./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer --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 e2bb9121a824ee08a95a1963cd28cc1845ba58cb .............................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer --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 e2bb9121a824ee08a95a1963cd28cc1845ba58cb .......................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-29 23:32:07,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:32:07,102 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:32:07,175 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:32:07,176 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:32:07,181 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:32:07,184 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:32:07,188 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:32:07,191 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:32:07,196 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:32:07,198 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:32:07,200 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:32:07,200 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:32:07,204 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:32:07,205 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:32:07,207 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:32:07,208 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:32:07,210 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:32:07,215 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:32:07,222 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:32:07,224 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:32:07,226 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:32:07,228 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:32:07,229 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:32:07,238 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:32:07,238 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:32:07,239 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:32:07,241 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:32:07,241 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:32:07,242 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:32:07,243 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:32:07,244 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:32:07,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:32:07,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:32:07,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:32:07,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:32:07,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:32:07,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:32:07,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:32:07,251 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:32:07,253 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:32:07,256 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2020-11-29 23:32:07,290 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:32:07,291 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:32:07,292 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:32:07,293 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:32:07,293 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 23:32:07,293 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:32:07,293 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-29 23:32:07,294 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:32:07,294 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 23:32:07,294 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 23:32:07,295 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 23:32:07,295 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:32:07,296 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:32:07,296 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 23:32:07,296 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:32:07,296 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 23:32:07,297 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 23:32:07,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 23:32:07,297 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 23:32:07,297 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:32:07,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 23:32:07,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 23:32:07,298 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-11-29 23:32:07,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-29 23:32:07,298 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 23:32:07,299 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 23:32:07,299 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 23:32:07,299 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2bb9121a824ee08a95a1963cd28cc1845ba58cb [2020-11-29 23:32:07,552 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:32:07,578 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:32:07,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:32:07,582 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:32:07,583 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:32:07,584 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2020-11-29 23:32:07,663 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/data/39f0bf4c9/b8846c8c92e743fbb09db080d2ec25f4/FLAGfc091138f [2020-11-29 23:32:08,162 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:32:08,163 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2020-11-29 23:32:08,179 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/data/39f0bf4c9/b8846c8c92e743fbb09db080d2ec25f4/FLAGfc091138f [2020-11-29 23:32:08,452 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/data/39f0bf4c9/b8846c8c92e743fbb09db080d2ec25f4 [2020-11-29 23:32:08,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:32:08,456 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:32:08,458 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:32:08,458 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:32:08,465 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:32:08,466 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:32:08" (1/1) ... [2020-11-29 23:32:08,468 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31e556eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:08, skipping insertion in model container [2020-11-29 23:32:08,468 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:32:08" (1/1) ... [2020-11-29 