./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 98b726a200cc424fa7bb1c37464c61d975878210ba7711cf31eb9bd278784d63 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:03:20,134 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:03:20,141 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:03:20,183 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:03:20,183 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:03:20,186 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:03:20,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:03:20,189 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:03:20,190 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:03:20,193 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:03:20,194 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:03:20,195 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:03:20,195 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:03:20,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:03:20,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:03:20,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:03:20,204 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:03:20,204 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:03:20,206 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:03:20,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:03:20,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:03:20,212 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:03:20,213 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:03:20,214 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:03:20,218 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:03:20,219 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:03:20,219 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:03:20,220 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:03:20,220 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:03:20,221 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:03:20,221 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:03:20,222 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:03:20,223 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:03:20,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:03:20,225 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:03:20,225 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:03:20,225 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:03:20,226 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:03:20,226 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:03:20,226 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:03:20,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:03:20,229 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:03:20,253 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:03:20,253 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:03:20,254 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:03:20,254 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:03:20,255 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:03:20,255 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:03:20,255 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:03:20,256 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:03:20,256 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:03:20,256 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:03:20,257 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:03:20,257 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:03:20,257 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:03:20,257 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:03:20,257 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:03:20,258 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:03:20,258 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:03:20,258 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:03:20,258 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:03:20,258 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:03:20,258 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:03:20,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:03:20,259 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:03:20,259 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:03:20,259 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:03:20,259 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:03:20,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:03:20,260 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:03:20,260 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:03:20,260 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:03:20,260 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:03:20,260 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 98b726a200cc424fa7bb1c37464c61d975878210ba7711cf31eb9bd278784d63 [2021-12-15 13:03:20,445 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:03:20,458 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:03:20,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:03:20,461 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:03:20,461 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:03:20,462 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2021-12-15 13:03:20,539 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90643d302/da7c0f2fceb8402e9dc0aa0f4e66dd6e/FLAGaf4d91bc9 [2021-12-15 13:03:21,059 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:03:21,060 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2021-12-15 13:03:21,092 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90643d302/da7c0f2fceb8402e9dc0aa0f4e66dd6e/FLAGaf4d91bc9 [2021-12-15 13:03:21,299 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/90643d302/da7c0f2fceb8402e9dc0aa0f4e66dd6e [2021-12-15 13:03:21,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:03:21,303 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:03:21,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:03:21,306 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:03:21,309 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:03:21,309 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:03:21" (1/1) ... [2021-12-15 13:03:21,310 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60475544 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:21, skipping insertion in model container [2021-12-15 13:03:21,311 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:03:21" (1/1) ... [2021-12-15 13:03:21,316 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:03:21,397 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:03:22,312 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i[171889,171902] [2021-12-15 13:03:22,356 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:03:22,382 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:03:22,557 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i[171889,171902] [2021-12-15 13:03:22,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:03:22,631 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:03:22,632 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:22 WrapperNode [2021-12-15 13:03:22,632 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:03:22,633 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:03:22,634 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:03:22,634 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:03:22,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:22" (1/1) ... [2021-12-15 13:03:22,698 