./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 6c24879c 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-?-6c24879 [2022-07-12 14:25:42,022 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 14:25:42,023 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 14:25:42,055 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 14:25:42,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 14:25:42,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 14:25:42,058 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 14:25:42,059 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 14:25:42,061 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 14:25:42,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 14:25:42,063 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 14:25:42,064 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 14:25:42,064 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 14:25:42,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 14:25:42,066 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 14:25:42,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 14:25:42,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 14:25:42,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 14:25:42,070 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 14:25:42,072 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 14:25:42,073 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 14:25:42,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 14:25:42,075 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 14:25:42,076 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 14:25:42,077 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 14:25:42,079 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 14:25:42,079 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 14:25:42,080 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 14:25:42,081 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 14:25:42,081 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 14:25:42,082 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 14:25:42,082 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 14:25:42,083 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 14:25:42,084 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 14:25:42,085 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 14:25:42,086 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 14:25:42,086 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 14:25:42,087 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 14:25:42,087 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 14:25:42,087 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 14:25:42,088 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 14:25:42,089 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 14:25:42,090 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 14:25:42,109 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 14:25:42,110 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 14:25:42,110 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 14:25:42,110 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 14:25:42,111 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 14:25:42,112 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 14:25:42,112 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 14:25:42,112 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 14:25:42,113 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 14:25:42,113 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 14:25:42,113 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 14:25:42,113 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 14:25:42,114 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 14:25:42,114 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 14:25:42,114 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 14:25:42,114 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 14:25:42,114 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 14:25:42,114 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 14:25:42,115 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 14:25:42,115 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 14:25:42,115 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 14:25:42,115 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 14:25:42,116 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 14:25:42,116 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 14:25:42,116 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 14:25:42,116 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 14:25:42,116 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 14:25:42,117 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 14:25:42,117 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 14:25:42,117 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 14:25:42,117 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e437772f9678255623b28de6ece52ca0f9d56e10379ee6620525a980f0d48ad [2022-07-12 14:25:42,383 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 14:25:42,420 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 14:25:42,423 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 14:25:42,424 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 14:25:42,425 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 14:25:42,426 INFO L432 ainManager$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 [2022-07-12 14:25:42,503 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6cf6f14f/1a7ade8266864cc28fa7a0de9b2a9d19/FLAG6a4c7218c [2022-07-12 14:25:43,317 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 14:25:43,318 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 [2022-07-12 14:25:43,377 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6cf6f14f/1a7ade8266864cc28fa7a0de9b2a9d19/FLAG6a4c7218c [2022-07-12 14:25:43,841 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a6cf6f14f/1a7ade8266864cc28fa7a0de9b2a9d19 [2022-07-12 14:25:43,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 14:25:43,847 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 14:25:43,849 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 14:25:43,849 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 14:25:43,858 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 14:25:43,860 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:25:43" (1/1) ... [2022-07-12 14:25:43,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77fb0ee7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:25:43, skipping insertion in model container [2022-07-12 14:25:43,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:25:43" (1/1) ... [2022-07-12 14:25:43,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 14:25:44,053 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 14:25:45,711 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] [2022-07-12 14:25:45,768 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:25:45,804 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 14:25:46,533 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] [2022-07-12 14:25:46,544 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:25:46,682 INFO L208 MainTranslator]: Completed translation [2022-07-12 14:25:46,689 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:25:46 WrapperNode [2022-07-12 14:25:46,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 14:25:46,691 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 14:25:46,691 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 14:25:46,692 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 14:25:46,701 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:25:46" (1/1) ... [2022-07-12 14:25:46,926 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:25:46" (1/1) ... [2022-07-12 14:25:48,210 INFO L137 Inliner]: procedures = 111, calls = 945, calls flagged for inlining = 47, calls inlined = 45, statements flattened = 61840 [2022-07-12 14:25:48,210 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 14:25:48,211 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 14:25:48,211 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 14:25:48,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 14:25:48,219 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:25:46" (1/1) ... [2022-07-12 14:25:48,220 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:25:46" (1/1) ... [2022-07-12 14:25:48,642 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:25:46" (1/1) ... [2022-07-12 14:25:48,646 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:25:46" (1/1) ... [2022-07-12 14:25:49,369 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:25:46" (1/1) ... [2022-07-12 14:25:49,985 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:25:46" (1/1) ... [2022-07-12 14:25:50,396 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:25:46" (1/1) ... [2022-07-12 14:25:50,897 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 14:25:50,898 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 14:25:50,899 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 14:25:50,899 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 14:25:50,900 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:25:46" (1/1) ... [2022-07-12 14:25:50,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 14:25:50,919 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 14:25:50,933 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) [2022-07-12 14:25:50,961 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 [2022-07-12 14:25:50,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-12 14:25:50,982 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2022-07-12 14:25:50,982 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2022-07-12 14:25:50,982 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 14:25:50,982 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 14:25:50,983 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-12 14:25:50,983 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-12 14:25:50,983 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-12 14:25:50,983 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2022-07-12 14:25:50,983 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2022-07-12 14:25:50,983 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 14:25:50,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 14:25:50,984 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_get_id [2022-07-12 14:25:50,984 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_get_id [2022-07-12 14:25:50,984 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_update_bits [2022-07-12 14:25:50,984 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_update_bits [2022-07-12 14:25:50,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-12 14:25:50,984 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2022-07-12 14:25:50,985 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2022-07-12 14:25:50,985 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-12 14:25:50,985 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-12 14:25:50,985 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-12 14:25:50,985 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-12 14:25:50,985 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_read [2022-07-12 14:25:50,986 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_read [2022-07-12 14:25:50,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 14:25:50,986 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-12 14:25:50,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-12 14:25:50,986 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 14:25:50,986 INFO L130 BoogieDeclarations]: Found specification of procedure regulator_notifier_call_chain [2022-07-12 14:25:50,986 INFO L138 BoogieDeclarations]: Found implementation of procedure regulator_notifier_call_chain [2022-07-12 14:25:50,987 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 14:25:50,987 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 14:25:50,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-07-12 14:25:50,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-07-12 14:25:50,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-07-12 14:25:50,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-07-12 14:25:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 14:25:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-07-12 14:25:50,988 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-07-12 14:25:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-12 14:25:50,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-12 14:25:50,988 INFO L130 BoogieDeclarations]: Found specification of procedure rdev_get_drvdata [2022-07-12 14:25:50,988 INFO L138 BoogieDeclarations]: Found implementation of procedure rdev_get_drvdata [2022-07-12 14:25:50,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 14:25:50,989 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2022-07-12 14:25:50,989 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2022-07-12 14:25:50,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 14:25:50,989 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_irq_handler [2022-07-12 14:25:50,989 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_irq_handler [2022-07-12 14:25:50,990 INFO L130 BoogieDeclarations]: Found specification of procedure lp8755_write [2022-07-12 14:25:50,990 INFO L138 BoogieDeclarations]: Found implementation of procedure lp8755_write [2022-07-12 14:25:50,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 14:25:50,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 14:25:50,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 14:25:50,990 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-12 14:25:50,990 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-12 14:25:51,449 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 14:25:51,451 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 14:25:51,601 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 14:26:44,050 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 14:26:44,229 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 14:26:44,230 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-12 14:26:44,283 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 02:26:44 BoogieIcfgContainer [2022-07-12 14:26:44,284 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 14:26:44,285 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 14:26:44,286 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 14:26:44,289 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 14:26:44,290 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 02:25:43" (1/3) ... [2022-07-12 14:26:44,290 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1428b16c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 02:26:44, skipping insertion in model container [2022-07-12 14:26:44,290 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:25:46" (2/3) ... [2022-07-12 14:26:44,291 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1428b16c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 02:26:44, skipping insertion in model container [2022-07-12 14:26:44,291 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 02:26:44" (3/3) ... [2022-07-12 14:26:44,293 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i [2022-07-12 14:26:44,305 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 14:26:44,305 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-07-12 14:26:44,307 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1428b16c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.07 02:26:44, skipping insertion in model container [2022-07-12 14:26:44,307 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-12 14:26:44,308 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-12 14:26:44,308 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-12 14:26:44,308 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-12 14:26:44,309 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 02:26:44" (3/3) ... [2022-07-12 14:26:44,312 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-12 14:26:44,318 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure devm_kzalloc [2022-07-12 14:26:44,318 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_irq_handler [2022-07-12 14:26:44,319 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure regulator_notifier_call_chain [2022-07-12 14:26:44,319 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure reg_check_1 [2022-07-12 14:26:44,319 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activate_suitable_irq_1 [2022-07-12 14:26:44,319 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_write [2022-07-12 14:26:44,319 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rdev_get_id [2022-07-12 14:26:44,319 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_update_bits [2022-07-12 14:26:44,319 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2022-07-12 14:26:44,320 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-12 14:26:44,320 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2022-07-12 14:26:44,320 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_is_err [2022-07-12 14:26:44,320 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-07-12 14:26:44,320 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lp8755_read [2022-07-12 14:26:44,320 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure devm_request_threaded_irq [2022-07-12 14:26:44,320 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_irq_1 [2022-07-12 14:26:44,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_irq_2 [2022-07-12 14:26:44,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-07-12 14:26:44,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_memset [2022-07-12 14:26:44,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2022-07-12 14:26:44,321 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rdev_get_drvdata [2022-07-12 14:26:44,322 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2022-07-12 14:26:44,958 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 177 nodes and edges [2022-07-12 14:26:45,006 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 51 nodes and edges [2022-07-12 14:26:45,055 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-07-12 14:26:45,089 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-07-12 14:26:45,121 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-12 14:26:45,154 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-12 14:26:47,567 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-12 14:26:47,568 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-12 14:26:47,573 INFO L158 Benchmark]: Toolchain (without parser) took 63721.67ms. Allocated memory was 94.4MB in the beginning and 10.5GB in the end (delta: 10.4GB). Free memory was 66.3MB in the beginning and 9.4GB in the end (delta: -9.4GB). Peak memory consumption was 1.5GB. Max. memory is 16.1GB. [2022-07-12 14:26:47,573 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 94.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 14:26:47,575 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2841.62ms. Allocated memory was 94.4MB in the beginning and 318.8MB in the end (delta: 224.4MB). Free memory was 66.3MB in the beginning and 186.1MB in the end (delta: -119.9MB). Peak memory consumption was 168.6MB. Max. memory is 16.1GB. [2022-07-12 14:26:47,576 INFO L158 Benchmark]: Boogie Procedure Inliner took 1519.22ms. Allocated memory was 318.8MB in the beginning and 740.3MB in the end (delta: 421.5MB). Free memory was 186.1MB in the beginning and 487.9MB in the end (delta: -301.8MB). Peak memory consumption was 118.7MB. Max. memory is 16.1GB. [2022-07-12 14:26:47,577 INFO L158 Benchmark]: Boogie Preprocessor took 2686.68ms. Allocated memory was 740.3MB in the beginning and 2.2GB in the end (delta: 1.5GB). Free memory was 487.9MB in the beginning and 1.8GB in the end (delta: -1.3GB). Peak memory consumption was 208.7MB. Max. memory is 16.1GB. [2022-07-12 14:26:47,578 INFO L158 Benchmark]: RCFGBuilder took 53385.54ms. Allocated memory was 2.2GB in the beginning and 10.5GB in the end (delta: 8.3GB). Free memory was 1.8GB in the beginning and 9.6GB in the end (delta: -7.7GB). Peak memory consumption was 4.3GB. Max. memory is 16.1GB. [2022-07-12 14:26:47,580 INFO L158 Benchmark]: TraceAbstraction took 21.65ms. Allocated memory is still 10.5GB. Free memory was 9.6GB in the beginning and 9.6GB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-12 14:26:47,581 INFO L158 Benchmark]: Witness Printer took 3259.96ms. Allocated memory is still 10.5GB. Free memory was 9.6GB in the beginning and 9.4GB in the end (delta: 117.1MB). Peak memory consumption was 539.0MB. Max. memory is 16.1GB. [2022-07-12 14:26:47,582 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 94.4MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2841.62ms. Allocated memory was 94.4MB in the beginning and 318.8MB in the end (delta: 224.4MB). Free memory was 66.3MB in the beginning and 186.1MB in the end (delta: -119.9MB). Peak memory consumption was 168.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1519.22ms. Allocated memory was 318.8MB in the beginning and 740.3MB in the end (delta: 421.5MB). Free memory was 186.1MB in the beginning and 487.9MB in the end (delta: -301.8MB). Peak memory consumption was 118.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 2686.68ms. Allocated memory was 740.3MB in the beginning and 2.2GB in the end (delta: 1.5GB). Free memory was 487.9MB in the beginning and 1.8GB in the end (delta: -1.3GB). Peak memory consumption was 208.7MB. Max. memory is 16.1GB. * RCFGBuilder took 53385.54ms. Allocated memory was 2.2GB in the beginning and 10.5GB in the end (delta: 8.3GB). Free memory was 1.8GB in the beginning and 9.6GB in the end (delta: -7.7GB). Peak memory consumption was 4.3GB. Max. memory is 16.1GB. * TraceAbstraction took 21.65ms. Allocated memory is still 10.5GB. Free memory was 9.6GB in the beginning and 9.6GB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 3259.96ms. Allocated memory is still 10.5GB. Free memory was 9.6GB in the beginning and 9.4GB in the end (delta: 117.1MB). Peak memory consumption was 539.0MB. 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! [2022-07-12 14:26:47,709 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE