./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 791161d1 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-?-791161d [2022-07-23 01:42:57,296 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-23 01:42:57,298 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-23 01:42:57,337 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-23 01:42:57,337 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-23 01:42:57,338 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-23 01:42:57,339 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-23 01:42:57,341 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-23 01:42:57,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-23 01:42:57,342 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-23 01:42:57,343 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-23 01:42:57,344 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-23 01:42:57,345 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-23 01:42:57,347 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-23 01:42:57,349 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-23 01:42:57,349 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-23 01:42:57,351 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-23 01:42:57,355 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-23 01:42:57,357 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-23 01:42:57,365 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-23 01:42:57,366 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-23 01:42:57,367 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-23 01:42:57,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-23 01:42:57,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-23 01:42:57,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-23 01:42:57,371 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-23 01:42:57,371 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-23 01:42:57,371 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-23 01:42:57,372 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-23 01:42:57,372 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-23 01:42:57,376 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-23 01:42:57,377 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-23 01:42:57,377 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-23 01:42:57,378 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-23 01:42:57,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-23 01:42:57,379 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-23 01:42:57,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-23 01:42:57,380 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-23 01:42:57,380 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-23 01:42:57,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-23 01:42:57,382 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-23 01:42:57,384 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-23 01:42:57,384 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-23 01:42:57,413 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-23 01:42:57,413 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-23 01:42:57,414 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-23 01:42:57,414 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-23 01:42:57,415 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-23 01:42:57,415 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-23 01:42:57,415 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-23 01:42:57,415 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-23 01:42:57,415 INFO L138 SettingsManager]: * Use SBE=true [2022-07-23 01:42:57,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-23 01:42:57,416 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-23 01:42:57,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-23 01:42:57,417 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-23 01:42:57,417 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-23 01:42:57,417 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-23 01:42:57,417 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-23 01:42:57,417 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-23 01:42:57,417 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-23 01:42:57,418 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-23 01:42:57,418 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-23 01:42:57,418 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-23 01:42:57,418 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 01:42:57,418 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-23 01:42:57,418 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-23 01:42:57,418 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-23 01:42:57,419 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-23 01:42:57,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-23 01:42:57,419 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-23 01:42:57,419 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-23 01:42:57,419 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-23 01:42:57,419 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e437772f9678255623b28de6ece52ca0f9d56e10379ee6620525a980f0d48ad [2022-07-23 01:42:57,588 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-23 01:42:57,611 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-23 01:42:57,613 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-23 01:42:57,614 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-23 01:42:57,614 INFO L275 PluginConnector]: CDTParser initialized [2022-07-23 01:42:57,616 INFO L432 ainManager$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 [2022-07-23 01:42:57,673 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bee7e82f5/da813337dfa14fe8926aa2a87324c15d/FLAG0ce8068dc [2022-07-23 01:42:58,249 INFO L306 CDTParser]: Found 1 translation units. [2022-07-23 01:42:58,250 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 [2022-07-23 01:42:58,288 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bee7e82f5/da813337dfa14fe8926aa2a87324c15d/FLAG0ce8068dc [2022-07-23 01:42:58,420 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bee7e82f5/da813337dfa14fe8926aa2a87324c15d [2022-07-23 01:42:58,422 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-23 01:42:58,424 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-23 01:42:58,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-23 01:42:58,425 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-23 01:42:58,427 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-23 01:42:58,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 01:42:58" (1/1) ... [2022-07-23 01:42:58,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59a739b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:42:58, skipping insertion in model container [2022-07-23 01:42:58,429 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.07 01:42:58" (1/1) ... [2022-07-23 01:42:58,433 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-23 01:42:58,552 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-23 01:42:59,665 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] [2022-07-23 01:42:59,697 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 01:42:59,754 INFO L203 MainTranslator]: Completed pre-run [2022-07-23 01:43:00,169 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] [2022-07-23 01:43:00,188 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-23 01:43:00,296 INFO L208 MainTranslator]: Completed translation [2022-07-23 01:43:00,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:43:00 