./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 e19ca921 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-dev-e19ca92 [2021-12-22 15:15:41,883 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-22 15:15:41,885 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-22 15:15:41,935 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-22 15:15:41,936 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-22 15:15:41,939 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-22 15:15:41,941 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-22 15:15:41,943 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-22 15:15:41,945 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-22 15:15:41,945 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-22 15:15:41,946 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-22 15:15:41,947 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-22 15:15:41,947 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-22 15:15:41,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-22 15:15:41,948 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-22 15:15:41,949 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-22 15:15:41,949 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-22 15:15:41,950 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-22 15:15:41,951 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-22 15:15:41,952 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-22 15:15:41,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-22 15:15:41,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-22 15:15:41,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-22 15:15:41,955 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-22 15:15:41,956 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-22 15:15:41,959 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-22 15:15:41,960 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-22 15:15:41,960 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-22 15:15:41,961 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-22 15:15:41,961 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-22 15:15:41,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-22 15:15:41,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-22 15:15:41,962 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-22 15:15:41,963 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-22 15:15:41,964 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-22 15:15:41,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-22 15:15:41,964 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-22 15:15:41,965 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-22 15:15:41,965 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-22 15:15:41,965 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-22 15:15:41,966 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-22 15:15:41,968 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-22 15:15:41,988 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-22 15:15:41,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-22 15:15:41,989 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-22 15:15:41,989 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-22 15:15:41,990 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-22 15:15:41,990 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-22 15:15:41,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-22 15:15:41,991 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-22 15:15:41,991 INFO L138 SettingsManager]: * Use SBE=true [2021-12-22 15:15:41,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-22 15:15:41,992 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-22 15:15:41,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-22 15:15:41,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-22 15:15:41,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-22 15:15:41,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-22 15:15:41,993 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-22 15:15:41,993 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-22 15:15:41,993 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-22 15:15:41,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-22 15:15:41,993 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-22 15:15:41,993 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-22 15:15:41,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:15:41,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-22 15:15:41,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-22 15:15:41,994 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-22 15:15:41,994 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-22 15:15:41,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-22 15:15:41,995 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-22 15:15:41,995 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-22 15:15:41,995 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-22 15:15:41,995 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-22 15:15:41,995 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e437772f9678255623b28de6ece52ca0f9d56e10379ee6620525a980f0d48ad [2021-12-22 15:15:42,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-22 15:15:42,244 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-22 15:15:42,246 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-22 15:15:42,247 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-22 15:15:42,247 INFO L275 PluginConnector]: CDTParser initialized [2021-12-22 15:15:42,248 INFO L432 ainManager$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 [2021-12-22 15:15:42,298 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d34a2d7c/9d82428103f14feda17991c9dcac060c/FLAGdae715fe5 [2021-12-22 15:15:42,972 INFO L306 CDTParser]: Found 1 translation units. [2021-12-22 15:15:42,972 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 [2021-12-22 15:15:43,011 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d34a2d7c/9d82428103f14feda17991c9dcac060c/FLAGdae715fe5 [2021-12-22 15:15:43,324 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5d34a2d7c/9d82428103f14feda17991c9dcac060c [2021-12-22 15:15:43,326 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-22 15:15:43,327 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-22 15:15:43,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-22 15:15:43,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-22 15:15:43,332 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-22 15:15:43,333 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:15:43" (1/1) ... [2021-12-22 15:15:43,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@415012fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:43, skipping insertion in model container [2021-12-22 15:15:43,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.12 03:15:43" (1/1) ... [2021-12-22 15:15:43,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-22 15:15:43,442 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-22 15:15:44,639 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] [2021-12-22 15:15:44,684 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:15:44,721 INFO L203 MainTranslator]: Completed pre-run [2021-12-22 15:15:45,283 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] [2021-12-22 15:15:45,290 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-22 15:15:45,338 INFO L208 MainTranslator]: Completed translation [2021-12-22 