23:32:08,475 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:32:08,546 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:32:09,021 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:32:09,045 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:32:09,147 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:32:09,187 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:32:09,187 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:09 WrapperNode [2020-11-29 23:32:09,187 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:32:09,189 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:32:09,189 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:32:09,189 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:32:09,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:09" (1/1) ... [2020-11-29 23:32:09,217 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:09" (1/1) ... [2020-11-29 23:32:09,272 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:32:09,273 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:32:09,273 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:32:09,274 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:32:09,282 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:09" (1/1) ... [2020-11-29 23:32:09,282 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:09" (1/1) ... [2020-11-29 23:32:09,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:09" (1/1) ... [2020-11-29 23:32:09,292 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:09" (1/1) ... [2020-11-29 23:32:09,317 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:09" (1/1) ... [2020-11-29 23:32:09,322 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:09" (1/1) ... [2020-11-29 23:32:09,328 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:09" (1/1) ... [2020-11-29 23:32:09,362 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:32:09,373 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:32:09,373 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:32:09,398 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:32:09,400 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:09" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 23:32:09,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-29 23:32:09,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:32:09,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-29 23:32:09,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-29 23:32:09,465 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 23:32:09,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-29 23:32:09,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-29 23:32:09,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-29 23:32:09,466 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-29 23:32:09,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:32:09,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:32:10,547 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 23:32:10,548 INFO L298 CfgBuilder]: Removed 138 assume(true) statements. [2020-11-29 23:32:10,550 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:32:10 BoogieIcfgContainer [2020-11-29 23:32:10,551 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 23:32:10,553 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 23:32:10,553 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 23:32:10,557 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 23:32:10,557 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 11:32:08" (1/3) ... [2020-11-29 23:32:10,558 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71aa2ebc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 11:32:10, skipping insertion in model container [2020-11-29 23:32:10,558 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:09" (2/3) ... [2020-11-29 23:32:10,559 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@71aa2ebc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 11:32:10, skipping insertion in model container [2020-11-29 23:32:10,559 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:32:10" (3/3) ... [2020-11-29 23:32:10,561 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2020-11-29 23:32:10,575 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 23:32:10,581 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-11-29 23:32:10,593 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-11-29 23:32:10,631 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 23:32:10,631 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 23:32:10,631 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 23:32:10,631 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 23:32:10,632 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 23:32:10,632 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 23:32:10,632 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 23:32:10,632 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 23:32:10,650 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states. [2020-11-29 23:32:10,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-29 23:32:10,659 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:32:10,659 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:32:10,659 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:32:10,663 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:32:10,664 INFO L82 PathProgramCache]: Analyzing trace with hash 1904482923, now seen corresponding path program 1 times [2020-11-29 23:32:10,671 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:32:10,671 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595121947] [2020-11-29 23:32:10,672 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:32:11,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:32:11,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:32:11,289 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595121947] [2020-11-29 23:32:11,289 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:32:11,290 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-11-29 23:32:11,291 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341241132] [2020-11-29 23:32:11,295 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-29 23:32:11,295 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-11-29 23:32:11,312 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-29 23:32:11,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-11-29 23:32:11,315 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 7 states. [2020-11-29 