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:22" (1/1) ... [2021-12-15 13:03:22,808 INFO L137 Inliner]: procedures = 180, calls = 1622, calls flagged for inlining = 67, calls inlined = 59, statements flattened = 3042 [2021-12-15 13:03:22,808 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:03:22,809 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:03:22,809 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:03:22,809 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:03:22,815 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:22" (1/1) ... [2021-12-15 13:03:22,816 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:22" (1/1) ... [2021-12-15 13:03:22,861 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:22" (1/1) ... [2021-12-15 13:03:22,861 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:22" (1/1) ... [2021-12-15 13:03:22,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:22" (1/1) ... [2021-12-15 13:03:22,927 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:22" (1/1) ... [2021-12-15 13:03:22,938 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:22" (1/1) ... [2021-12-15 13:03:22,973 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:03:22,974 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:03:22,975 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:03:22,975 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:03:22,976 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:22" (1/1) ... [2021-12-15 13:03:22,981 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:03:22,988 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:03:23,013 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 13:03:23,032 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 13:03:23,049 INFO L130 BoogieDeclarations]: Found specification of procedure gpiochip_remove [2021-12-15 13:03:23,049 INFO L138 BoogieDeclarations]: Found implementation of procedure gpiochip_remove [2021-12-15 13:03:23,049 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-15 13:03:23,049 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-15 13:03:23,049 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-15 13:03:23,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-15 13:03:23,050 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_mdelay [2021-12-15 13:03:23,050 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_mdelay [2021-12-15 13:03:23,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_clock_lock_of_sm501_devdata [2021-12-15 13:03:23,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_clock_lock_of_sm501_devdata [2021-12-15 13:03:23,050 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_calc_clock [2021-12-15 13:03:23,050 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_calc_clock [2021-12-15 13:03:23,050 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_input [2021-12-15 13:03:23,050 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_input [2021-12-15 13:03:23,051 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_probe [2021-12-15 13:03:23,051 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_probe [2021-12-15 13:03:23,051 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_regs [2021-12-15 13:03:23,051 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_regs [2021-12-15 13:03:23,051 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_setup_uart_data [2021-12-15 13:03:23,051 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_setup_uart_data [2021-12-15 13:03:23,051 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_remove [2021-12-15 13:03:23,051 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_remove [2021-12-15 13:03:23,052 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:03:23,052 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_set_power [2021-12-15 13:03:23,052 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_set_power [2021-12-15 13:03:23,052 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_pin2nr [2021-12-15 13:03:23,052 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_pin2nr [2021-12-15 13:03:23,052 INFO L130 BoogieDeclarations]: Found specification of procedure to_sm501_gpio [2021-12-15 13:03:23,052 INFO L138 BoogieDeclarations]: Found implementation of procedure to_sm501_gpio [2021-12-15 13:03:23,052 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_unit_power [2021-12-15 13:03:23,053 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_unit_power [2021-12-15 13:03:23,053 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_dev_remove [2021-12-15 13:03:23,053 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_dev_remove [2021-12-15 13:03:23,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:03:23,053 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:03:23,053 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_get [2021-12-15 13:03:23,053 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_get [2021-12-15 13:03:23,053 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_clock_lock_of_sm501_devdata [2021-12-15 13:03:23,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_clock_lock_of_sm501_devdata [2021-12-15 13:03:23,054 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_mem [2021-12-15 13:03:23,054 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_mem [2021-12-15 13:03:23,054 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:03:23,054 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:03:23,054 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_calc_pll [2021-12-15 13:03:23,055 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_calc_pll [2021-12-15 13:03:23,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:03:23,055 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:03:23,055 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:03:23,055 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-15 13:03:23,055 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-15 13:03:23,055 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:03:23,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:03:23,056 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2021-12-15 13:03:23,056 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2021-12-15 13:03:23,056 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_subio [2021-12-15 13:03:23,056 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_subio [2021-12-15 13:03:23,056 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_device [2021-12-15 13:03:23,057 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_device [2021-12-15 13:03:23,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:03:23,058 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:03:23,058 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_dev [2021-12-15 13:03:23,058 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_dev [2021-12-15 13:03:23,058 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_register_chip [2021-12-15 13:03:23,058 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_register_chip [2021-12-15 13:03:23,059 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:03:23,059 INFO L130 BoogieDeclarations]: Found specification of procedure to_sm_device [2021-12-15 13:03:23,059 INFO L138 BoogieDeclarations]: Found implementation of procedure to_sm_device [2021-12-15 13:03:23,059 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:03:23,059 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:03:23,059 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:03:23,059 