:31,403 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-28 02:25:31,405 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-28 02:25:31,405 INFO L275 PluginConnector]: CDTParser initialized [2020-08-28 02:25:31,407 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2020-08-28 02:25:31,503 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/177b7e2c1/318eec9332714f08887c5f85528bc834/FLAG7498b1419 [2020-08-28 02:25:32,306 INFO L306 CDTParser]: Found 1 translation units. [2020-08-28 02:25:32,307 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2020-08-28 02:25:32,355 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/177b7e2c1/318eec9332714f08887c5f85528bc834/FLAG7498b1419 [2020-08-28 02:25:32,399 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/177b7e2c1/318eec9332714f08887c5f85528bc834 [2020-08-28 02:25:32,424 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-28 02:25:32,427 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-28 02:25:32,430 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-28 02:25:32,430 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-28 02:25:32,435 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-28 02:25:32,437 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 02:25:32" (1/1) ... [2020-08-28 02:25:32,442 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@752aa8e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:25:32, skipping insertion in model container [2020-08-28 02:25:32,442 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.08 02:25:32" (1/1) ... [2020-08-28 02:25:32,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-28 02:25:32,560 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-28 02:25:33,157 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2539] [2020-08-28 02:25:33,158 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2540-2541] [2020-08-28 02:25:33,756 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-28 02:25:33,780 INFO L203 MainTranslator]: Completed pre-run [2020-08-28 02:25:33,864 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2539] [2020-08-28 02:25:33,864 WARN L1191 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2540-2541] [2020-08-28 02:25:34,081 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-28 02:25:34,190 INFO L208 MainTranslator]: Completed translation [2020-08-28 02:25:34,192 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:25:34 WrapperNode [2020-08-28 02:25:34,192 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-28 02:25:34,193 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-28 02:25:34,193 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-28 02:25:34,199 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-28 02:25:34,214 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:25:34" (1/1) ... [2020-08-28 02:25:34,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:25:34" (1/1) ... [2020-08-28 02:25:34,260 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:25:34" (1/1) ... [2020-08-28 02:25:34,260 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:25:34" (1/1) ... [2020-08-28 02:25:34,357 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:25:34" (1/1) ... [2020-08-28 02:25:34,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:25:34" (1/1) ... [2020-08-28 02:25:34,384 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:25:34" (1/1) ... [2020-08-28 02:25:34,403 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-28 02:25:34,404 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-28 02:25:34,404 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-28 02:25:34,404 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-28 02:25:34,405 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:25:34" (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 [2020-08-28 02:25:34,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-28 02:25:34,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-28 02:25:34,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2020-08-28 02:25:34,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2020-08-28 02:25:34,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2020-08-28 02:25:34,537 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-08-28 02:25:34,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight32 [2020-08-28 02:25:34,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight16 [2020-08-28 02:25:34,537 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_hweight8 [2020-08-28 02:25:34,537 INFO L138 BoogieDeclarations]: Found implementation of procedure paravirt_read_tsc [2020-08-28 02:25:34,538 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2020-08-28 02:25:34,538 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2020-08-28 02:25:34,538 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_disable [2020-08-28 02:25:34,538 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2020-08-28 02:25:34,538 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2020-08-28 02:25:34,539 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2020-08-28 02:25:34,539 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2020-08-28 02:25:34,539 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-08-28 02:25:34,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-08-28 02:25:34,539 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-08-28 02:25:34,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-08-28 02:25:34,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-08-28 02:25:34,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-08-28 02:25:34,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-08-28 02:25:34,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-08-28 02:25:34,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-08-28 02:25:34,541 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-08-28 02:25:34,541 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-08-28 02:25:34,541 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2020-08-28 02:25:34,541 INFO L138 BoogieDeclarations]: Found implementation of procedure input_get_drvdata [2020-08-28 02:25:34,541 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2020-08-28 02:25:34,542 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_key [2020-08-28 02:25:34,542 INFO L138 BoogieDeclarations]: Found implementation of procedure input_report_abs [2020-08-28 02:25:34,542 INFO L138 BoogieDeclarations]: Found implementation of procedure input_sync [2020-08-28 02:25:34,542 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_get_drvdata [2020-08-28 02:25:34,542 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_drvdata [2020-08-28 02:25:34,542 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_trigger [2020-08-28 02:25:34,543 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_read [2020-08-28 02:25:34,543 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_cooked_read [2020-08-28 02:25:34,543 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_calibrate [2020-08-28 02:25:34,543 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_time [2020-08-28 02:25:34,543 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_poll_handler [2020-08-28 02:25:34,543 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_poll_interval [2020-08-28 02:25:34,544 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_decode [2020-08-28 02:25:34,544 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_cooked_read [2020-08-28 02:25:34,544 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_button_read [2020-08-28 02:25:34,544 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_poll [2020-08-28 02:25:34,544 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_open [2020-08-28 02:25:34,544 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_close [2020-08-28 02:25:34,544 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_calibrate_timer [2020-08-28 02:25:34,544 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_name [2020-08-28 02:25:34,545 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_init_device [2020-08-28 02:25:34,545 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_init_masks [2020-08-28 02:25:34,545 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_init_port [2020-08-28 02:25:34,545 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_connect [2020-08-28 02:25:34,545 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_disconnect [2020-08-28 02:25:34,545 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_parse_options [2020-08-28 02:25:34,545 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_init [2020-08-28 02:25:34,546 INFO L138 BoogieDeclarations]: Found implementation of procedure analog_exit [2020-08-28 02:25:34,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_gameport_driver_1 [2020-08-28 02:25:34,546 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-28 02:25:34,546 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-08-28 02:25:34,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2020-08-28 02:25:34,546 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2020-08-28 02:25:34,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2020-08-28 02:25:34,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2020-08-28 02:25:34,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2020-08-28 02:25:34,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2020-08-28 02:25:34,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-08-28 02:25:34,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __gameport_register_driver [2020-08-28 02:25:34,547 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2020-08-28 02:25:34,548 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_close [2020-08-28 02:25:34,548 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_open [2020-08-28 02:25:34,548 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_start_polling [2020-08-28 02:25:34,548 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_stop_polling [2020-08-28 02:25:34,548 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_unregister_driver [2020-08-28 02:25:34,548 INFO L138 BoogieDeclarations]: Found implementation of procedure input_event [2020-08-28 02:25:34,549 INFO L138 BoogieDeclarations]: Found implementation of procedure input_free_device [2020-08-28 02:25:34,549 INFO L138 BoogieDeclarations]: Found implementation of procedure input_register_device [2020-08-28 02:25:34,549 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_abs_params [2020-08-28 02:25:34,549 INFO L138 BoogieDeclarations]: Found implementation of procedure input_unregister_device [2020-08-28 02:25:34,549 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_alloc [2020-08-28 02:25:34,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_bind_1 [2020-08-28 02:25:34,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-08-28 02:25:34,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-08-28 02:25:34,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_1 [2020-08-28 02:25:34,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2020-08-28 02:25:34,550 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2020-08-28 02:25:34,550 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-08-28 02:25:34,550 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2020-08-28 02:25:34,551 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcat [2020-08-28 02:25:34,551 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2020-08-28 02:25:34,551 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2020-08-28 02:25:34,551 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-08-28 02:25:34,551 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-08-28 02:25:34,551 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-28 02:25:34,551 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-08-28 02:25:34,551 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-08-28 02:25:34,551 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight32 [2020-08-28 02:25:34,552 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight16 [2020-08-28 02:25:34,552 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_hweight8 [2020-08-28 02:25:34,552 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-08-28 02:25:34,552 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2020-08-28 02:25:34,552 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2020-08-28 02:25:34,552 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2020-08-28 02:25:34,552 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2020-08-28 02:25:34,552 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2020-08-28 02:25:34,552 INFO L130 BoogieDeclarations]: Found specification of procedure paravirt_read_tsc [2020-08-28 02:25:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-28 02:25:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2020-08-28 02:25:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2020-08-28 02:25:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_disable [2020-08-28 02:25:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2020-08-28 02:25:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2020-08-28 02:25:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2020-08-28 02:25:34,553 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2020-08-28 02:25:34,554 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2020-08-28 02:25:34,554 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2020-08-28 02:25:34,554 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-08-28 02:25:34,554 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc [2020-08-28 02:25:34,554 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-08-28 02:25:34,554 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2020-08-28 02:25:34,555 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-28 02:25:34,555 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-08-28 02:25:34,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-28 02:25:34,555 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-08-28 02:25:34,555 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-28 02:25:34,555 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-08-28 02:25:34,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-08-28 02:25:34,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-28 02:25:34,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-08-28 02:25:34,556 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-08-28 02:25:34,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-08-28 02:25:34,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-08-28 02:25:34,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-08-28 02:25:34,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-08-28 02:25:34,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-08-28 02:25:34,557 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_gameport_driver_1 [2020-08-28 02:25:34,557 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2020-08-28 02:25:34,557 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-08-28 02:25:34,558 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2020-08-28 02:25:34,558 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-08-28 02:25:34,558 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-08-28 02:25:34,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-28 02:25:34,558 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2020-08-28 02:25:34,558 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2020-08-28 02:25:34,559 INFO L130 BoogieDeclarations]: Found specification of procedure input_get_drvdata [2020-08-28 02:25:34,559 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2020-08-28 02:25:34,559 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2020-08-28 02:25:34,559 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2020-08-28 02:25:34,559 INFO L130 BoogieDeclarations]: Found specification of procedure input_event [2020-08-28 02:25:34,559 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_key [2020-08-28 02:25:34,559 INFO L130 BoogieDeclarations]: Found specification of procedure input_report_abs [2020-08-28 02:25:34,559 INFO L130 BoogieDeclarations]: Found specification of procedure input_sync [2020-08-28 02:25:34,559 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2020-08-28 02:25:34,559 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_open [2020-08-28 02:25:34,560 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_close [2020-08-28 02:25:34,560 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_get_drvdata [2020-08-28 02:25:34,560 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_drvdata [2020-08-28 02:25:34,560 INFO L130 BoogieDeclarations]: Found specification of procedure __gameport_register_driver [2020-08-28 02:25:34,560 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_unregister_driver [2020-08-28 02:25:34,560 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_trigger [2020-08-28 02:25:34,560 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2020-08-28 02:25:34,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-28 02:25:34,561 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_read [2020-08-28 02:25:34,561 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2020-08-28 02:25:34,561 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_cooked_read [2020-08-28 02:25:34,561 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2020-08-28 02:25:34,561 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_calibrate [2020-08-28 02:25:34,561 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_time [2020-08-28 02:25:34,562 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_poll_handler [2020-08-28 02:25:34,562 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_poll_interval [2020-08-28 02:25:34,562 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-28 02:25:34,562 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_start_polling [2020-08-28 02:25:34,562 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_stop_polling [2020-08-28 02:25:34,562 INFO L130 BoogieDeclarations]: Found specification of procedure analog_decode [2020-08-28 02:25:34,563 INFO L130 BoogieDeclarations]: Found specification of procedure analog_cooked_read [2020-08-28 02:25:34,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-28 02:25:34,563 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-28 02:25:34,563 INFO L130 BoogieDeclarations]: Found specification of procedure analog_button_read [2020-08-28 02:25:34,563 INFO L130 BoogieDeclarations]: Found specification of procedure analog_poll [2020-08-28 02:25:34,563 INFO L130 BoogieDeclarations]: Found specification of procedure analog_open [2020-08-28 02:25:34,563 INFO L130 BoogieDeclarations]: Found specification of procedure analog_close [2020-08-28 02:25:34,564 INFO L130 BoogieDeclarations]: Found specification of procedure analog_calibrate_timer [2020-08-28 02:25:34,564 INFO L130 BoogieDeclarations]: Found specification of procedure analog_name [2020-08-28 02:25:34,564 INFO L130 BoogieDeclarations]: Found specification of procedure analog_init_device [2020-08-28 02:25:34,564 INFO L130 BoogieDeclarations]: Found specification of procedure analog_init_masks [2020-08-28 02:25:34,564 INFO L130 BoogieDeclarations]: Found specification of procedure analog_init_port [2020-08-28 02:25:34,564 INFO L130 BoogieDeclarations]: Found specification of procedure analog_connect [2020-08-28 02:25:34,564 INFO L130 BoogieDeclarations]: Found specification of procedure analog_disconnect [2020-08-28 02:25:34,565 INFO L130 BoogieDeclarations]: Found specification of procedure analog_parse_options [2020-08-28 02:25:34,565 INFO L130 BoogieDeclarations]: Found specification of procedure analog_init [2020-08-28 02:25:34,565 INFO L130 BoogieDeclarations]: Found specification of procedure analog_exit [2020-08-28 02:25:34,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-08-28 02:25:34,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-08-28 02:25:34,565 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_1 [2020-08-28 02:25:34,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_bind_1 [2020-08-28 02:25:34,566 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-28 02:25:34,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2020-08-28 02:25:34,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2020-08-28 02:25:34,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2020-08-28 02:25:34,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2020-08-28 02:25:34,566 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2020-08-28 02:25:34,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2020-08-28 02:25:34,567 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-28 02:25:34,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-28 02:25:34,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-08-28 02:25:34,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-08-28 02:25:34,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-28 02:25:35,377 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-08-28 02:25:37,187 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-28 02:25:37,188 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-08-28 02:25:37,203 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.08 02:25:37 BoogieIcfgContainer [2020-08-28 02:25:37,203 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-28 02:25:37,205 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-28 02:25:37,205 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-28 02:25:37,210 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-28 02:25:37,210 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.08 02:25:32" (1/3) ... [2020-08-28 02:25:37,212 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ee15da0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.08 02:25:37, skipping insertion in model container [2020-08-28 02:25:37,212 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.08 02:25:34" (2/3) ... [2020-08-28 02:25:37,212 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ee15da0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.08 02:25:37, skipping insertion in model container [2020-08-28 02:25:37,213 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.08 02:25:37" (3/3) ... [2020-08-28 02:25:37,217 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--joystick--analog.ko-entry_point.cil.out.i [2020-08-28 02:25:37,229 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-28 02:25:37,243 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-28 02:25:37,266 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-28 02:25:37,305 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-28 02:25:37,305 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-28 02:25:37,305 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-28 02:25:37,305 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-28 02:25:37,306 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-28 02:25:37,306 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-28 02:25:37,306 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-28 02:25:37,306 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-28 02:25:37,355 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states. [2020-08-28 02:25:37,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-08-28 02:25:37,368 INFO L414 BasicCegarLoop]: Found error trace [2020-08-28 02:25:37,370 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, 1] [2020-08-28 02:25:37,370 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-28 02:25:37,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-28 02:25:37,377 INFO L82 PathProgramCache]: Analyzing trace with hash -2058672228, now seen corresponding path program 1 times [2020-08-28 02:25:37,389 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-28 02:25:37,389 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [394063637] [2020-08-28 02:25:37,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-28 02:25:37,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-28 02:25:37,749 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-28 02:25:37,750 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) [2020-08-28 02:25:37,757 INFO L168 Benchmark]: Toolchain (without parser) took 5329.76 ms. Allocated memory was 138.9 MB in the beginning and 261.1 MB in the end (delta: 122.2 MB). Free memory was 96.5 MB in the beginning and 165.7 MB in the end (delta: -69.2 MB). Peak memory consumption was 53.0 MB. Max. memory is 7.1 GB. [2020-08-28 02:25:37,758 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 138.9 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-08-28 02:25:37,759 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1762.61 ms. Allocated memory was 138.9 MB in the beginning and 206.0 MB in the end (delta: 67.1 MB). Free memory was 96.3 MB in the beginning and 104.1 MB in the end (delta: -7.8 MB). Peak memory consumption was 64.6 MB. Max. memory is 7.1 GB. [2020-08-28 02:25:37,760 INFO L168 Benchmark]: Boogie Preprocessor took 210.41 ms. Allocated memory is still 206.0 MB. Free memory was 104.1 MB in the beginning and 92.1 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. [2020-08-28 02:25:37,762 INFO L168 Benchmark]: RCFGBuilder took 2799.22 ms. Allocated memory was 206.0 MB in the beginning and 261.1 MB in the end (delta: 55.1 MB). Free memory was 92.1 MB in the beginning and 194.5 MB in the end (delta: -102.4 MB). Peak memory consumption was 67.2 MB. Max. memory is 7.1 GB. [2020-08-28 02:25:37,762 INFO L168 Benchmark]: TraceAbstraction took 548.71 ms. Allocated memory is still 261.1 MB. Free memory was 194.5 MB in the beginning and 165.7 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 MB. Max. memory is 7.1 GB. [2020-08-28 02:25:37,767 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 138.9 MB. Free memory was 120.4 MB in the beginning and 120.2 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1762.61 ms. Allocated memory was 138.9 MB in the beginning and 206.0 MB in the end (delta: 67.1 MB). Free memory was 96.3 MB in the beginning and 104.1 MB in the end (delta: -7.8 MB). Peak memory consumption was 64.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 210.41 ms. Allocated memory is still 206.0 MB. Free memory was 104.1 MB in the beginning and 92.1 MB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2799.22 ms. Allocated memory was 206.0 MB in the beginning and 261.1 MB in the end (delta: 55.1 MB). Free memory was 92.1 MB in the beginning and 194.5 MB in the end (delta: -102.4 MB). Peak memory consumption was 67.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 548.71 ms. Allocated memory is still 261.1 MB. Free memory was 194.5 MB in the beginning and 165.7 MB in the end (delta: 28.8 MB). Peak memory consumption was 28.8 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...