23:32:11,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:32:11,715 INFO L93 Difference]: Finished difference Result 449 states and 580 transitions. [2020-11-29 23:32:11,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-29 23:32:11,719 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 45 [2020-11-29 23:32:11,720 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:32:11,743 INFO L225 Difference]: With dead ends: 449 [2020-11-29 23:32:11,743 INFO L226 Difference]: Without dead ends: 305 [2020-11-29 23:32:11,749 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-11-29 23:32:11,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2020-11-29 23:32:11,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 118. [2020-11-29 23:32:11,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-11-29 23:32:11,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 144 transitions. [2020-11-29 23:32:11,817 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 144 transitions. Word has length 45 [2020-11-29 23:32:11,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:32:11,819 INFO L481 AbstractCegarLoop]: Abstraction has 118 states and 144 transitions. [2020-11-29 23:32:11,819 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-29 23:32:11,819 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 144 transitions. [2020-11-29 23:32:11,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-29 23:32:11,822 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:32:11,822 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:32:11,823 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-11-29 23:32:11,823 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:32:11,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:32:11,826 INFO L82 PathProgramCache]: Analyzing trace with hash 1345647792, now seen corresponding path program 1 times [2020-11-29 23:32:11,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-11-29 23:32:11,827 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729820838] [2020-11-29 23:32:11,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-11-29 23:32:12,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:32:12,041 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:32:12,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:32:12,233 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:32:12,321 INFO L173 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-11-29 23:32:12,321 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-29 23:32:12,322 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-11-29 23:32:12,507 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 11:32:12 BoogieIcfgContainer [2020-11-29 23:32:12,508 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 23:32:12,509 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 23:32:12,509 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 23:32:12,509 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 23:32:12,509 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:32:10" (3/4) ... [2020-11-29 23:32:12,512 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-29 23:32:12,513 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 23:32:12,516 INFO L168 Benchmark]: Toolchain (without parser) took 4057.79 ms. Allocated memory was 94.4 MB in the beginning and 136.3 MB in the end (delta: 41.9 MB). Free memory was 57.1 MB in the beginning and 67.6 MB in the end (delta: -10.5 MB). Peak memory consumption was 32.5 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:12,516 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 94.4 MB. Free memory is still 75.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:32:12,518 INFO L168 Benchmark]: CACSL2BoogieTranslator took 730.15 ms. Allocated memory is still 94.4 MB. Free memory was 56.9 MB in the beginning and 49.0 MB in the end (delta: 8.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:12,519 INFO L168 Benchmark]: Boogie Procedure Inliner took 84.10 ms. Allocated memory is still 94.4 MB. Free memory was 48.7 MB in the beginning and 44.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:12,520 INFO L168 Benchmark]: Boogie Preprocessor took 88.97 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 44.0 MB in the beginning and 87.7 MB in the end (delta: -43.7 MB). Peak memory consumption was 10.8 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:12,521 INFO L168 Benchmark]: RCFGBuilder took 1178.92 ms. Allocated memory is still 113.2 MB. Free memory was 87.7 MB in the beginning and 48.7 MB in the end (delta: 39.1 MB). Peak memory consumption was 48.0 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:12,522 INFO L168 Benchmark]: TraceAbstraction took 1954.90 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 48.7 MB in the beginning and 67.6 MB in the end (delta: -19.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:12,523 INFO L168 Benchmark]: Witness Printer took 4.27 ms. Allocated memory is still 136.3 MB. Free memory is still 67.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:32:12,535 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 94.4 MB. Free memory is still 75.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 730.15 ms. Allocated memory is still 94.4 MB. Free memory was 56.9 MB in the beginning and 49.0 MB in the end (delta: 8.0 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 84.10 ms. Allocated memory is still 94.4 MB. Free memory was 48.7 MB in the beginning and 44.0 MB in the end (delta: 4.7 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 88.97 ms. Allocated memory was 94.4 MB in the beginning and 113.2 MB in the end (delta: 18.9 MB). Free memory was 44.0 MB in the beginning and 87.7 MB in the end (delta: -43.7 MB). Peak memory consumption was 10.8 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1178.92 ms. Allocated memory is still 113.2 MB. Free memory was 87.7 MB in the beginning and 48.7 MB in the end (delta: 39.1 MB). Peak memory consumption was 48.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1954.90 ms. Allocated memory was 113.2 MB in the beginning and 136.3 MB in the end (delta: 23.1 MB). Free memory was 48.7 MB in the beginning and 67.6 MB in the end (delta: -19.0 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. * Witness Printer took 4.27 ms. Allocated memory is still 136.3 MB. Free memory is still 67.