./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-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.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 20e4a1f568783894f17840aa5f338f3fb65a6686c2b0eb1bb7dec08049ab8d00 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:15:15,653 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:15:15,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:15:15,703 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:15:15,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:15:15,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:15:15,710 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:15:15,714 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:15:15,715 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:15:15,716 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:15:15,725 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:15:15,727 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:15:15,728 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:15:15,728 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:15:15,729 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:15:15,730 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:15:15,732 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:15:15,733 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:15:15,738 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:15:15,739 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:15:15,740 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:15:15,740 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:15:15,743 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:15:15,743 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:15:15,745 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:15:15,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:15:15,749 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:15:15,750 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:15:15,750 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:15:15,751 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:15:15,751 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:15:15,752 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:15:15,753 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:15:15,754 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:15:15,755 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:15:15,755 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:15:15,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:15:15,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:15:15,757 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:15:15,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:15:15,757 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:15:15,758 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:15:15,782 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:15:15,782 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:15:15,782 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:15:15,783 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:15:15,783 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:15:15,783 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:15:15,784 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:15:15,784 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:15:15,784 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:15:15,784 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:15:15,785 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:15:15,785 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:15:15,785 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:15:15,785 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:15:15,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:15:15,786 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:15:15,786 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:15:15,786 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:15:15,786 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:15:15,786 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:15:15,787 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:15:15,787 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:15:15,787 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:15:15,787 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:15:15,787 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:15:15,787 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:15:15,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:15:15,788 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:15:15,788 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:15:15,788 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:15:15,788 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:15:15,788 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20e4a1f568783894f17840aa5f338f3fb65a6686c2b0eb1bb7dec08049ab8d00 [2021-12-15 13:15:16,010 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:15:16,033 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:15:16,035 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:15:16,036 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:15:16,036 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:15:16,037 INFO L432 ainManager$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-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i [2021-12-15 13:15:16,077 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6740575b7/bde8f6edc8d347a087d0f25ccca05c01/FLAG60bbc483b [2021-12-15 13:15:16,659 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:15:16,662 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i [2021-12-15 13:15:16,694 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6740575b7/bde8f6edc8d347a087d0f25ccca05c01/FLAG60bbc483b [2021-12-15 13:15:17,067 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6740575b7/bde8f6edc8d347a087d0f25ccca05c01 [2021-12-15 13:15:17,069 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:15:17,070 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:15:17,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:15:17,071 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:15:17,073 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:15:17,074 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:15:17" (1/1) ... [2021-12-15 13:15:17,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54f840c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:17, skipping insertion in model container [2021-12-15 13:15:17,075 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:15:17" (1/1) ... [2021-12-15 13:15:17,079 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:15:17,147 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:15:18,100 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-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i[175998,176011] [2021-12-15 13:15:18,208 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:15:18,272 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:15:18,558 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-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i[175998,176011] [2021-12-15 13:15:18,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:15:18,739 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:15:18,752 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:18 WrapperNode [2021-12-15 13:15:18,752 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:15:18,753 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:15:18,753 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:15:18,754 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:15:18,761 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:18" (1/1) ... [2021-12-15 13:15:18,873 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:18" (1/1) ... [2021-12-15 13:15:19,033 INFO L137 Inliner]: procedures = 199, calls = 2183, calls flagged for inlining = 73, calls inlined = 51, statements flattened = 3134 [2021-12-15 13:15:19,047 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:15:19,048 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:15:19,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:15:19,048 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:15:19,054 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:18" (1/1) ... [2021-12-15 13:15:19,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:18" (1/1) ... [2021-12-15 13:15:19,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:18" (1/1) ... [2021-12-15 13:15:19,088 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:18" (1/1) ... [2021-12-15 13:15:19,147 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:18" (1/1) ... [2021-12-15 13:15:19,154 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:18" (1/1) ... [2021-12-15 13:15:19,163 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:18" (1/1) ... [2021-12-15 13:15:19,174 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:15:19,175 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:15:19,175 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:15:19,175 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:15:19,178 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:18" (1/1) ... [2021-12-15 13:15:19,185 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:15:19,192 