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:03:23,059 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_select_clock [2021-12-15 13:03:23,060 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_select_clock [2021-12-15 13:03:23,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:03:23,060 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_irq [2021-12-15 13:03:23,060 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_irq [2021-12-15 13:03:23,061 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:03:23,061 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:03:23,061 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_sync_regs [2021-12-15 13:03:23,061 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_sync_regs [2021-12-15 13:03:23,061 INFO L130 BoogieDeclarations]: Found specification of procedure release_resource [2021-12-15 13:03:23,061 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resource [2021-12-15 13:03:23,061 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-15 13:03:23,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-15 13:03:23,061 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:03:23,062 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_subdev [2021-12-15 13:03:23,062 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_subdev [2021-12-15 13:03:23,062 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_to_dev [2021-12-15 13:03:23,062 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_to_dev [2021-12-15 13:03:23,062 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2021-12-15 13:03:23,062 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2021-12-15 13:03:23,063 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:03:23,063 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:03:23,063 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-12-15 13:03:23,063 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-12-15 13:03:23,063 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:03:23,064 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_dump_gate [2021-12-15 13:03:23,064 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_dump_gate [2021-12-15 13:03:23,064 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-12-15 13:03:23,064 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-12-15 13:03:23,065 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-15 13:03:23,065 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-15 13:03:23,065 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:03:23,065 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-12-15 13:03:23,065 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-12-15 13:03:23,065 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_set_clock [2021-12-15 13:03:23,065 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_set_clock [2021-12-15 13:03:23,066 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_modify_reg [2021-12-15 13:03:23,066 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_modify_reg [2021-12-15 13:03:23,066 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:03:23,066 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:03:23,066 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-15 13:03:23,066 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-15 13:03:23,066 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-15 13:03:23,067 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-15 13:03:23,067 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_reg [2021-12-15 13:03:23,067 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_reg [2021-12-15 13:03:23,067 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-15 13:03:23,068 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-15 13:03:23,069 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:03:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-12-15 13:03:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-12-15 13:03:23,070 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_resume [2021-12-15 13:03:23,070 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_resume [2021-12-15 13:03:23,071 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_ensure_gpio [2021-12-15 13:03:23,071 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_ensure_gpio [2021-12-15 13:03:23,072 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:03:23,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:03:23,741 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:03:23,743 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:03:26,576 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 13:03:26,600 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 13:03:26,614 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-15 13:03:26,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:03:26 BoogieIcfgContainer [2021-12-15 13:03:26,617 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 13:03:26,618 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 13:03:26,618 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 13:03:26,621 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 13:03:26,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 01:03:21" (1/3) ... [2021-12-15 13:03:26,622 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f438e83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 01:03:26, skipping insertion in model container [2021-12-15 13:03:26,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:22" (2/3) ... [2021-12-15 13:03:26,622 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f438e83 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 01:03:26, skipping insertion in model container [2021-12-15 13:03:26,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:03:26" (3/3) ... [2021-12-15 13:03:26,623 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2021-12-15 13:03:26,627 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 13:03:26,643 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 13:03:26,688 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 13:03:26,693 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-15 13:03:26,693 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 13:03:26,721 INFO L276 IsEmpty]: Start isEmpty. Operand has 936 states, 633 states have (on average 1.282780410742496) internal successors, (812), 647 states have internal predecessors, (812), 243 states have call successors, (243), 58 states have call predecessors, (243), 58 states have return successors, (243), 243 states have call predecessors, (243), 243 states have call successors, (243) [2021-12-15 13:03:26,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-12-15 13:03:26,727 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 13:03:26,728 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 13:03:26,728 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 13:03:26,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 13:03:26,732 INFO L85 PathProgramCache]: Analyzing trace with hash 1572086446, now seen corresponding path program 1 times [2021-12-15 13:03:26,747 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 13:03:26,748 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [596643727] [2021-12-15 13:03:26,748 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 13:03:26,749 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 13:03:26,811 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-15 13:03:26,812 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:89) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:03:26,816 INFO L158 Benchmark]: Toolchain (without parser) took 5512.35ms. Allocated memory was 92.3MB in the beginning and 230.7MB in the end (delta: 138.4MB). Free memory was 54.2MB in the beginning and 134.2MB in the end (delta: -79.9MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2021-12-15 13:03:26,816 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 92.3MB. Free memory was 51.2MB in the beginning and 51.1MB in the end (delta: 49.