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 12]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 1150, overapproximation of bitwiseOr at line 865. Possible FailurePath: [L1150-L1152] static struct platform_driver s3c_hwmon_driver = {& s3c_hwmon_probe, & s3c_hwmon_remove, 0, 0, 0, {"s3c-hwmon", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L1174] int LDV_IN_INTERRUPT ; [L1317] int ldv_count_1 = 0; [L1318] int ldv_count_2 = 0; [L1326] int ldv_call_dev_attr_of_sensor_device_attribute = 0; VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=0, s3c_hwmon_driver={42:0}] [L1177] struct platform_device *var_group1 ; [L1178] int res_s3c_hwmon_probe_10 ; [L1179] int ldv_s_s3c_hwmon_driver_platform_driver ; [L1180] int tmp ; [L1181] int tmp___0 ; [L1182] int tmp___1 ; [L1184] ldv_s_s3c_hwmon_driver_platform_driver = 0 [L1185] LDV_IN_INTERRUPT = 1 VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L1155] int tmp ; [L1399] return __VERIFIER_nondet_int(); [L1157] tmp = platform_driver_register(& s3c_hwmon_driver) [L1158] return (tmp); VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L1188] tmp = s3c_hwmon_init() [L1189] COND FALSE !(tmp != 0) VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L1223] tmp___1 = __VERIFIER_nondet_int() [L1224] COND TRUE tmp___1 != 0 || ldv_s_s3c_hwmon_driver_platform_driver != 0 VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L1195] tmp___0 = __VERIFIER_nondet_int() [L1197] case 0: VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L1198] COND TRUE ldv_s_s3c_hwmon_driver_platform_driver == 0 [L1020] struct s3c_hwmon_pdata *pdata ; [L1021] struct s3c_hwmon *hwmon ; [L1022] int ret ; [L1023] int i ; [L1024] void *tmp ; [L1025] struct lock_class_key __key ; [L1026] long tmp___0 ; [L1027] long tmp___1 ; [L1028] long tmp___2 ; [L1029] long tmp___3 ; [L1030] struct s3c_hwmon_chcfg *cfg ; [L1032] EXPR dev->dev.platform_data [L1032] pdata = (struct s3c_hwmon_pdata *)dev->dev.platform_data [L1033] ret = 0 VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L1034] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L863] void *tmp ; [L854] void *tmp___2 ; [L839] COND TRUE __VERIFIER_nondet_int() [L840] void *res = malloc(size); [L1284] return ((unsigned long )ptr > 2012UL); VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L833] COND FALSE !(!cond) VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L842] return res; VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L849] return ldv_malloc(size); [L856] tmp___2 = __kmalloc(size, flags) [L857] return (tmp___2); VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L865] tmp = kmalloc(size, flags | 32768U) [L866] return (tmp); VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L1039] tmp = kzalloc(800U, 208U) [L1040] hwmon = (struct s3c_hwmon *)tmp VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L1041] COND FALSE !((unsigned long )hwmon == (unsigned long )((struct s3c_hwmon *)0)) [L839] COND FALSE !(__VERIFIER_nondet_int()) [L844] return ((void *)0); VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L1409] return ldv_malloc(0UL); [L1048] hwmon->client = s3c_adc_register(dev, 0, 0, 0U) [L1049] EXPR hwmon->client [L1246] long tmp ; [L1284] return ((unsigned long )ptr > 2012UL); VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L1049] tmp___1 = IS_ERR((void const *)hwmon->client) [L1050] COND FALSE !(tmp___1 != 0L) [L915] return (0); VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L1057] ret = s3c_hwmon_add_raw(& dev->dev) [L1058] COND FALSE !(ret != 0) [L839] COND FALSE !(__VERIFIER_nondet_int()) [L844] return ((void *)0); VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L1373] return ldv_malloc(sizeof(struct device)); [L1062] hwmon->hwmon_dev = hwmon_device_register(& dev->dev) [L1063] EXPR hwmon->hwmon_dev [L1246] long tmp ; [L1284] return ((unsigned long )ptr > 2012UL); VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L1063] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1064] COND FALSE !(tmp___3 != 0L) [L1071] i = 0 VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L1110] COND TRUE (unsigned int )i <= 7U VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L1074] EXPR pdata->in[i] [L1074] cfg = pdata->in[i] [L1075] COND FALSE !((unsigned long )cfg == (unsigned long )((struct s3c_hwmon_chcfg *)0)) [L1079] EXPR cfg->mult VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L1079] COND TRUE cfg->mult > 65535U [L1084] EXPR cfg->div VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L1084] COND FALSE !(cfg->div == 0U) [L1089] pdata->in[i] [L977] struct sensor_device_attribute *attr ; [L978] int ret ; [L981] attr = & attrs->in [L982] attr->index = channel [L983] attr->dev_attr.attr.name = (char const *)(& attrs->in_name) [L984] attr->dev_attr.attr.mode = 292U [L985] attr->dev_attr.show = & s3c_hwmon_ch_show [L1254] int tmp ; [L1330] COND TRUE ldv_call_dev_attr_of_sensor_device_attribute == 0 [L1331] ldv_count_2 = ldv_count_2 + 1 [L1332] ldv_call_dev_attr_of_sensor_device_attribute = 1 VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L1333] COND FALSE !(ldv_count_1 >= ldv_count_2) VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L12] COND FALSE !(0) VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] [L12] __assert_fail ("0", "m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.c", 3, __extension__ __PRETTY_FUNCTION__) VAL [__this_module={4294967307:4294967304}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={42:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 120 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 1.6s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 180 SDtfs, 678 SDslu, 846 SDs, 0 SdLazy, 71 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=120occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 187 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 93 NumberOfCodeBlocks, 93 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 44 ConstructedInterpolants, 0 QuantifiedInterpolants, 3256 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-29 23:32:15,069 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-29 23:32:15,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-29 23:32:15,117 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-29 23:32:15,117 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-29 23:32:15,123 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-29 23:32:15,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-29 23:32:15,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-29 23:32:15,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-29 23:32:15,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-29 