./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 8d31f386 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 c88a4e828acd4c34897d2e8ed2247f658dcf8f2a ............................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-05 23:40:20,707 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-05 23:40:20,710 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-05 23:40:20,743 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-05 23:40:20,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-05 23:40:20,746 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-05 23:40:20,747 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-05 23:40:20,751 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-05 23:40:20,763 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-05 23:40:20,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-05 23:40:20,764 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-05 23:40:20,765 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-05 23:40:20,765 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-05 23:40:20,769 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-05 23:40:20,770 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-05 23:40:20,771 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-05 23:40:20,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-05 23:40:20,773 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-05 23:40:20,775 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-05 23:40:20,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-05 23:40:20,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-05 23:40:20,780 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-05 23:40:20,781 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-05 23:40:20,782 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-05 23:40:20,787 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-05 23:40:20,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-05 23:40:20,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-05 23:40:20,789 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-05 23:40:20,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-05 23:40:20,790 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-05 23:40:20,790 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-05 23:40:20,791 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-05 23:40:20,792 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-05 23:40:20,793 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-05 23:40:20,793 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-05 23:40:20,793 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-05 23:40:20,794 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-05 23:40:20,794 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-05 23:40:20,794 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-05 23:40:20,795 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-05 23:40:20,796 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-05 23:40:20,799 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-07-05 23:40:20,817 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-05 23:40:20,819 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-05 23:40:20,820 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-05 23:40:20,820 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-05 23:40:20,821 INFO L138 SettingsManager]: * Use SBE=true [2021-07-05 23:40:20,821 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-05 23:40:20,821 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-05 23:40:20,821 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-05 23:40:20,821 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-05 23:40:20,822 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-05 23:40:20,822 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-05 23:40:20,822 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-05 23:40:20,822 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-05 23:40:20,822 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-05 23:40:20,822 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-05 23:40:20,823 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-05 23:40:20,823 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-05 23:40:20,823 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 23:40:20,823 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-05 23:40:20,823 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-05 23:40:20,823 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-05 23:40:20,823 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-05 23:40:20,824 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-05 23:40:20,824 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-05 23:40:20,824 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-05 23:40:20,824 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c88a4e828acd4c34897d2e8ed2247f658dcf8f2a [2021-07-05 23:40:21,074 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-05 23:40:21,088 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-05 23:40:21,090 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-05 23:40:21,091 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-05 23:40:21,091 INFO L275 PluginConnector]: CDTParser initialized [2021-07-05 23:40:21,092 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i [2021-07-05 23:40:21,159 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6378e58cc/e0601cd58182445ba81729cee05e3bac/FLAG1ce6cc168 [2021-07-05 23:40:21,782 INFO L306 CDTParser]: Found 1 translation units. [2021-07-05 23:40:21,783 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i [2021-07-05 23:40:21,836 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6378e58cc/e0601cd58182445ba81729cee05e3bac/FLAG1ce6cc168 [2021-07-05 23:40:21,914 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6378e58cc/e0601cd58182445ba81729cee05e3bac [2021-07-05 23:40:21,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-05 23:40:21,918 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-05 23:40:21,920 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-05 23:40:21,920 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-05 23:40:21,922 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-05 23:40:21,922 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 11:40:21" (1/1) ... [2021-07-05 23:40:21,923 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@311b9ece and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:40:21, skipping insertion in model container [2021-07-05 23:40:21,923 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 05.07 11:40:21" (1/1) ... [2021-07-05 23:40:21,928 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-05 23:40:22,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-05 23:40:23,081 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i[552347,552360] [2021-07-05 23:40:23,122 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 23:40:23,153 INFO L203 MainTranslator]: Completed pre-run [2021-07-05 23:40:23,664 WARN L224 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i[552347,552360] [2021-07-05 23:40:23,668 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-05 23:40:23,720 INFO L208 MainTranslator]: Completed translation [2021-07-05 23:40:23,721 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:40:23 WrapperNode [2021-07-05 23:40:23,721 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-05 23:40:23,722 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-05 23:40:23,722 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-05 23:40:23,722 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-05 23:40:23,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:40:23" (1/1) ... [2021-07-05 23:40:23,896 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:40:23" (1/1) ... [2021-07-05 23:40:24,898 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-05 23:40:24,900 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-05 23:40:24,900 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-05 23:40:24,901 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-05 23:40:24,906 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:40:23" (1/1) ... [2021-07-05 23:40:24,906 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:40:23" (1/1) ... [2021-07-05 23:40:25,084 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:40:23" (1/1) ... [2021-07-05 23:40:25,085 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:40:23" (1/1) ... [2021-07-05 23:40:25,441 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:40:23" (1/1) ... [2021-07-05 23:40:26,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:40:23" (1/1) ... [2021-07-05 23:40:26,350 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:40:23" (1/1) ... [2021-07-05 23:40:26,586 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-05 23:40:26,587 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-05 23:40:26,587 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-05 23:40:26,587 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-05 23:40:26,588 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:40:23" (1/1) ... [2021-07-05 23:40:26,592 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-05 23:40:26,597 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-05 23:40:26,610 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) [2021-07-05 23:40:26,619 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 [2021-07-05 23:40:26,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-07-05 23:40:26,638 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-07-05 23:40:26,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-07-05 23:40:26,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-07-05 23:40:26,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-07-05 23:40:26,639 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-05 23:40:26,639 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-07-05 23:40:26,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-07-05 23:40:26,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-07-05 23:40:26,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-05 23:40:26,640 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-05 23:40:26,640 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-05 23:41:20,014 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-05 23:41:20,015 INFO L299 CfgBuilder]: Removed 529 assume(true) statements. [2021-07-05 23:41:20,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 11:41:20 BoogieIcfgContainer [2021-07-05 23:41:20,065 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-05 23:41:20,066 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-05 23:41:20,066 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-05 23:41:20,068 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-05 23:41:20,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 05.07 11:40:21" (1/3) ... [2021-07-05 23:41:20,069 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e63a95a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 11:41:20, skipping insertion in model container [2021-07-05 23:41:20,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 05.07 11:40:23" (2/3) ... [2021-07-05 23:41:20,069 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e63a95a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 05.07 11:41:20, skipping insertion in model container [2021-07-05 23:41:20,069 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 11:41:20" (3/3) ... [2021-07-05 23:41:20,070 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i [2021-07-05 23:41:20,074 INFO L198 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-05 23:41:20,075 INFO L158 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-07-05 23:41:20,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e63a95a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 05.07 11:41:20, skipping insertion in model container [2021-07-05 23:41:20,076 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-05 23:41:20,076 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-05 23:41:20,076 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-05 23:41:20,076 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-05 23:41:20,077 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 05.07 11:41:20" (3/3) ... [2021-07-05 23:41:20,078 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-07-05 23:41:20,469 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 469 nodes and edges [2021-07-05 23:41:20,498 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 182 nodes and edges [2021-07-05 23:41:20,525 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2021-07-05 23:41:20,551 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-07-05 23:41:20,575 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-07-05 23:41:20,596 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-07-05 23:41:22,507 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-05 23:41:22,507 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-05 23:41:22,509 INFO L168 Benchmark]: Toolchain (without parser) took 60589.77 ms. Allocated memory was 73.4 MB in the beginning and 9.0 GB in the end (delta: 9.0 GB). Free memory was 49.9 MB in the beginning and 8.0 GB in the end (delta: -8.0 GB). Peak memory consumption was 2.3 GB. Max. memory is 16.1 GB. [2021-07-05 23:41:22,509 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 73.4 MB. Free memory was 53.7 MB in the beginning and 53.7 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-05 23:41:22,509 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1801.29 ms. Allocated memory was 73.4 MB in the beginning and 291.5 MB in the end (delta: 218.1 MB). Free memory was 49.7 MB in the beginning and 120.0 MB in the end (delta: -70.3 MB). Peak memory consumption was 155.3 MB. Max. memory is 16.1 GB. [2021-07-05 23:41:22,510 INFO L168 Benchmark]: Boogie Procedure Inliner took 1177.75 ms. Allocated memory was 291.5 MB in the beginning and 698.4 MB in the end (delta: 406.8 MB). Free memory was 120.0 MB in the beginning and 475.3 MB in the end (delta: -355.4 MB). Peak memory consumption was 150.1 MB. Max. memory is 16.1 GB. [2021-07-05 23:41:22,510 INFO L168 Benchmark]: Boogie Preprocessor took 1686.41 ms. Allocated memory was 698.4 MB in the beginning and 2.1 GB in the end (delta: 1.4 GB). Free memory was 475.3 MB in the beginning and 1.7 GB in the end (delta: -1.2 GB). Peak memory consumption was 288.4 MB. Max. memory is 16.1 GB. [2021-07-05 23:41:22,511 INFO L168 Benchmark]: RCFGBuilder took 53477.56 ms. Allocated memory was 2.1 GB in the beginning and 9.0 GB in the end (delta: 6.9 GB). Free memory was 1.7 GB in the beginning and 7.5 GB in the end (delta: -5.8 GB). Peak memory consumption was 3.2 GB. Max. memory is 16.1 GB. [2021-07-05 23:41:22,511 INFO L168 Benchmark]: TraceAbstraction took 9.56 ms. Allocated memory is still 9.0 GB. Free memory was 7.5 GB in the beginning and 7.5 GB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-05 23:41:22,511 INFO L168 Benchmark]: Witness Printer took 2430.83 ms. Allocated memory is still 9.0 GB. Free memory was 7.5 GB in the beginning and 8.0 GB in the end (delta: -549.0 MB). Peak memory consumption was 823.8 MB. Max. memory is 16.1 GB. [2021-07-05 23:41:22,513 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 73.4 MB. Free memory was 53.7 MB in the beginning and 53.7 MB in the end (delta: 54.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1801.29 ms. Allocated memory was 73.4 MB in the beginning and 291.5 MB in the end (delta: 218.1 MB). Free memory was 49.7 MB in the beginning and 120.0 MB in the end (delta: -70.3 MB). Peak memory consumption was 155.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 1177.75 ms. Allocated memory was 291.5 MB in the beginning and 698.4 MB in the end (delta: 406.8 MB). Free memory was 120.0 MB in the beginning and 475.3 MB in the end (delta: -355.4 MB). Peak memory consumption was 150.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 1686.41 ms. Allocated memory was 698.4 MB in the beginning and 2.1 GB in the end (delta: 1.4 GB). Free memory was 475.3 MB in the beginning and 1.7 GB in the end (delta: -1.2 GB). Peak memory consumption was 288.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 53477.56 ms. Allocated memory was 2.1 GB in the beginning and 9.0 GB in the end (delta: 6.9 GB). Free memory was 1.7 GB in the beginning and 7.5 GB in the end (delta: -5.8 GB). Peak memory consumption was 3.2 GB. Max. memory is 16.1 GB. * TraceAbstraction took 9.56 ms. Allocated memory is still 9.0 GB. Free memory was 7.5 GB in the beginning and 7.5 GB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Witness Printer took 2430.83 ms. Allocated memory is still 9.0 GB. Free memory was 7.5 GB in the beginning and 8.0 GB in the end (delta: -549.0 MB). Peak memory consumption was 823.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-07-05 23:41:22,606 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...