WrapperNode [2022-07-23 01:43:00,297 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-23 01:43:00,298 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-23 01:43:00,298 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-23 01:43:00,298 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-23 01:43:00,316 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:43:00" (1/1) ... [2022-07-23 01:43:00,628 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:43:00" (1/1) ... [2022-07-23 01:43:01,521 INFO L137 Inliner]: procedures = 111, calls = 945, calls flagged for inlining = 47, calls inlined = 45, statements flattened = 61840 [2022-07-23 01:43:01,521 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-23 01:43:01,523 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-23 01:43:01,523 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-23 01:43:01,523 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-23 01:43:01,529 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:43:00" (1/1) ... [2022-07-23 01:43:01,530 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:43:00" (1/1) ... [2022-07-23 01:43:01,854 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:43:00" (1/1) ... [2022-07-23 01:43:01,854 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:43:00" (1/1) ... [2022-07-23 01:43:02,556 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:43:00" (1/1) ... [2022-07-23 01:43:03,282 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:43:00" (1/1) ... [2022-07-23 01:43:03,462 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:43:00" (1/1) ... [2022-07-23 01:43:03,882 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-23 01:43:03,892 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-23 01:43:03,893 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-23 01:43:03,893 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-23 01:43:03,894 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:43:00" (1/1) ... [2022-07-23 01:43:03,905 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-23 01:43:03,911 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-23 01:43:03,948 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) [2022-07-23 01:43:03,959 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 [2022-07-23 01:43:03,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-23 01:43:03,974 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2022-07-23 01:43:03,974 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2022-07-23 01:43:03,974 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-23 01:43:03,974 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-23 01:43:03,974 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-23 01:43:03,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-23 01:43:03,974 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-23 01:43:03,974 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2022-07-23 01:43:03,975 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2022-07-23 01:43:03,975 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-23 01:43:03,975 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-23 01:43:03,975 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_get_id [2022-07-23 01:43:03,975 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_get_id [2022-07-23 01:43:03,975 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_update_bits [2022-07-23 01:43:03,975 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_update_bits [2022-07-23 01:43:03,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-23 01:43:03,976 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2022-07-23 01:43:03,976 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2022-07-23 01:43:03,976 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-23 01:43:03,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-23 01:43:03,976 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-23 01:43:03,976 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-23 01:43:03,976 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_read [2022-07-23 01:43:03,976 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_read [2022-07-23 01:43:03,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-23 01:43:03,977 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-23 01:43:03,977 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-23 01:43:03,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-23 01:43:03,977 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_notifier_call_chain [2022-07-23 01:43:03,977 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_notifier_call_chain [2022-07-23 01:43:03,977 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-23 01:43:03,978 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-23 01:43:03,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-07-23 01:43:03,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-07-23 01:43:03,978 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-07-23 01:43:03,978 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-07-23 01:43:03,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-23 01:43:03,979 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-07-23 01:43:03,979 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-07-23 01:43:03,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-23 01:43:03,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-23 01:43:03,979 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_get_drvdata [2022-07-23 01:43:03,979 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_get_drvdata [2022-07-23 01:43:03,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-23 01:43:03,980 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2022-07-23 01:43:03,980 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2022-07-23 01:43:03,980 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-23 01:43:03,980 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_irq_handler [2022-07-23 01:43:03,980 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_irq_handler [2022-07-23 01:43:03,980 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_write [2022-07-23 01:43:03,980 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_write [2022-07-23 01:43:03,981 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-23 01:43:03,981 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-23 01:43:03,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-23 01:43:03,981 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-23 01:43:03,981 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-23 01:43:04,447 INFO L234 CfgBuilder]: Building ICFG [2022-07-23 01:43:04,450 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-23 01:43:04,594 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-23 01:43:48,132 INFO L275 CfgBuilder]: Performing block encoding [2022-07-23 01:43:48,298 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-23 01:43:48,299 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-23 01:43:48,359 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 01:43:48 BoogieIcfgContainer [2022-07-23 01:43:48,360 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-23 01:43:48,362 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-23 01:43:48,362 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-23 01:43:48,366 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-23 01:43:48,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.07 01:42:58" (1/3) ... [2022-07-23 01:43:48,368 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59c981b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 01:43:48, skipping insertion in model container [2022-07-23 01:43:48,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.07 01:43:00" (2/3) ... [2022-07-23 01:43:48,368 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59c981b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.07 01:43:48, skipping insertion in model container [2022-07-23 01:43:48,369 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 01:43:48" (3/3) ... [2022-07-23 01:43:48,370 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i [2022-07-23 01:43:48,384 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-23 01:43:48,385 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-07-23 01:43:48,386 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59c981b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.07 01:43:48, skipping insertion in model container [2022-07-23 01:43:48,386 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-23 01:43:48,387 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-23 01:43:48,387 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-23 01:43:48,387 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-23 01:43:48,388 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.07 01:43:48" (3/3) ... [2022-07-23 01:43:48,391 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-23 01:43:48,399 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure devm_kzalloc [2022-07-23 01:43:48,400 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_irq_handler [2022-07-23 01:43:48,400 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure regulator_notifier_call_chain [2022-07-23 01:43:48,400 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure reg_check_1 [2022-07-23 01:43:48,400 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activate_suitable_irq_1 [2022-07-23 01:43:48,400 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_write [2022-07-23 01:43:48,401 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rdev_get_id [2022-07-23 01:43:48,401 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_update_bits [2022-07-23 01:43:48,401 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2022-07-23 01:43:48,401 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-23 01:43:48,401 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2022-07-23 01:43:48,401 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_is_err [2022-07-23 01:43:48,402 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-07-23 01:43:48,402 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_read [2022-07-23 01:43:48,402 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure devm_request_threaded_irq [2022-07-23 01:43:48,402 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_irq_1 [2022-07-23 01:43:48,402 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_irq_2 [2022-07-23 01:43:48,402 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-07-23 01:43:48,403 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_memset [2022-07-23 01:43:48,403 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2022-07-23 01:43:48,403 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rdev_get_drvdata [2022-07-23 01:43:48,403 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2022-07-23 01:43:49,103 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 177 nodes and edges [2022-07-23 01:43:49,135 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 51 nodes and edges [2022-07-23 01:43:49,167 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-07-23 01:43:49,198 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-07-23 01:43:49,222 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-23 01:43:49,250 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-23 01:43:50,964 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-23 01:43:50,964 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-23 01:43:50,967 INFO L158 Benchmark]: Toolchain (without parser) took 52541.48ms. Allocated memory was 157.3MB in the beginning and 9.1GB in the end (delta: 8.9GB). Free memory was 106.2MB in the beginning and 8.0GB in the end (delta: -7.9GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2022-07-23 01:43:50,967 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 88.1MB. Free memory was 45.2MB in the beginning and 45.1MB in the end (delta: 40.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-23 01:43:50,968 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1871.91ms. Allocated memory was 157.3MB in the beginning and 453.0MB in the end (delta: 295.7MB). Free memory was 105.8MB in the beginning and 315.9MB in the end (delta: -210.1MB). Peak memory consumption was 149.8MB. Max. memory is 16.1GB. [2022-07-23 01:43:50,968 INFO L158 Benchmark]: Boogie Procedure Inliner took 1224.08ms. Allocated memory is still 453.0MB. Free memory was 315.9MB in the beginning and 209.0MB in the end (delta: 107.0MB). Peak memory consumption was 216.0MB. Max. memory is 16.1GB. [2022-07-23 01:43:50,969 INFO L158 Benchmark]: Boogie Preprocessor took 2368.32ms. Allocated memory was 453.0MB in the beginning and 1.1GB in the end (delta: 627.0MB). Free memory was 209.0MB in the beginning and 700.8MB in the end (delta: -491.8MB). Peak memory consumption was 245.4MB. Max. memory is 16.1GB. [2022-07-23 01:43:50,969 INFO L158 Benchmark]: RCFGBuilder took 44468.86ms. Allocated memory was 1.1GB in the beginning and 9.1GB in the end (delta: 8.0GB). Free memory was 700.8MB in the beginning and 8.0GB in the end (delta: -7.3GB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. [2022-07-23 01:43:50,969 INFO L158 Benchmark]: TraceAbstraction took 24.17ms. Allocated memory is still 9.1GB. Free memory was 8.0GB in the beginning and 8.0GB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-23 01:43:50,970 INFO L158 Benchmark]: Witness Printer took 2577.46ms. Allocated memory is still 9.1GB. Free memory was 8.0GB in the beginning and 8.0GB in the end (delta: -56.6MB). Peak memory consumption was 366.0MB. Max. memory is 16.1GB. [2022-07-23 01:43:50,972 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 88.1MB. Free memory was 45.2MB in the beginning and 45.1MB in the end (delta: 40.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1871.91ms. Allocated memory was 157.3MB in the beginning and 453.0MB in the end (delta: 295.7MB). Free memory was 105.8MB in the beginning and 315.9MB in the end (delta: -210.1MB). Peak memory consumption was 149.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1224.08ms. Allocated memory is still 453.0MB. Free memory was 315.9MB in the beginning and 209.0MB in the end (delta: 107.0MB). Peak memory consumption was 216.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2368.32ms. Allocated memory was 453.0MB in the beginning and 1.1GB in the end (delta: 627.0MB). Free memory was 209.0MB in the beginning and 700.8MB in the end (delta: -491.8MB). Peak memory consumption was 245.4MB. Max. memory is 16.1GB. * RCFGBuilder took 44468.86ms. Allocated memory was 1.1GB in the beginning and 9.1GB in the end (delta: 8.0GB). Free memory was 700.8MB in the beginning and 8.0GB in the end (delta: -7.3GB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. * TraceAbstraction took 24.17ms. Allocated memory is still 9.1GB. Free memory was 8.0GB in the beginning and 8.0GB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 2577.46ms. Allocated memory is still 9.1GB. Free memory was 8.0GB in the beginning and 8.0GB in the end (delta: -56.6MB). Peak memory consumption was 366.0MB. 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! [2022-07-23 01:43:51,091 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