23:32:15,144 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-29 23:32:15,153 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-29 23:32:15,153 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-29 23:32:15,156 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-29 23:32:15,158 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-29 23:32:15,159 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-29 23:32:15,161 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-29 23:32:15,163 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-29 23:32:15,170 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-29 23:32:15,172 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-29 23:32:15,178 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-29 23:32:15,181 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-29 23:32:15,183 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-29 23:32:15,183 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-29 23:32:15,186 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-29 23:32:15,187 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-29 23:32:15,187 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-29 23:32:15,188 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-29 23:32:15,189 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-29 23:32:15,190 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-29 23:32:15,190 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-29 23:32:15,191 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-29 23:32:15,192 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-29 23:32:15,193 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-29 23:32:15,194 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-29 23:32:15,194 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-29 23:32:15,195 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-29 23:32:15,195 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-29 23:32:15,195 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-29 23:32:15,196 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-29 23:32:15,197 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-29 23:32:15,197 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2020-11-29 23:32:15,246 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-29 23:32:15,246 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-29 23:32:15,249 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-29 23:32:15,250 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-29 23:32:15,250 INFO L138 SettingsManager]: * Use SBE=true [2020-11-29 23:32:15,250 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-29 23:32:15,250 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-29 23:32:15,251 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-29 23:32:15,251 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-29 23:32:15,251 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-29 23:32:15,252 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-29 23:32:15,252 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-29 23:32:15,252 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-29 23:32:15,253 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-29 23:32:15,253 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-29 23:32:15,253 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-29 23:32:15,253 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-29 23:32:15,253 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-29 23:32:15,254 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-29 23:32:15,254 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 23:32:15,254 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-29 23:32:15,254 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-29 23:32:15,254 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-29 23:32:15,255 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-11-29 23:32:15,255 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-29 23:32:15,255 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-29 23:32:15,255 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-29 23:32:15,255 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-29 23:32:15,256 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2020-11-29 23:32:15,256 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2bb9121a824ee08a95a1963cd28cc1845ba58cb [2020-11-29 23:32:15,597 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-29 23:32:15,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-29 23:32:15,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-29 23:32:15,627 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-29 23:32:15,634 INFO L275 PluginConnector]: CDTParser initialized [2020-11-29 23:32:15,635 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2020-11-29 23:32:15,711 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/data/e4e947791/1bea971111fb4357b3caffd38a6cfd66/FLAG0134e71d1 [2020-11-29 23:32:16,358 INFO L306 CDTParser]: Found 1 translation units. [2020-11-29 23:32:16,358 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2020-11-29 23:32:16,379 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/data/e4e947791/1bea971111fb4357b3caffd38a6cfd66/FLAG0134e71d1 [2020-11-29 23:32:16,605 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/data/e4e947791/1bea971111fb4357b3caffd38a6cfd66 [2020-11-29 23:32:16,607 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-29 23:32:16,609 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-29 23:32:16,610 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-29 23:32:16,610 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-29 23:32:16,613 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-29 23:32:16,614 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:32:16" (1/1) ... [2020-11-29 23:32:16,616 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fc38842 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:16, skipping insertion in model container [2020-11-29 23:32:16,616 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 11:32:16" (1/1) ... [2020-11-29 23:32:16,623 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-29 23:32:16,690 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-29 23:32:17,249 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:32:17,270 INFO L203 MainTranslator]: Completed pre-run [2020-11-29 23:32:17,358 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-29 23:32:17,427 INFO L208 MainTranslator]: Completed translation [2020-11-29 23:32:17,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:17 WrapperNode [2020-11-29 23:32:17,428 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-29 23:32:17,429 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-29 23:32:17,429 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-29 23:32:17,429 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-29 23:32:17,437 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:17" (1/1) ... [2020-11-29 23:32:17,459 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:17" (1/1) ... [2020-11-29 23:32:17,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-29 23:32:17,504 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-29 23:32:17,504 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-29 23:32:17,505 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-29 23:32:17,513 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:17" (1/1) ... [2020-11-29 23:32:17,513 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:17" (1/1) ... [2020-11-29 23:32:17,522 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:17" (1/1) ... [2020-11-29 23:32:17,523 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:17" (1/1) ... [2020-11-29 23:32:17,548 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:17" (1/1) ... [2020-11-29 23:32:17,553 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:17" (1/1) ... [2020-11-29 23:32:17,559 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:17" (1/1) ... [2020-11-29 23:32:17,567 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-29 23:32:17,568 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-29 23:32:17,568 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-29 23:32:17,568 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-29 23:32:17,569 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:17" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-29 23:32:17,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-29 23:32:17,651 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-29 23:32:17,651 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-29 23:32:17,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-29 23:32:17,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-29 23:32:17,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-29 23:32:17,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-11-29 23:32:17,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-29 23:32:17,653 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-29 23:32:17,654 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-29 23:32:17,654 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-29 23:32:20,233 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-29 23:32:20,233 INFO L298 CfgBuilder]: Removed 138 assume(true) statements. [2020-11-29 23:32:20,235 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:32:20 BoogieIcfgContainer [2020-11-29 23:32:20,235 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-29 23:32:20,237 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-29 23:32:20,237 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-29 23:32:20,240 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-29 23:32:20,240 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 11:32:16" (1/3) ... [2020-11-29 23:32:20,241 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fb6c1fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 11:32:20, skipping insertion in model container [2020-11-29 23:32:20,241 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 11:32:17" (2/3) ... [2020-11-29 23:32:20,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2fb6c1fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 11:32:20, skipping insertion in model container [2020-11-29 23:32:20,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:32:20" (3/3) ... [2020-11-29 23:32:20,243 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2020-11-29 23:32:20,254 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-29 23:32:20,259 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-11-29 23:32:20,270 INFO L253 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-11-29 23:32:20,295 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-29 23:32:20,295 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-29 23:32:20,295 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-29 23:32:20,295 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-29 23:32:20,296 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-29 23:32:20,296 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-29 23:32:20,296 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-29 23:32:20,296 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-29 23:32:20,311 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states. [2020-11-29 23:32:20,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2020-11-29 23:32:20,318 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:32:20,319 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:32:20,320 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:32:20,325 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:32:20,325 INFO L82 PathProgramCache]: Analyzing trace with hash 1904482923, now seen corresponding path program 1 times [2020-11-29 23:32:20,339 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 23:32:20,340 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1867930613] [2020-11-29 23:32:20,340 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-11-29 23:32:20,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-29 23:32:20,864 INFO L263 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 17 conjunts are in the unsatisfiable core [2020-11-29 23:32:20,872 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-29 23:32:21,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:32:21,013 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-29 23:32:21,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-29 23:32:21,238 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1867930613] [2020-11-29 23:32:21,239 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-29 23:32:21,239 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2020-11-29 23:32:21,240 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1768967646] [2020-11-29 23:32:21,246 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-11-29 23:32:21,246 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-11-29 23:32:21,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-11-29 