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:03:26,817 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1326.69ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 54.0MB in the beginning and 54.4MB in the end (delta: -366.2kB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2021-12-15 13:03:26,817 INFO L158 Benchmark]: Boogie Procedure Inliner took 175.19ms. Allocated memory was 111.1MB in the beginning and 148.9MB in the end (delta: 37.7MB). Free memory was 54.4MB in the beginning and 93.8MB in the end (delta: -39.4MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. [2021-12-15 13:03:26,818 INFO L158 Benchmark]: Boogie Preprocessor took 164.56ms. Allocated memory is still 148.9MB. Free memory was 93.8MB in the beginning and 74.3MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-12-15 13:03:26,818 INFO L158 Benchmark]: RCFGBuilder took 3642.38ms. Allocated memory was 148.9MB in the beginning and 230.7MB in the end (delta: 81.8MB). Free memory was 74.3MB in the beginning and 153.1MB in the end (delta: -78.8MB). Peak memory consumption was 78.7MB. Max. memory is 16.1GB. [2021-12-15 13:03:26,818 INFO L158 Benchmark]: TraceAbstraction took 196.55ms. Allocated memory is still 230.7MB. Free memory was 153.1MB in the beginning and 134.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-12-15 13:03:26,821 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 92.3MB. Free memory was 51.2MB in the beginning and 51.1MB in the end (delta: 49.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1326.69ms. Allocated memory was 92.3MB in the beginning and 111.1MB in the end (delta: 18.9MB). Free memory was 54.0MB in the beginning and 54.4MB in the end (delta: -366.2kB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 175.19ms. Allocated memory was 111.1MB in the beginning and 148.9MB in the end (delta: 37.7MB). Free memory was 54.4MB in the beginning and 93.8MB in the end (delta: -39.4MB). Peak memory consumption was 25.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 164.56ms. Allocated memory is still 148.9MB. Free memory was 93.8MB in the beginning and 74.3MB in the end (delta: 19.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 3642.38ms. Allocated memory was 148.9MB in the beginning and 230.7MB in the end (delta: 81.8MB). Free memory was 74.3MB in the beginning and 153.1MB in the end (delta: -78.8MB). Peak memory consumption was 78.7MB. Max. memory is 16.1GB. * TraceAbstraction took 196.55ms. Allocated memory is still 230.7MB. Free memory was 153.1MB in the beginning and 134.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:03:26,882 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 98b726a200cc424fa7bb1c37464c61d975878210ba7711cf31eb9bd278784d63 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:03:28,627 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:03:28,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:03:28,650 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:03:28,650 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:03:28,654 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:03:28,656 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:03:28,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:03:28,662 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:03:28,667 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:03:28,668 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:03:28,679 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:03:28,680 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:03:28,682 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:03:28,684 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:03:28,688 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:03:28,689 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:03:28,690 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:03:28,694 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:03:28,697 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:03:28,700 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:03:28,701 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:03:28,702 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:03:28,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:03:28,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:03:28,708 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:03:28,708 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:03:28,709 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:03:28,710 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:03:28,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:03:28,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:03:28,711 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:03:28,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:03:28,713 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:03:28,714 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:03:28,714 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:03:28,715 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:03:28,715 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:03:28,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:03:28,717 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:03:28,717 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:03:28,720 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:03:28,752 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:03:28,752 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:03:28,753 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:03:28,753 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:03:28,754 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:03:28,754 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:03:28,755 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:03:28,756 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:03:28,756 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:03:28,756 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:03:28,757 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:03:28,757 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:03:28,757 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:03:28,757 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:03:28,757 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:03:28,758 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:03:28,758 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:03:28,758 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:03:28,758 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:03:28,758 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:03:28,758 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:03:28,758 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:03:28,759 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:03:28,759 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:03:28,759 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:03:28,759 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:03:28,759 