15:15:45,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:45 WrapperNode [2021-12-22 15:15:45,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-22 15:15:45,340 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-22 15:15:45,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-22 15:15:45,341 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-22 15:15:45,346 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:45" (1/1) ... [2021-12-22 15:15:45,530 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:45" (1/1) ... [2021-12-22 15:15:46,405 INFO L137 Inliner]: procedures = 111, calls = 945, calls flagged for inlining = 47, calls inlined = 45, statements flattened = 61840 [2021-12-22 15:15:46,406 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-22 15:15:46,407 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-22 15:15:46,407 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-22 15:15:46,407 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-22 15:15:46,414 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:45" (1/1) ... [2021-12-22 15:15:46,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:45" (1/1) ... [2021-12-22 15:15:46,821 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:45" (1/1) ... [2021-12-22 15:15:46,822 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:45" (1/1) ... [2021-12-22 15:15:47,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:45" (1/1) ... [2021-12-22 15:15:47,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:45" (1/1) ... [2021-12-22 15:15:47,933 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:45" (1/1) ... [2021-12-22 15:15:48,219 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-22 15:15:48,219 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-22 15:15:48,220 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-22 15:15:48,220 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-22 15:15:48,220 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:45" (1/1) ... [2021-12-22 15:15:48,225 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-22 15:15:48,232 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-22 15:15:48,241 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) [2021-12-22 15:15:48,258 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 [2021-12-22 15:15:48,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-22 15:15:48,266 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2021-12-22 15:15:48,266 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2021-12-22 15:15:48,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-22 15:15:48,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-22 15:15:48,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-22 15:15:48,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-22 15:15:48,267 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-22 15:15:48,267 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2021-12-22 15:15:48,267 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2021-12-22 15:15:48,267 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-22 15:15:48,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-22 15:15:48,268 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_get_id [2021-12-22 15:15:48,268 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_get_id [2021-12-22 15:15:48,268 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_update_bits [2021-12-22 15:15:48,268 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_update_bits [2021-12-22 15:15:48,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-22 15:15:48,268 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2021-12-22 15:15:48,268 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2021-12-22 15:15:48,268 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-22 15:15:48,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-22 15:15:48,269 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-22 15:15:48,269 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-22 15:15:48,269 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_read [2021-12-22 15:15:48,269 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_read [2021-12-22 15:15:48,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-22 15:15:48,269 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-22 15:15:48,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-22 15:15:48,269 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-22 15:15:48,270 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_notifier_call_chain [2021-12-22 15:15:48,270 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_notifier_call_chain [2021-12-22 15:15:48,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-22 15:15:48,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-22 15:15:48,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-22 15:15:48,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-22 15:15:48,270 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-12-22 15:15:48,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-12-22 15:15:48,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-22 15:15:48,271 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-22 15:15:48,271 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-22 15:15:48,271 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-22 15:15:48,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-22 15:15:48,271 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_get_drvdata [2021-12-22 15:15:48,271 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_get_drvdata [2021-12-22 15:15:48,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-22 15:15:48,271 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2021-12-22 15:15:48,271 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2021-12-22 15:15:48,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-22 15:15:48,272 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_irq_handler [2021-12-22 15:15:48,272 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_irq_handler [2021-12-22 15:15:48,272 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_write [2021-12-22 15:15:48,272 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_write [2021-12-22 15:15:48,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-22 15:15:48,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-22 15:15:48,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-22 15:15:48,273 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-22 15:15:48,273 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-22 15:15:48,656 INFO L234 CfgBuilder]: Building ICFG [2021-12-22 15:15:48,658 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-22 15:15:48,805 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-22 15:16:34,007 INFO L275 CfgBuilder]: Performing block encoding [2021-12-22 15:16:34,175 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-22 15:16:34,175 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-22 15:16:34,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:16:34 BoogieIcfgContainer [2021-12-22 15:16:34,226 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-22 15:16:34,228 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-22 15:16:34,229 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-22 15:16:34,231 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-22 15:16:34,231 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.12 03:15:43" (1/3) ... [2021-12-22 15:16:34,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@734fcbcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:16:34, skipping insertion in model container [2021-12-22 15:16:34,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.12 03:15:45" (2/3) ... [2021-12-22 15:16:34,232 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@734fcbcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.12 03:16:34, skipping insertion in model container [2021-12-22 15:16:34,232 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:16:34" (3/3) ... [2021-12-22 15:16:34,234 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i [2021-12-22 15:16:34,241 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-22 15:16:34,241 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-12-22 15:16:34,245 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@734fcbcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.12 03:16:34, skipping insertion in model container [2021-12-22 15:16:34,245 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-22 15:16:34,246 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-22 15:16:34,246 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-22 15:16:34,246 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-22 15:16:34,247 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.12 03:16:34" (3/3) ... [2021-12-22 15:16:34,255 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-22 15:16:34,261 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure devm_kzalloc [2021-12-22 15:16:34,262 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_irq_handler [2021-12-22 15:16:34,262 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure regulator_notifier_call_chain [2021-12-22 15:16:34,262 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure reg_check_1 [2021-12-22 15:16:34,262 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activate_suitable_irq_1 [2021-12-22 15:16:34,262 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_write [2021-12-22 15:16:34,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rdev_get_id [2021-12-22 15:16:34,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_update_bits [2021-12-22 15:16:34,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2021-12-22 15:16:34,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-12-22 15:16:34,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2021-12-22 15:16:34,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_is_err [2021-12-22 15:16:34,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-12-22 15:16:34,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_read [2021-12-22 15:16:34,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure devm_request_threaded_irq [2021-12-22 15:16:34,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_irq_1 [2021-12-22 15:16:34,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_irq_2 [2021-12-22 15:16:34,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2021-12-22 15:16:34,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_memset [2021-12-22 15:16:34,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2021-12-22 15:16:34,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rdev_get_drvdata [2021-12-22 15:16:34,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2021-12-22 15:16:34,898 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 177 nodes and edges [2021-12-22 15:16:34,937 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 51 nodes and edges [2021-12-22 15:16:34,971 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2021-12-22 15:16:35,009 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-12-22 15:16:35,048 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-22 15:16:35,084 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-22 15:16:36,902 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-22 15:16:36,903 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-22 15:16:36,904 INFO L158 Benchmark]: Toolchain (without parser) took 53576.52ms. Allocated memory was 100.7MB in the beginning and 7.5GB in the end (delta: 7.4GB). Free memory was 69.5MB in the beginning and 6.5GB in the end (delta: -6.4GB). Peak memory consumption was 1.3GB. Max. memory is 16.1GB. [2021-12-22 15:16:36,905 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 81.8MB. Free memory was 39.6MB in the beginning and 39.6MB in the end (delta: 40.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-22 15:16:36,905 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2012.08ms. Allocated memory was 100.7MB in the beginning and 381.7MB in the end (delta: 281.0MB). Free memory was 69.5MB in the beginning and 213.2MB in the end (delta: -143.7MB). Peak memory consumption was 134.9MB. Max. memory is 16.1GB. [2021-12-22 15:16:36,905 INFO L158 Benchmark]: Boogie Procedure Inliner took 1065.66ms. Allocated memory is still 381.7MB. Free memory was 213.2MB in the beginning and 117.6MB in the end (delta: 95.6MB). Peak memory consumption was 141.8MB. Max. memory is 16.1GB. [2021-12-22 15:16:36,906 INFO L158 Benchmark]: Boogie Preprocessor took 1812.31ms. Allocated memory was 381.7MB in the beginning and 1.1GB in the end (delta: 669.0MB). Free memory was 117.6MB in the beginning and 670.4MB in the end (delta: -552.8MB). Peak memory consumption was 234.7MB. Max. memory is 16.1GB. [2021-12-22 15:16:36,906 INFO L158 Benchmark]: RCFGBuilder took 46007.15ms. Allocated memory was 1.1GB in the beginning and 7.5GB in the end (delta: 6.5GB). Free memory was 670.4MB in the beginning and 6.5GB in the end (delta: -5.8GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2021-12-22 15:16:36,906 INFO L158 Benchmark]: TraceAbstraction took 16.56ms. Allocated memory is still 7.5GB. Free memory was 6.5GB in the beginning and 6.5GB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-22 15:16:36,907 INFO L158 Benchmark]: Witness Printer took 2656.53ms. Allocated memory is still 7.5GB. Free memory was 6.5GB in the beginning and 6.5GB in the end (delta: 14.4MB). Peak memory consumption was 263.2MB. Max. memory is 16.1GB. [2021-12-22 15:16:36,909 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 81.8MB. Free memory was 39.6MB in the beginning and 39.6MB in the end (delta: 40.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2012.08ms. Allocated memory was 100.7MB in the beginning and 381.7MB in the end (delta: 281.0MB). Free memory was 69.5MB in the beginning and 213.2MB in the end (delta: -143.7MB). Peak memory consumption was 134.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1065.66ms. Allocated memory is still 381.7MB. Free memory was 213.2MB in the beginning and 117.6MB in the end (delta: 95.6MB). Peak memory consumption was 141.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1812.31ms. Allocated memory was 381.7MB in the beginning and 1.1GB in the end (delta: 669.0MB). Free memory was 117.6MB in the beginning and 670.4MB in the end (delta: -552.8MB). Peak memory consumption was 234.7MB. Max. memory is 16.1GB. * RCFGBuilder took 46007.15ms. Allocated memory was 1.1GB in the beginning and 7.5GB in the end (delta: 6.5GB). Free memory was 670.4MB in the beginning and 6.5GB in the end (delta: -5.8GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. * TraceAbstraction took 16.56ms. Allocated memory is still 7.5GB. Free memory was 6.5GB in the beginning and 6.5GB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 2656.53ms. Allocated memory is still 7.5GB. Free memory was 6.5GB in the beginning and 6.5GB in the end (delta: 14.4MB). Peak memory consumption was 263.2MB. 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! [2021-12-22 15:16:37,004 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