23:32:21,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-11-29 23:32:21,268 INFO L87 Difference]: Start difference. First operand 120 states. Second operand 12 states. [2020-11-29 23:32:23,060 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-29 23:32:23,060 INFO L93 Difference]: Finished difference Result 508 states and 654 transitions. [2020-11-29 23:32:23,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-11-29 23:32:23,062 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 45 [2020-11-29 23:32:23,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-29 23:32:23,076 INFO L225 Difference]: With dead ends: 508 [2020-11-29 23:32:23,077 INFO L226 Difference]: Without dead ends: 354 [2020-11-29 23:32:23,082 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=96, Invalid=246, Unknown=0, NotChecked=0, Total=342 [2020-11-29 23:32:23,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 354 states. [2020-11-29 23:32:23,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 354 to 118. [2020-11-29 23:32:23,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 118 states. [2020-11-29 23:32:23,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 144 transitions. [2020-11-29 23:32:23,150 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 144 transitions. Word has length 45 [2020-11-29 23:32:23,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-29 23:32:23,150 INFO L481 AbstractCegarLoop]: Abstraction has 118 states and 144 transitions. [2020-11-29 23:32:23,150 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-11-29 23:32:23,150 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 144 transitions. [2020-11-29 23:32:23,153 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-11-29 23:32:23,153 INFO L414 BasicCegarLoop]: Found error trace [2020-11-29 23:32:23,153 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-29 23:32:23,380 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-29 23:32:23,380 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-29 23:32:23,381 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-29 23:32:23,381 INFO L82 PathProgramCache]: Analyzing trace with hash 1345647792, now seen corresponding path program 1 times [2020-11-29 23:32:23,382 INFO L162 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-11-29 23:32:23,382 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [195337232] [2020-11-29 23:32:23,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_e5c77167-c0e8-4910-99bb-85372634ee9f/bin/uautomizer/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-11-29 23:32:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:32:24,416 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:32:25,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-11-29 23:32:25,744 INFO L221 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2020-11-29 23:32:25,947 INFO L173 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2020-11-29 23:32:25,948 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-29 23:32:26,170 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-29 23:32:26,340 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 11:32:26 BoogieIcfgContainer [2020-11-29 23:32:26,340 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-29 23:32:26,341 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-29 23:32:26,342 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-29 23:32:26,342 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-29 23:32:26,343 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 11:32:20" (3/4) ... [2020-11-29 23:32:26,346 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-29 23:32:26,346 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-29 23:32:26,349 INFO L168 Benchmark]: Toolchain (without parser) took 9737.85 ms. Allocated memory was 69.2 MB in the beginning and 107.0 MB in the end (delta: 37.7 MB). Free memory was 47.4 MB in the beginning and 27.6 MB in the end (delta: 19.8 MB). Peak memory consumption was 55.8 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:26,349 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 69.2 MB. Free memory is still 50.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:32:26,351 INFO L168 Benchmark]: CACSL2BoogieTranslator took 818.01 ms. Allocated memory is still 69.2 MB. Free memory was 47.2 MB in the beginning and 45.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 20.2 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:26,352 INFO L168 Benchmark]: Boogie Procedure Inliner took 74.59 ms. Allocated memory is still 69.2 MB. Free memory was 45.3 MB in the beginning and 40.7 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:26,353 INFO L168 Benchmark]: Boogie Preprocessor took 63.09 ms. Allocated memory is still 69.2 MB. Free memory was 40.7 MB in the beginning and 36.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:26,354 INFO L168 Benchmark]: RCFGBuilder took 2667.43 ms. Allocated memory was 69.2 MB in the beginning and 88.1 MB in the end (delta: 18.9 MB). Free memory was 36.5 MB in the beginning and 58.1 MB in the end (delta: -21.6 MB). Peak memory consumption was 22.4 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:26,356 INFO L168 Benchmark]: TraceAbstraction took 6103.11 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 57.6 MB in the beginning and 27.6 MB in the end (delta: 30.1 MB). Peak memory consumption was 48.9 MB. Max. memory is 16.1 GB. [2020-11-29 23:32:26,358 INFO L168 Benchmark]: Witness Printer took 4.53 ms. Allocated memory is still 107.0 MB. Free memory is still 27.6 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-29 23:32:26,368 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 69.2 MB. Free memory is still 50.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 818.01 ms. Allocated memory is still 69.2 MB. Free memory was 47.2 MB in the beginning and 45.3 MB in the end (delta: 1.9 MB). Peak memory consumption was 20.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 74.59 ms. Allocated memory is still 69.2 MB. Free memory was 45.3 MB in the beginning and 40.7 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 63.09 ms. Allocated memory is still 69.2 MB. Free memory was 40.7 MB in the beginning and 36.5 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2667.43 ms. Allocated memory was 69.2 MB in the beginning and 88.1 MB in the end (delta: 18.9 MB). Free memory was 36.5 MB in the beginning and 58.1 MB in the end (delta: -21.6 MB). Peak memory consumption was 22.