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:03:28,759 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:03:28,760 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:03:28,760 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:03:28,760 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:03:28,760 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:03:28,760 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:03:28,761 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:03:28,761 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 98b726a200cc424fa7bb1c37464c61d975878210ba7711cf31eb9bd278784d63 [2021-12-15 13:03:29,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:03:29,194 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:03:29,196 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:03:29,197 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:03:29,200 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:03:29,201 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2021-12-15 13:03:29,281 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7602fd54b/5e62ac33389a4d49b1c71477fda8495d/FLAG9f4ca2762 [2021-12-15 13:03:29,960 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:03:29,961 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2021-12-15 13:03:29,988 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7602fd54b/5e62ac33389a4d49b1c71477fda8495d/FLAG9f4ca2762 [2021-12-15 13:03:30,157 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7602fd54b/5e62ac33389a4d49b1c71477fda8495d [2021-12-15 13:03:30,159 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:03:30,160 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:03:30,164 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:03:30,164 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:03:30,167 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:03:30,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:03:30" (1/1) ... [2021-12-15 13:03:30,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cc35810 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:30, skipping insertion in model container [2021-12-15 13:03:30,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:03:30" (1/1) ... [2021-12-15 13:03:30,174 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:03:30,255 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:03:31,173 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i[171889,171902] [2021-12-15 13:03:31,217 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:03:31,252 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:03:31,280 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:03:31,438 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i[171889,171902] [2021-12-15 13:03:31,452 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:03:31,465 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:03:31,619 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i[171889,171902] [2021-12-15 13:03:31,626 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:03:31,694 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:03:31,694 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31 WrapperNode [2021-12-15 13:03:31,694 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:03:31,695 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:03:31,695 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:03:31,696 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:03:31,700 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31" (1/1) ... [2021-12-15 13:03:31,749 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31" (1/1) ... [2021-12-15 13:03:31,843 INFO L137 Inliner]: procedures = 189, calls = 1622, calls flagged for inlining = 67, calls inlined = 59, statements flattened = 2964 [2021-12-15 13:03:31,843 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:03:31,844 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:03:31,844 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:03:31,849 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:03:31,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31" (1/1) ... [2021-12-15 13:03:31,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31" (1/1) ... [2021-12-15 13:03:31,884 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31" (1/1) ... [2021-12-15 13:03:31,885 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31" (1/1) ... [2021-12-15 13:03:31,953 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31" (1/1) ... [2021-12-15 13:03:31,969 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31" (1/1) ... [2021-12-15 13:03:31,980 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31" (1/1) ... [2021-12-15 13:03:32,002 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:03:32,003 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:03:32,004 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:03:32,004 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:03:32,005 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31" (1/1) ... [2021-12-15 13:03:32,009 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:03:32,016 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:03:32,057 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 13:03:32,087 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 13:03:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure gpiochip_remove [2021-12-15 13:03:32,114 INFO L138 BoogieDeclarations]: Found implementation of procedure gpiochip_remove [2021-12-15 13:03:32,114 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-15 13:03:32,114 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-15 13:03:32,115 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-15 13:03:32,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-15 13:03:32,115 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:03:32,115 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_mdelay [2021-12-15 13:03:32,115 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_mdelay [2021-12-15 13:03:32,115 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_clock_lock_of_sm501_devdata [2021-12-15 13:03:32,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_clock_lock_of_sm501_devdata [2021-12-15 13:03:32,115 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_calc_clock [2021-12-15 13:03:32,116 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_calc_clock [2021-12-15 13:03:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_input [2021-12-15 13:03:32,116 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_input [2021-12-15 13:03:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_probe [2021-12-15 13:03:32,116 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_probe [2021-12-15 13:03:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:03:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_regs [2021-12-15 13:03:32,116 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_regs [2021-12-15 13:03:32,116 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:03:32,117 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:03:32,117 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_setup_uart_data [2021-12-15 13:03:32,117 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_setup_uart_data [2021-12-15 13:03:32,117 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_remove [2021-12-15 13:03:32,117 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_remove [2021-12-15 13:03:32,117 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_set_power [2021-12-15 13:03:32,117 