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:15:19,211 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 13:15:19,229 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 13:15:19,251 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-15 13:15:19,251 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-15 13:15:19,252 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2021-12-15 13:15:19,252 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2021-12-15 13:15:19,252 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-12-15 13:15:19,252 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:15:19,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:15:19,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:15:19,252 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:15:19,252 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 13:15:19,252 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 13:15:19,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:15:19,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:15:19,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_abituguru_data [2021-12-15 13:15:19,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_abituguru_data [2021-12-15 13:15:19,253 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:15:19,253 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:15:19,253 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:15:19,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:15:19,254 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-12-15 13:15:19,254 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-12-15 13:15:19,254 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:15:19,254 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:15:19,254 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_resume [2021-12-15 13:15:19,254 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_resume [2021-12-15 13:15:19,254 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:15:19,254 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:15:19,254 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:15:19,255 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:15:19,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 13:15:19,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 13:15:19,255 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:15:19,255 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:15:19,255 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_abituguru_data [2021-12-15 13:15:19,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_abituguru_data [2021-12-15 13:15:19,255 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-12-15 13:15:19,256 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-12-15 13:15:19,256 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_send_address [2021-12-15 13:15:19,256 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_send_address [2021-12-15 13:15:19,256 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-15 13:15:19,256 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-15 13:15:19,256 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:15:19,256 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_wait [2021-12-15 13:15:19,256 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_wait [2021-12-15 13:15:19,256 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_remove [2021-12-15 13:15:19,257 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_remove [2021-12-15 13:15:19,257 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:15:19,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:15:19,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:15:19,257 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:15:19,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:15:19,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:15:19,257 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2021-12-15 13:15:19,258 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2021-12-15 13:15:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:15:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_write [2021-12-15 13:15:19,258 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_write [2021-12-15 13:15:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:15:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_ready [2021-12-15 13:15:19,258 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_ready [2021-12-15 13:15:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:15:19,258 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_suspend [2021-12-15 13:15:19,259 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_suspend [2021-12-15 13:15:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_read [2021-12-15 13:15:19,259 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_read [2021-12-15 13:15:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_probe [2021-12-15 13:15:19,259 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_probe [2021-12-15 13:15:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-12-15 13:15:19,259 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-12-15 13:15:19,259 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-12-15 13:15:19,260 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-12-15 13:15:19,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:15:19,260 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-12-15 13:15:19,260 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-12-15 13:15:19,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:15:19,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:15:19,260 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:15:19,260 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:15:19,595 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:15:19,597 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:15:27,821 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:15:27,825 INFO L158 Benchmark]: Toolchain (without parser) took 10753.48ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 81.4MB in the beginning and 92.9MB in the end (delta: -11.5MB). Peak memory consumption was 139.0MB. Max. memory is 16.1GB. [2021-12-15 13:15:27,826 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 83.9MB. Free memory was 40.8MB in the beginning and 40.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:15:27,827 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1681.74ms. Allocated memory was 117.4MB in the beginning and 174.1MB in the end (delta: 56.6MB). Free memory was 80.8MB in the beginning and 81.6MB in the end (delta: -741.8kB). Peak memory consumption was 56.0MB. Max. memory is 16.1GB. [2021-12-15 13:15:27,827 INFO L158 Benchmark]: Boogie Procedure Inliner took 293.98ms. Allocated memory is still 174.1MB. Free memory was 81.6MB in the beginning and 111.3MB in the end (delta: -29.7MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. [2021-12-15 13:15:27,828 INFO L158 Benchmark]: Boogie Preprocessor took 126.25ms. Allocated memory is still 174.1MB. Free memory was 111.3MB in the beginning and 93.4MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-12-15 13:15:27,829 INFO L158 Benchmark]: RCFGBuilder took 8648.09ms. Allocated memory was 174.1MB in the beginning and 251.7MB in the end (delta: 77.6MB). Free memory was 93.4MB in the beginning and 92.9MB in the end (delta: 525.7kB). Peak memory consumption was 95.0MB. Max. memory is 16.1GB. [2021-12-15 13:15:27,833 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 83.9MB. Free memory was 40.8MB in the beginning and 40.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1681.74ms. Allocated memory was 117.4MB in the beginning and 174.1MB in the end (delta: 56.6MB). Free memory was 80.8MB in the beginning and 81.6MB in the end (delta: -741.8kB). Peak memory consumption was 56.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 293.98ms. Allocated memory is still 174.1MB. Free memory was 81.6MB in the beginning and 111.3MB in the end (delta: -29.7MB). Peak memory consumption was 11.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 126.25ms. Allocated memory is still 174.1MB. Free memory was 111.3MB in the beginning and 93.4MB in the end (delta: 17.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * RCFGBuilder took 8648.09ms. Allocated memory was 174.1MB in the beginning and 251.7MB in the end (delta: 77.6MB). Free memory was 93.4MB in the beginning and 92.9MB in the end (delta: 525.7kB). Peak memory consumption was 95.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:15:27,868 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 20e4a1f568783894f17840aa5f338f3fb65a6686c2b0eb1bb7dec08049ab8d00 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:15:29,766 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:15:29,768 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:15:29,799 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:15:29,799 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:15:29,802 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:15:29,803 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:15:29,806 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:15:29,808 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:15:29,811 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:15:29,812 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:15:29,813 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:15:29,813 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:15:29,815 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:15:29,816 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:15:29,821 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:15:29,821 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:15:29,822 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:15:29,824 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:15:29,828 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:15:29,829 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:15:29,830 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:15:29,831 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:15:29,832 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:15:29,834 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:15:29,835 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:15:29,835 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:15:29,836 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:15:29,836 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:15:29,836 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:15:29,837 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:15:29,837 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:15:29,838 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:15:29,839 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:15:29,840 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:15:29,840 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:15:29,841 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:15:29,841 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:15:29,841 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:15:29,842 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:15:29,842 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:15:29,846 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:15:29,878 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:15:29,879 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:15:29,880 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:15:29,880 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:15:29,880 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:15:29,881 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:15:29,881 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:15:29,882 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:15:29,882 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:15:29,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:15:29,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:15:29,883 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:15:29,883 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:15:29,883 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:15:29,883 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:15:29,883 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:15:29,884 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:15:29,884 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:15:29,884 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:15:29,884 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:15:29,884 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:15:29,884 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:15:29,884 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:15:29,885 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:15:29,885 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:15:29,885 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:15:29,885 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:15:29,885 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:15:29,885 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:15:29,885 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:15:29,886 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:15:29,886 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:15:29,886 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:15:29,886 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:15:29,886 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20e4a1f568783894f17840aa5f338f3fb65a6686c2b0eb1bb7dec08049ab8d00 [2021-12-15 13:15:30,217 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:15:30,235 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:15:30,238 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:15:30,240 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:15:30,240 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:15:30,241 INFO L432 ainManager$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-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i [2021-12-15 13:15:30,287 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cce326cc4/94f9ffa4d8de4421bcb8e4a6d5423fb8/FLAGe44f3ae02 [2021-12-15 13:15:30,906 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:15:30,906 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i [2021-12-15 13:15:30,936 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cce326cc4/94f9ffa4d8de4421bcb8e4a6d5423fb8/FLAGe44f3ae02 [2021-12-15 13:15:31,317 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cce326cc4/94f9ffa4d8de4421bcb8e4a6d5423fb8 [2021-12-15 13:15:31,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:15:31,320 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:15:31,320 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:15:31,321 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:15:31,324 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:15:31,325 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:15:31" (1/1) ... [2021-12-15 13:15:31,325 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4933a8d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:31, skipping insertion in model container [2021-12-15 13:15:31,326 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:15:31" (1/1) ... [2021-12-15 13:15:31,330 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:15:31,399 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:15:32,222 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-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i[175998,176011] [2021-12-15 13:15:32,288 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:15:32,338 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:15:32,372 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:15:32,559 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-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i[175998,176011] [2021-12-15 13:15:32,573 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:15:32,589 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:15:32,753 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-32_7a-drivers--hwmon--abituguru.ko-entry_point.cil.out.i[175998,176011] [2021-12-15 13:15:32,767 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:15:32,910 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:15:32,910 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:32 WrapperNode [2021-12-15 13:15:32,911 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:15:32,912 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:15:32,912 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:15:32,912 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:15:32,917 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:32" (1/1) ... [2021-12-15 13:15:32,977 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:32" (1/1) ... [2021-12-15 13:15:33,099 INFO L137 Inliner]: procedures = 207, calls = 2183, calls flagged for inlining = 73, calls inlined = 51, statements flattened = 3039 [2021-12-15 13:15:33,100 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:15:33,101 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:15:33,101 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:15:33,101 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:15:33,107 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:32" (1/1) ... [2021-12-15 13:15:33,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:32" (1/1) ... [2021-12-15 13:15:33,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:32" (1/1) ... [2021-12-15 13:15:33,134 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:32" (1/1) ... [2021-12-15 13:15:33,199 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:32" (1/1) ... [2021-12-15 13:15:33,215 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:32" (1/1) ... [2021-12-15 13:15:33,228 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:32" (1/1) ... [2021-12-15 13:15:33,246 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:15:33,248 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:15:33,248 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:15:33,248 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:15:33,249 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:15:32" (1/1) ... [2021-12-15 13:15:33,253 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:15:33,260 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:15:33,280 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 13:15:33,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:15:33,321 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-15 