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 6103.11 ms. Allocated memory was 88.1 MB in the beginning and 107.0 MB in the end (delta: 18.9 MB). Free memory was 57.6 MB in the beginning and 27.6 MB in the end (delta: 30.1 MB). Peak memory consumption was 48.9 MB. Max. memory is 16.1 GB. * Witness Printer took 4.53 ms. Allocated memory is still 107.0 MB. Free memory is still 27.6 MB. There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 12]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 1150. Possible FailurePath: [L1150-L1152] static struct platform_driver s3c_hwmon_driver = {& s3c_hwmon_probe, & s3c_hwmon_remove, 0, 0, 0, {"s3c-hwmon", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0}; [L1174] int LDV_IN_INTERRUPT ; [L1317] int ldv_count_1 = 0; [L1318] int ldv_count_2 = 0; [L1326] int ldv_call_dev_attr_of_sensor_device_attribute = 0; VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=0, s3c_hwmon_driver={-2147483642:0}] [L1177] struct platform_device *var_group1 ; [L1178] int res_s3c_hwmon_probe_10 ; [L1179] int ldv_s_s3c_hwmon_driver_platform_driver ; [L1180] int tmp ; [L1181] int tmp___0 ; [L1182] int tmp___1 ; [L1184] ldv_s_s3c_hwmon_driver_platform_driver = 0 [L1185] LDV_IN_INTERRUPT = 1 VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L1155] int tmp ; [L1399] return __VERIFIER_nondet_int(); [L1157] tmp = platform_driver_register(& s3c_hwmon_driver) [L1158] return (tmp); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L1188] tmp = s3c_hwmon_init() [L1189] COND FALSE !(tmp != 0) VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L1223] tmp___1 = __VERIFIER_nondet_int() [L1224] COND TRUE tmp___1 != 0 || ldv_s_s3c_hwmon_driver_platform_driver != 0 VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L1195] tmp___0 = __VERIFIER_nondet_int() [L1197] case 0: VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L1198] COND TRUE ldv_s_s3c_hwmon_driver_platform_driver == 0 [L1020] struct s3c_hwmon_pdata *pdata ; [L1021] struct s3c_hwmon *hwmon ; [L1022] int ret ; [L1023] int i ; [L1024] void *tmp ; [L1025] struct lock_class_key __key ; [L1026] long tmp___0 ; [L1027] long tmp___1 ; [L1028] long tmp___2 ; [L1029] long tmp___3 ; [L1030] struct s3c_hwmon_chcfg *cfg ; [L1032] EXPR dev->dev.platform_data [L1032] pdata = (struct s3c_hwmon_pdata *)dev->dev.platform_data [L1033] ret = 0 VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L1034] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L863] void *tmp ; [L854] void *tmp___2 ; [L839] COND TRUE __VERIFIER_nondet_int() [L840] void *res = malloc(size); [L1284] return ((unsigned long )ptr > 2012UL); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L833] COND FALSE !(!cond) VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L842] return res; VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L849] return ldv_malloc(size); [L856] tmp___2 = __kmalloc(size, flags) [L857] return (tmp___2); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L865] tmp = kmalloc(size, flags | 32768U) [L866] return (tmp); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L1039] tmp = kzalloc(800U, 208U) [L1040] hwmon = (struct s3c_hwmon *)tmp VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L1041] COND FALSE !((unsigned long )hwmon == (unsigned long )((struct s3c_hwmon *)0)) [L839] COND FALSE !(__VERIFIER_nondet_int()) [L844] return ((void *)0); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L1409] return ldv_malloc(0UL); [L1048] hwmon->client = s3c_adc_register(dev, 0, 0, 0U) [L1049] EXPR hwmon->client [L1246] long tmp ; [L1284] return ((unsigned long )ptr > 2012UL); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L1049] tmp___1 = IS_ERR((void const *)hwmon->client) [L1050] COND FALSE !(tmp___1 != 0L) [L915] return (0); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L1057] ret = s3c_hwmon_add_raw(& dev->dev) [L1058] COND FALSE !(ret != 0) [L839] COND FALSE !(__VERIFIER_nondet_int()) [L844] return ((void *)0); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L1373] return ldv_malloc(sizeof(struct device)); [L1062] hwmon->hwmon_dev = hwmon_device_register(& dev->dev) [L1063] EXPR hwmon->hwmon_dev [L1246] long tmp ; [L1284] return ((unsigned long )ptr > 2012UL); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L1063] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1064] COND FALSE !(tmp___3 != 0L) [L1071] i = 0 VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L1110] COND TRUE (unsigned int )i <= 7U VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L1074] EXPR pdata->in[i] [L1074] cfg = pdata->in[i] [L1075] COND FALSE !((unsigned long )cfg == (unsigned long )((struct s3c_hwmon_chcfg *)0)) [L1079] EXPR cfg->mult VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L1079] COND TRUE cfg->mult > 65535U [L1084] EXPR cfg->div VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L1084] COND FALSE !(cfg->div == 0U) [L1089] pdata->in[i] [L977] struct sensor_device_attribute *attr ; [L978] int ret ; [L981] attr = & attrs->in [L982] attr->index = channel [L983] attr->dev_attr.attr.name = (char const *)(& attrs->in_name) [L984] attr->dev_attr.attr.mode = 292U [L985] attr->dev_attr.show = & s3c_hwmon_ch_show [L1254] int tmp ; [L1330] COND TRUE ldv_call_dev_attr_of_sensor_device_attribute == 0 [L1331] ldv_count_2 = ldv_count_2 + 1 [L1332] ldv_call_dev_attr_of_sensor_device_attribute = 1 VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L1333] COND FALSE !(ldv_count_1 >= ldv_count_2) VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L12] COND FALSE !(0) VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] [L12] __assert_fail ("0", "m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.c", 3, __extension__ __PRETTY_FUNCTION__) VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={-2147483642:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 120 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 5.8s, OverallIterations: 2, TraceHistogramMax: 1, AutomataDifference: 1.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 180 SDtfs, 1041 SDslu, 1707 SDs, 0 SdLazy, 122 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 100 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=120occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 236 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 93 NumberOfCodeBlocks, 93 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 88 ConstructedInterpolants, 0 QuantifiedInterpolants, 6292 SizeOfPredicates, 16 NumberOfNonLiveVariables, 363 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...