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_set_power [2021-12-15 13:03:32,117 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_pin2nr [2021-12-15 13:03:32,117 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_pin2nr [2021-12-15 13:03:32,118 INFO L130 BoogieDeclarations]: Found specification of procedure to_sm501_gpio [2021-12-15 13:03:32,118 INFO L138 BoogieDeclarations]: Found implementation of procedure to_sm501_gpio [2021-12-15 13:03:32,118 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_unit_power [2021-12-15 13:03:32,118 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_unit_power [2021-12-15 13:03:32,118 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_dev_remove [2021-12-15 13:03:32,118 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_dev_remove [2021-12-15 13:03:32,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:03:32,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:03:32,119 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2021-12-15 13:03:32,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2021-12-15 13:03:32,119 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_get [2021-12-15 13:03:32,119 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_get [2021-12-15 13:03:32,119 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_clock_lock_of_sm501_devdata [2021-12-15 13:03:32,119 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_clock_lock_of_sm501_devdata [2021-12-15 13:03:32,119 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_mem [2021-12-15 13:03:32,119 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_mem [2021-12-15 13:03:32,141 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-15 13:03:32,141 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-15 13:03:32,141 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_calc_pll [2021-12-15 13:03:32,142 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_calc_pll [2021-12-15 13:03:32,142 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:03:32,143 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:03:32,143 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-15 13:03:32,143 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-15 13:03:32,143 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:03:32,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:03:32,143 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2021-12-15 13:03:32,143 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2021-12-15 13:03:32,143 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_subio [2021-12-15 13:03:32,143 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_subio [2021-12-15 13:03:32,144 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_register_device [2021-12-15 13:03:32,144 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_register_device [2021-12-15 13:03:32,144 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:03:32,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:03:32,144 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_dev [2021-12-15 13:03:32,144 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_dev [2021-12-15 13:03:32,144 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_register_chip [2021-12-15 13:03:32,144 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_register_chip [2021-12-15 13:03:32,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:03:32,145 INFO L130 BoogieDeclarations]: Found specification of procedure to_sm_device [2021-12-15 13:03:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure to_sm_device [2021-12-15 13:03:32,145 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:03:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:03:32,145 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-15 13:03:32,145 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-15 13:03:32,145 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_select_clock [2021-12-15 13:03:32,146 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_select_clock [2021-12-15 13:03:32,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:03:32,146 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_irq [2021-12-15 13:03:32,146 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_irq [2021-12-15 13:03:32,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:03:32,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:03:32,147 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_sync_regs [2021-12-15 13:03:32,147 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_sync_regs [2021-12-15 13:03:32,147 INFO L130 BoogieDeclarations]: Found specification of procedure release_resource [2021-12-15 13:03:32,147 INFO L138 BoogieDeclarations]: Found implementation of procedure release_resource [2021-12-15 13:03:32,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:03:32,147 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_create_subdev [2021-12-15 13:03:32,148 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_create_subdev [2021-12-15 13:03:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_to_dev [2021-12-15 13:03:32,148 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_to_dev [2021-12-15 13:03:32,148 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap [2021-12-15 13:03:32,148 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap [2021-12-15 13:03:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-15 13:03:32,149 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-15 13:03:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-12-15 13:03:32,149 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-12-15 13:03:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:03:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:03:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:03:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:03:32,149 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:03:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_dump_gate [2021-12-15 13:03:32,150 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_dump_gate [2021-12-15 13:03:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-12-15 13:03:32,150 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-12-15 13:03:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-15 13:03:32,150 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-15 13:03:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:03:32,150 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-12-15 13:03:32,151 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-12-15 13:03:32,151 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 13:03:32,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:03:32,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:03:32,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:03:32,153 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_set_clock [2021-12-15 13:03:32,153 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_set_clock [2021-12-15 13:03:32,153 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_modify_reg [2021-12-15 13:03:32,153 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_modify_reg [2021-12-15 13:03:32,153 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-15 13:03:32,153 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-15 13:03:32,153 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-15 13:03:32,153 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-15 13:03:32,153 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-15 13:03:32,153 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-15 