13:15:33,321 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-15 13:15:33,321 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2021-12-15 13:15:33,321 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2021-12-15 13:15:33,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:15:33,321 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-12-15 13:15:33,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:15:33,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:15:33,321 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-15 13:15:33,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-15 13:15:33,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-15 13:15:33,322 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-15 13:15:33,322 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-15 13:15:33,322 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-15 13:15:33,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:15:33,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:15:33,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_abituguru_data [2021-12-15 13:15:33,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_abituguru_data [2021-12-15 13:15:33,323 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:15:33,323 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:15:33,323 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:15:33,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:15:33,307 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 13:15:33,323 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-12-15 13:15:33,329 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-12-15 13:15:33,329 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 13:15:33,329 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 13:15:33,329 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_resume [2021-12-15 13:15:33,329 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_resume [2021-12-15 13:15:33,329 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:15:33,329 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:15:33,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:15:33,329 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:15:33,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-15 13:15:33,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-15 13:15:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:15:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:15:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:15:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:15:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:15:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:15:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 13:15:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:15:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:15:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_abituguru_data [2021-12-15 13:15:33,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_abituguru_data [2021-12-15 13:15:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2021-12-15 13:15:33,330 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2021-12-15 13:15:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_send_address [2021-12-15 13:15:33,331 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_send_address [2021-12-15 13:15:33,331 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-15 13:15:33,332 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-15 13:15:33,332 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_wait [2021-12-15 13:15:33,332 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_wait [2021-12-15 13:15:33,332 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_remove [2021-12-15 13:15:33,332 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_remove [2021-12-15 13:15:33,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:15:33,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:15:33,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-15 13:15:33,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-15 13:15:33,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:15:33,333 INFO L130 BoogieDeclarations]: Found specification of procedure inb_p [2021-12-15 13:15:33,333 INFO L138 BoogieDeclarations]: Found implementation of procedure inb_p [2021-12-15 13:15:33,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:15:33,333 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_write [2021-12-15 13:15:33,334 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_write [2021-12-15 13:15:33,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:15:33,334 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_ready [2021-12-15 13:15:33,334 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_ready [2021-12-15 13:15:33,334 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-15 13:15:33,334 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_suspend [2021-12-15 13:15:33,335 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_suspend [2021-12-15 13:15:33,335 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_read [2021-12-15 13:15:33,335 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_read [2021-12-15 13:15:33,335 INFO L130 BoogieDeclarations]: Found specification of procedure abituguru_probe [2021-12-15 13:15:33,335 INFO L138 BoogieDeclarations]: Found implementation of procedure abituguru_probe [2021-12-15 13:15:33,335 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2021-12-15 13:15:33,335 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2021-12-15 13:15:33,335 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-12-15 13:15:33,335 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-12-15 13:15:33,336 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-12-15 13:15:33,336 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-12-15 13:15:33,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:15:33,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:15:33,336 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:15:33,337 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:15:33,770 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:15:33,771 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:15:34,713 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.getTrivialTransFormula(TransFormulaBuilder.java:285) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.removeAuxiliaryGoto(CfgBuilder.java:962) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:727) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:266) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:15:34,716 INFO L158 Benchmark]: Toolchain (without parser) took 3395.88ms. Allocated memory was 65.0MB in the beginning and 201.3MB in the end (delta: 136.3MB). Free memory was 37.6MB in the beginning and 110.5MB in the end (delta: -72.9MB). Peak memory consumption was 65.8MB. Max. memory is 16.1GB. [2021-12-15 13:15:34,716 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 65.0MB. Free memory was 46.6MB in the beginning and 46.6MB in the end (delta: 52.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:15:34,717 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1590.48ms. Allocated memory was 65.0MB in the beginning and 125.8MB in the end (delta: 60.8MB). Free memory was 37.4MB in the beginning and 49.2MB in the end (delta: -11.8MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. [2021-12-15 13:15:34,717 INFO L158 Benchmark]: Boogie Procedure Inliner took 188.25ms. Allocated memory is still 125.8MB. Free memory was 49.2MB in the beginning and 68.6MB in the end (delta: -19.4MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. [2021-12-15 13:15:34,717 INFO L158 Benchmark]: Boogie Preprocessor took 146.04ms. Allocated memory is still 125.8MB. Free memory was 68.6MB in the beginning and 49.1MB in the end (delta: 19.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-12-15 13:15:34,718 INFO L158 Benchmark]: RCFGBuilder took 1467.53ms. Allocated memory was 125.8MB in the beginning and 201.3MB in the end (delta: 75.5MB). Free memory was 48.4MB in the beginning and 110.5MB in the end (delta: -62.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-15 13:15:34,719 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 65.0MB. Free memory was 46.6MB in the beginning and 46.6MB in the end (delta: 52.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1590.48ms. Allocated memory was 65.0MB in the beginning and 125.8MB in the end (delta: 60.8MB). Free memory was 37.4MB in the beginning and 49.2MB in the end (delta: -11.8MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 188.25ms. Allocated memory is still 125.8MB. Free memory was 49.2MB in the beginning and 68.6MB in the end (delta: -19.4MB). Peak memory consumption was 19.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 146.04ms. Allocated memory is still 125.8MB. Free memory was 68.6MB in the beginning and 49.1MB in the end (delta: 19.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * RCFGBuilder took 1467.53ms. Allocated memory was 125.8MB in the beginning and 201.3MB in the end (delta: 75.5MB). Free memory was 48.4MB in the beginning and 110.5MB in the end (delta: -62.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:15:34,758 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable