./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 35987657 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.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 7e437772f9678255623b28de6ece52ca0f9d56e10379ee6620525a980f0d48ad --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 12:59:44,161 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 12:59:44,164 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 12:59:44,201 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 12:59:44,202 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 12:59:44,203 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 12:59:44,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 12:59:44,210 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 12:59:44,212 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 12:59:44,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 12:59:44,217 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 12:59:44,223 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 12:59:44,224 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 12:59:44,224 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 12:59:44,225 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 12:59:44,226 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 12:59:44,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 12:59:44,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 12:59:44,228 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 12:59:44,244 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 12:59:44,245 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 12:59:44,246 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 12:59:44,246 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 12:59:44,247 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 12:59:44,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 12:59:44,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 12:59:44,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 12:59:44,250 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 12:59:44,250 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 12:59:44,250 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 12:59:44,251 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 12:59:44,251 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 12:59:44,252 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 12:59:44,252 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 12:59:44,252 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 12:59:44,253 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 12:59:44,253 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 12:59:44,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 12:59:44,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 12:59:44,254 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 12:59:44,255 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 12:59:44,260 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 12:59:44,261 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 12:59:44,281 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 12:59:44,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 12:59:44,282 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 12:59:44,282 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 12:59:44,283 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 12:59:44,283 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 12:59:44,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 12:59:44,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 12:59:44,285 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 12:59:44,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 12:59:44,286 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 12:59:44,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 12:59:44,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 12:59:44,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 12:59:44,286 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 12:59:44,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 12:59:44,287 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 12:59:44,297 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 12:59:44,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 12:59:44,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 12:59:44,310 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 12:59:44,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 12:59:44,311 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 12:59:44,311 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 12:59:44,311 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 12:59:44,311 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 12:59:44,312 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 12:59:44,312 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 12:59:44,312 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 12:59:44,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 12:59:44,312 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e437772f9678255623b28de6ece52ca0f9d56e10379ee6620525a980f0d48ad [2022-07-21 12:59:44,639 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 12:59:44,657 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 12:59:44,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 12:59:44,660 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 12:59:44,661 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 12:59:44,662 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i [2022-07-21 12:59:44,738 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a044a923b/c522ea8a48d34b2bbda62af8691322e2/FLAG9c5067751 [2022-07-21 12:59:45,578 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 12:59:45,579 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i [2022-07-21 12:59:45,626 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a044a923b/c522ea8a48d34b2bbda62af8691322e2/FLAG9c5067751 [2022-07-21 12:59:45,767 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a044a923b/c522ea8a48d34b2bbda62af8691322e2 [2022-07-21 12:59:45,770 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 12:59:45,771 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 12:59:45,774 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 12:59:45,774 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 12:59:45,778 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 12:59:45,778 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:59:45" (1/1) ... [2022-07-21 12:59:45,779 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@39aa89a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:59:45, skipping insertion in model container [2022-07-21 12:59:45,780 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 12:59:45" (1/1) ... [2022-07-21 12:59:45,786 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 12:59:45,953 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 12:59:47,081 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i[552347,552360] [2022-07-21 12:59:47,135 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 12:59:47,165 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 12:59:47,618 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-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i[552347,552360] [2022-07-21 12:59:47,629 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 12:59:47,716 INFO L208 MainTranslator]: Completed translation [2022-07-21 12:59:47,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:59:47 WrapperNode [2022-07-21 12:59:47,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 12:59:47,721 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 12:59:47,722 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 12:59:47,722 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 12:59:47,728 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:59:47" (1/1) ... [2022-07-21 12:59:47,971 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:59:47" (1/1) ... [2022-07-21 12:59:49,102 INFO L137 Inliner]: procedures = 111, calls = 945, calls flagged for inlining = 47, calls inlined = 45, statements flattened = 61840 [2022-07-21 12:59:49,103 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 12:59:49,104 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 12:59:49,105 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 12:59:49,105 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 12:59:49,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:59:47" (1/1) ... [2022-07-21 12:59:49,111 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:59:47" (1/1) ... [2022-07-21 12:59:49,319 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:59:47" (1/1) ... [2022-07-21 12:59:49,320 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:59:47" (1/1) ... [2022-07-21 12:59:49,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:59:47" (1/1) ... [2022-07-21 12:59:50,756 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:59:47" (1/1) ... [2022-07-21 12:59:50,983 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:59:47" (1/1) ... [2022-07-21 12:59:51,446 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 12:59:51,448 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 12:59:51,448 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 12:59:51,448 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 12:59:51,449 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:59:47" (1/1) ... [2022-07-21 12:59:51,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 12:59:51,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 12:59:51,493 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) [2022-07-21 12:59:51,507 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 [2022-07-21 12:59:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-21 12:59:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2022-07-21 12:59:51,529 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2022-07-21 12:59:51,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-21 12:59:51,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-21 12:59:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-21 12:59:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-21 12:59:51,530 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-21 12:59:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2022-07-21 12:59:51,530 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2022-07-21 12:59:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-21 12:59:51,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-21 12:59:51,530 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_get_id [2022-07-21 12:59:51,531 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_get_id [2022-07-21 12:59:51,531 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_update_bits [2022-07-21 12:59:51,531 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_update_bits [2022-07-21 12:59:51,531 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-21 12:59:51,531 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2022-07-21 12:59:51,531 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2022-07-21 12:59:51,531 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-21 12:59:51,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-21 12:59:51,531 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-21 12:59:51,532 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-21 12:59:51,532 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_read [2022-07-21 12:59:51,532 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_read [2022-07-21 12:59:51,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 12:59:51,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-21 12:59:51,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-21 12:59:51,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 12:59:51,532 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_notifier_call_chain [2022-07-21 12:59:51,532 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_notifier_call_chain [2022-07-21 12:59:51,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 12:59:51,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 12:59:51,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-07-21 12:59:51,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-07-21 12:59:51,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-07-21 12:59:51,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-07-21 12:59:51,533 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 12:59:51,533 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-07-21 12:59:51,534 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-07-21 12:59:51,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-21 12:59:51,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-21 12:59:51,534 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_get_drvdata [2022-07-21 12:59:51,534 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_get_drvdata [2022-07-21 12:59:51,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 12:59:51,534 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2022-07-21 12:59:51,534 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2022-07-21 12:59:51,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 12:59:51,535 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_irq_handler [2022-07-21 12:59:51,535 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_irq_handler [2022-07-21 12:59:51,535 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_write [2022-07-21 12:59:51,535 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_write [2022-07-21 12:59:51,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 12:59:51,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 12:59:51,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 12:59:51,535 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-21 12:59:51,536 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-21 12:59:52,005 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 12:59:52,007 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 12:59:52,166 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-21 13:00:37,288 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 13:00:37,576 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 13:00:37,577 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-21 13:00:37,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:00:37 BoogieIcfgContainer [2022-07-21 13:00:37,704 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 13:00:37,707 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 13:00:37,708 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 13:00:37,710 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 13:00:37,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 12:59:45" (1/3) ... [2022-07-21 13:00:37,711 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26db378a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:00:37, skipping insertion in model container [2022-07-21 13:00:37,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 12:59:47" (2/3) ... [2022-07-21 13:00:37,712 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26db378a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:00:37, skipping insertion in model container [2022-07-21 13:00:37,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:00:37" (3/3) ... [2022-07-21 13:00:37,713 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i [2022-07-21 13:00:37,726 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 13:00:37,727 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-07-21 13:00:37,730 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@26db378a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 01:00:37, skipping insertion in model container [2022-07-21 13:00:37,730 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-21 13:00:37,731 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-21 13:00:37,731 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-21 13:00:37,732 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-21 13:00:37,732 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:00:37" (3/3) ... [2022-07-21 13:00:37,735 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-21 13:00:37,741 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure devm_kzalloc [2022-07-21 13:00:37,741 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_irq_handler [2022-07-21 13:00:37,741 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure regulator_notifier_call_chain [2022-07-21 13:00:37,742 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure reg_check_1 [2022-07-21 13:00:37,742 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activate_suitable_irq_1 [2022-07-21 13:00:37,742 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_write [2022-07-21 13:00:37,743 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rdev_get_id [2022-07-21 13:00:37,743 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_update_bits [2022-07-21 13:00:37,743 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2022-07-21 13:00:37,743 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-21 13:00:37,743 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2022-07-21 13:00:37,743 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_is_err [2022-07-21 13:00:37,744 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-07-21 13:00:37,744 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_read [2022-07-21 13:00:37,744 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure devm_request_threaded_irq [2022-07-21 13:00:37,745 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_irq_1 [2022-07-21 13:00:37,745 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_irq_2 [2022-07-21 13:00:37,746 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-07-21 13:00:37,746 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_memset [2022-07-21 13:00:37,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2022-07-21 13:00:37,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rdev_get_drvdata [2022-07-21 13:00:37,748 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2022-07-21 13:00:38,543 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 177 nodes and edges [2022-07-21 13:00:38,577 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 51 nodes and edges [2022-07-21 13:00:38,613 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-07-21 13:00:38,647 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-07-21 13:00:38,676 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-21 13:00:38,706 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-21 13:00:40,672 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-21 13:00:40,673 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-21 13:00:40,676 INFO L158 Benchmark]: Toolchain (without parser) took 54903.19ms. Allocated memory was 75.5MB in the beginning and 8.2GB in the end (delta: 8.1GB). Free memory was 46.5MB in the beginning and 7.1GB in the end (delta: -7.1GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2022-07-21 13:00:40,677 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 52.4MB. Free memory was 34.0MB in the beginning and 34.0MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 13:00:40,677 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1946.21ms. Allocated memory was 75.5MB in the beginning and 262.1MB in the end (delta: 186.6MB). Free memory was 46.3MB in the beginning and 129.3MB in the end (delta: -83.0MB). Peak memory consumption was 165.2MB. Max. memory is 16.1GB. [2022-07-21 13:00:40,678 INFO L158 Benchmark]: Boogie Procedure Inliner took 1382.43ms. Allocated memory was 262.1MB in the beginning and 524.3MB in the end (delta: 262.1MB). Free memory was 129.3MB in the beginning and 280.3MB in the end (delta: -151.0MB). Peak memory consumption was 188.7MB. Max. memory is 16.1GB. [2022-07-21 13:00:40,679 INFO L158 Benchmark]: Boogie Preprocessor took 2342.13ms. Allocated memory was 524.3MB in the beginning and 1.6GB in the end (delta: 1.0GB). Free memory was 280.3MB in the beginning and 1.2GB in the end (delta: -896.5MB). Peak memory consumption was 199.2MB. Max. memory is 16.1GB. [2022-07-21 13:00:40,679 INFO L158 Benchmark]: RCFGBuilder took 46255.98ms. Allocated memory was 1.6GB in the beginning and 8.2GB in the end (delta: 6.6GB). Free memory was 1.2GB in the beginning and 7.2GB in the end (delta: -6.0GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2022-07-21 13:00:40,680 INFO L158 Benchmark]: TraceAbstraction took 22.85ms. Allocated memory is still 8.2GB. Free memory was 7.2GB in the beginning and 7.2GB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 13:00:40,680 INFO L158 Benchmark]: Witness Printer took 2941.72ms. Allocated memory is still 8.2GB. Free memory was 7.2GB in the beginning and 7.1GB in the end (delta: 49.9MB). Peak memory consumption was 403.7MB. Max. memory is 16.1GB. [2022-07-21 13:00:40,683 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 52.4MB. Free memory was 34.0MB in the beginning and 34.0MB in the end (delta: 46.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1946.21ms. Allocated memory was 75.5MB in the beginning and 262.1MB in the end (delta: 186.6MB). Free memory was 46.3MB in the beginning and 129.3MB in the end (delta: -83.0MB). Peak memory consumption was 165.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1382.43ms. Allocated memory was 262.1MB in the beginning and 524.3MB in the end (delta: 262.1MB). Free memory was 129.3MB in the beginning and 280.3MB in the end (delta: -151.0MB). Peak memory consumption was 188.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2342.13ms. Allocated memory was 524.3MB in the beginning and 1.6GB in the end (delta: 1.0GB). Free memory was 280.3MB in the beginning and 1.2GB in the end (delta: -896.5MB). Peak memory consumption was 199.2MB. Max. memory is 16.1GB. * RCFGBuilder took 46255.98ms. Allocated memory was 1.6GB in the beginning and 8.2GB in the end (delta: 6.6GB). Free memory was 1.2GB in the beginning and 7.2GB in the end (delta: -6.0GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. * TraceAbstraction took 22.85ms. Allocated memory is still 8.2GB. Free memory was 7.2GB in the beginning and 7.2GB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 2941.72ms. Allocated memory is still 8.2GB. Free memory was 7.2GB in the beginning and 7.1GB in the end (delta: 49.9MB). Peak memory consumption was 403.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-07-21 13:00:40,810 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: TRUE