13:03:32,153 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_init_reg [2021-12-15 13:03:32,153 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_init_reg [2021-12-15 13:03:32,153 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-15 13:03:32,154 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-15 13:03:32,154 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2021-12-15 13:03:32,154 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2021-12-15 13:03:32,154 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_plat_resume [2021-12-15 13:03:32,154 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_plat_resume [2021-12-15 13:03:32,154 INFO L130 BoogieDeclarations]: Found specification of procedure sm501_gpio_ensure_gpio [2021-12-15 13:03:32,154 INFO L138 BoogieDeclarations]: Found implementation of procedure sm501_gpio_ensure_gpio [2021-12-15 13:03:32,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:03:32,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:03:32,713 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:03:32,715 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:03:58,471 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 13:03:58,482 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 13:03:58,482 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-15 13:03:58,485 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:03:58 BoogieIcfgContainer [2021-12-15 13:03:58,485 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 13:03:58,487 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 13:03:58,487 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 13:03:58,489 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 13:03:58,489 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 01:03:30" (1/3) ... [2021-12-15 13:03:58,489 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40708ac4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 01:03:58, skipping insertion in model container [2021-12-15 13:03:58,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:03:31" (2/3) ... [2021-12-15 13:03:58,490 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@40708ac4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 01:03:58, skipping insertion in model container [2021-12-15 13:03:58,490 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:03:58" (3/3) ... [2021-12-15 13:03:58,491 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--mfd--sm501.ko-main.cil.out.i [2021-12-15 13:03:58,494 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 13:03:58,494 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 13:03:58,536 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 13:03:58,543 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-15 13:03:58,547 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 13:03:58,579 INFO L276 IsEmpty]: Start isEmpty. Operand has 936 states, 633 states have (on average 1.282780410742496) internal successors, (812), 647 states have internal predecessors, (812), 243 states have call successors, (243), 58 states have call predecessors, (243), 58 states have return successors, (243), 243 states have call predecessors, (243), 243 states have call successors, (243) [2021-12-15 13:03:58,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2021-12-15 13:03:58,588 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 13:03:58,589 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 13:03:58,589 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 13:03:58,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 13:03:58,596 INFO L85 PathProgramCache]: Analyzing trace with hash 1572086446, now seen corresponding path program 1 times [2021-12-15 13:03:58,607 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-15 13:03:58,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1754691607] [2021-12-15 13:03:58,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 13:03:58,609 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-15 13:03:58,609 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-15 13:03:58,624 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-15 13:03:58,627 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-12-15 13:03:58,906 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-12-15 13:03:59,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-15 13:03:59,104 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:03:59,109 INFO L158 Benchmark]: Toolchain (without parser) took 28948.07ms. Allocated memory was 58.7MB in the beginning and 295.7MB in the end (delta: 237.0MB). Free memory was 36.6MB in the beginning and 170.2MB in the end (delta: -133.5MB). Peak memory consumption was 102.0MB. Max. memory is 16.1GB. [2021-12-15 13:03:59,109 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 46.1MB. Free memory was 28.8MB in the beginning and 28.7MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:03:59,110 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1531.07ms. Allocated memory was 58.7MB in the beginning and 127.9MB in the end (delta: 69.2MB). Free memory was 36.5MB in the beginning and 64.6MB in the end (delta: -28.1MB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. [2021-12-15 13:03:59,110 INFO L158 Benchmark]: Boogie Procedure Inliner took 148.02ms. Allocated memory is still 127.9MB. Free memory was 64.6MB in the beginning and 67.5MB in the end (delta: -3.0MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. [2021-12-15 13:03:59,110 INFO L158 Benchmark]: Boogie Preprocessor took 158.63ms. Allocated memory is still 127.9MB. Free memory was 67.5MB in the beginning and 47.1MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-12-15 13:03:59,111 INFO L158 Benchmark]: RCFGBuilder took 26482.13ms. Allocated memory was 127.9MB in the beginning and 295.7MB in the end (delta: 167.8MB). Free memory was 47.1MB in the beginning and 201.4MB in the end (delta: -154.3MB). Peak memory consumption was 117.7MB. Max. memory is 16.1GB. [2021-12-15 13:03:59,111 INFO L158 Benchmark]: TraceAbstraction took 620.68ms. Allocated memory is still 295.7MB. Free memory was 200.4MB in the beginning and 170.2MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2021-12-15 13:03:59,114 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 46.1MB. Free memory was 28.8MB in the beginning and 28.7MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1531.07ms. Allocated memory was 58.7MB in the beginning and 127.9MB in the end (delta: 69.2MB). Free memory was 36.5MB in the beginning and 64.6MB in the end (delta: -28.1MB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 148.02ms. Allocated memory is still 127.9MB. Free memory was 64.6MB in the beginning and 67.5MB in the end (delta: -3.0MB). Peak memory consumption was 27.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 158.63ms. Allocated memory is still 127.9MB. Free memory was 67.5MB in the beginning and 47.1MB in the end (delta: 20.4MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * RCFGBuilder took 26482.13ms. Allocated memory was 127.9MB in the beginning and 295.7MB in the end (delta: 167.8MB). Free memory was 47.1MB in the beginning and 201.4MB in the end (delta: -154.3MB). Peak memory consumption was 117.7MB. Max. memory is 16.1GB. * TraceAbstraction took 620.68ms. Allocated memory is still 295.7MB. Free memory was 200.4MB in the beginning and 170.2MB in the end (delta: 30.2MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:03:59,166 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable