./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 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4083bfcd7db6f77d1df429f19c85907b2c08abb35764175570b1e2ec14e31561 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-16 22:42:40,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-16 22:42:40,270 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-16 22:42:40,324 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-16 22:42:40,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-16 22:42:40,330 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-16 22:42:40,332 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-16 22:42:40,334 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-16 22:42:40,336 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-16 22:42:40,338 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-16 22:42:40,339 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-16 22:42:40,341 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-16 22:42:40,342 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-16 22:42:40,345 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-16 22:42:40,346 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-16 22:42:40,348 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-16 22:42:40,350 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-16 22:42:40,351 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-16 22:42:40,352 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-16 22:42:40,355 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-16 22:42:40,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-16 22:42:40,368 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-16 22:42:40,370 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-16 22:42:40,370 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-16 22:42:40,375 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-16 22:42:40,377 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-16 22:42:40,378 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-16 22:42:40,378 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-16 22:42:40,379 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-16 22:42:40,380 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-16 22:42:40,380 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-16 22:42:40,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-16 22:42:40,381 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-16 22:42:40,382 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-16 22:42:40,383 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-16 22:42:40,384 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-16 22:42:40,384 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-16 22:42:40,384 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-16 22:42:40,385 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-16 22:42:40,385 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-16 22:42:40,386 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-16 22:42:40,387 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-16 22:42:40,408 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-16 22:42:40,410 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-16 22:42:40,410 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-16 22:42:40,410 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-16 22:42:40,411 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-16 22:42:40,411 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-16 22:42:40,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-16 22:42:40,412 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-16 22:42:40,412 INFO L138 SettingsManager]: * Use SBE=true [2021-11-16 22:42:40,412 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-16 22:42:40,413 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-16 22:42:40,413 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-16 22:42:40,413 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-16 22:42:40,413 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-16 22:42:40,414 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-16 22:42:40,414 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-16 22:42:40,414 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-16 22:42:40,414 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-16 22:42:40,414 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-16 22:42:40,414 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-16 22:42:40,415 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-16 22:42:40,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-16 22:42:40,415 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-16 22:42:40,415 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-16 22:42:40,415 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-16 22:42:40,415 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-16 22:42:40,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-16 22:42:40,416 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-16 22:42:40,416 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-16 22:42:40,416 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-16 22:42:40,416 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-16 22:42:40,416 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4083bfcd7db6f77d1df429f19c85907b2c08abb35764175570b1e2ec14e31561 [2021-11-16 22:42:40,580 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-16 22:42:40,599 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-16 22:42:40,602 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-16 22:42:40,602 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-16 22:42:40,603 INFO L275 PluginConnector]: CDTParser initialized [2021-11-16 22:42:40,604 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2021-11-16 22:42:40,665 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e57cf9f1d/5a2b0ae1fa4a4809b600c5cd96a2b6d6/FLAG209a91c62 [2021-11-16 22:42:41,119 INFO L306 CDTParser]: Found 1 translation units. [2021-11-16 22:42:41,119 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2021-11-16 22:42:41,142 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e57cf9f1d/5a2b0ae1fa4a4809b600c5cd96a2b6d6/FLAG209a91c62 [2021-11-16 22:42:41,639 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e57cf9f1d/5a2b0ae1fa4a4809b600c5cd96a2b6d6 [2021-11-16 22:42:41,642 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-16 22:42:41,643 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-16 22:42:41,645 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-16 22:42:41,645 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-16 22:42:41,648 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-16 22:42:41,648 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:42:41" (1/1) ... [2021-11-16 22:42:41,649 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5490d3e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:41, skipping insertion in model container [2021-11-16 22:42:41,650 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:42:41" (1/1) ... [2021-11-16 22:42:41,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-16 22:42:41,697 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-16 22:42:41,988 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2021-11-16 22:42:41,998 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-16 22:42:42,005 INFO L203 MainTranslator]: Completed pre-run [2021-11-16 22:42:42,076 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2021-11-16 22:42:42,108 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-16 22:42:42,122 INFO L208 MainTranslator]: Completed translation [2021-11-16 22:42:42,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:42 WrapperNode [2021-11-16 22:42:42,122 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-16 22:42:42,123 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-16 22:42:42,123 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-16 22:42:42,123 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-16 22:42:42,132 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:42" (1/1) ... [2021-11-16 22:42:42,160 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:42" (1/1) ... [2021-11-16 22:42:42,196 INFO L137 Inliner]: procedures = 75, calls = 159, calls flagged for inlining = 33, calls inlined = 29, statements flattened = 474 [2021-11-16 22:42:42,200 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-16 22:42:42,200 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-16 22:42:42,201 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-16 22:42:42,201 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-16 22:42:42,207 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:42" (1/1) ... [2021-11-16 22:42:42,208 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:42" (1/1) ... [2021-11-16 22:42:42,223 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:42" (1/1) ... [2021-11-16 22:42:42,223 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:42" (1/1) ... [2021-11-16 22:42:42,243 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:42" (1/1) ... [2021-11-16 22:42:42,245 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:42" (1/1) ... [2021-11-16 22:42:42,248 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:42" (1/1) ... [2021-11-16 22:42:42,267 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-16 22:42:42,268 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-16 22:42:42,268 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-16 22:42:42,268 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-16 22:42:42,269 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:42" (1/1) ... [2021-11-16 22:42:42,274 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-16 22:42:42,283 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 22:42:42,322 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-16 22:42:42,340 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-16 22:42:42,356 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2021-11-16 22:42:42,356 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2021-11-16 22:42:42,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-16 22:42:42,357 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-16 22:42:42,357 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-16 22:42:42,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-16 22:42:42,357 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-16 22:42:42,357 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-16 22:42:42,357 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-16 22:42:42,357 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-16 22:42:42,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-16 22:42:42,358 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-16 22:42:42,358 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-16 22:42:42,358 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2021-11-16 22:42:42,358 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2021-11-16 22:42:42,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-16 22:42:42,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-16 22:42:42,358 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-11-16 22:42:42,359 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-11-16 22:42:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2021-11-16 22:42:42,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2021-11-16 22:42:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2021-11-16 22:42:42,359 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2021-11-16 22:42:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-16 22:42:42,359 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2021-11-16 22:42:42,359 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2021-11-16 22:42:42,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-16 22:42:42,360 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-16 22:42:42,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-16 22:42:42,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-16 22:42:42,360 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-11-16 22:42:42,360 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-11-16 22:42:42,360 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-16 22:42:42,360 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-16 22:42:42,361 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-16 22:42:42,361 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-16 22:42:42,530 INFO L236 CfgBuilder]: Building ICFG [2021-11-16 22:42:42,531 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-16 22:42:42,917 INFO L277 CfgBuilder]: Performing block encoding [2021-11-16 22:42:42,927 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-16 22:42:42,927 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-16 22:42:42,929 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:42:42 BoogieIcfgContainer [2021-11-16 22:42:42,929 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-16 22:42:42,932 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-16 22:42:42,932 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-16 22:42:42,935 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-16 22:42:42,935 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 10:42:41" (1/3) ... [2021-11-16 22:42:42,936 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3551f64d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:42:42, skipping insertion in model container [2021-11-16 22:42:42,936 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:42" (2/3) ... [2021-11-16 22:42:42,936 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3551f64d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:42:42, skipping insertion in model container [2021-11-16 22:42:42,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:42:42" (3/3) ... [2021-11-16 22:42:42,938 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2021-11-16 22:42:42,942 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-16 22:42:42,943 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-16 22:42:42,987 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-16 22:42:42,995 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-16 22:42:42,995 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-16 22:42:43,018 INFO L276 IsEmpty]: Start isEmpty. Operand has 159 states, 118 states have (on average 1.2372881355932204) internal successors, (146), 120 states have internal predecessors, (146), 27 states have call successors, (27), 12 states have call predecessors, (27), 12 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2021-11-16 22:42:43,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-16 22:42:43,029 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:42:43,030 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 22:42:43,031 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:42:43,035 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:42:43,035 INFO L85 PathProgramCache]: Analyzing trace with hash 277451066, now seen corresponding path program 1 times [2021-11-16 22:42:43,044 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 22:42:43,045 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1892150086] [2021-11-16 22:42:43,045 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:42:43,046 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 22:42:43,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:42:43,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-11-16 22:42:43,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:42:43,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-16 22:42:43,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:42:43,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2021-11-16 22:42:43,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:42:43,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-16 22:42:43,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:42:43,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 22:42:43,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:42:43,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2021-11-16 22:42:43,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:42:43,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-11-16 22:42:43,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:42:43,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-16 22:42:43,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:42:43,645 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-16 22:42:43,645 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-16 22:42:43,646 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1892150086] [2021-11-16 22:42:43,647 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1892150086] provided 0 perfect and 1 imperfect interpolant sequences [2021-11-16 22:42:43,647 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [187544861] [2021-11-16 22:42:43,648 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:42:43,648 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-16 22:42:43,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 22:42:43,650 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-16 22:42:43,675 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-16 22:42:43,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:42:43,844 INFO L263 TraceCheckSpWp]: Trace formula consists of 698 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-16 22:42:43,850 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 22:42:44,135 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-16 22:42:44,136 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-16 22:42:44,136 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [187544861] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-16 22:42:44,136 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 22:42:44,136 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [9] total 9 [2021-11-16 22:42:44,139 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178733798] [2021-11-16 22:42:44,140 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 22:42:44,142 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-16 22:42:44,151 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-16 22:42:44,176 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-16 22:42:44,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2021-11-16 22:42:44,181 INFO L87 Difference]: Start difference. First operand has 159 states, 118 states have (on average 1.2372881355932204) internal successors, (146), 120 states have internal predecessors, (146), 27 states have call successors, (27), 12 states have call predecessors, (27), 12 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-16 22:42:44,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 22:42:44,380 INFO L93 Difference]: Finished difference Result 389 states and 511 transitions. [2021-11-16 22:42:44,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-16 22:42:44,383 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) Word has length 78 [2021-11-16 22:42:44,384 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 22:42:44,399 INFO L225 Difference]: With dead ends: 389 [2021-11-16 22:42:44,400 INFO L226 Difference]: Without dead ends: 211 [2021-11-16 22:42:44,406 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 95 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=99, Unknown=0, NotChecked=0, Total=132 [2021-11-16 22:42:44,409 INFO L933 BasicCegarLoop]: 255 mSDtfsCounter, 228 mSDsluCounter, 1330 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 228 SdHoareTripleChecker+Valid, 1585 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-16 22:42:44,411 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [228 Valid, 1585 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-16 22:42:44,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2021-11-16 22:42:44,459 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 156. [2021-11-16 22:42:44,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 116 states have (on average 1.1982758620689655) internal successors, (139), 117 states have internal predecessors, (139), 26 states have call successors, (26), 12 states have call predecessors, (26), 13 states have return successors, (30), 27 states have call predecessors, (30), 26 states have call successors, (30) [2021-11-16 22:42:44,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 195 transitions. [2021-11-16 22:42:44,466 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 195 transitions. Word has length 78 [2021-11-16 22:42:44,466 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 22:42:44,466 INFO L470 AbstractCegarLoop]: Abstraction has 156 states and 195 transitions. [2021-11-16 22:42:44,467 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-16 22:42:44,471 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 195 transitions. [2021-11-16 22:42:44,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-16 22:42:44,478 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:42:44,478 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 22:42:44,499 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-11-16 22:42:44,692 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-11-16 22:42:44,693 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:42:44,693 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:42:44,693 INFO L85 PathProgramCache]: Analyzing trace with hash 464821366, now seen corresponding path program 1 times [2021-11-16 22:42:44,693 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-16 22:42:44,694 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [210390634] [2021-11-16 22:42:44,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:42:44,694 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-16 22:42:44,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-16 22:42:44,752 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-16 22:42:44,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-16 22:42:44,873 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-16 22:42:44,874 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-16 22:42:44,875 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-16 22:42:44,876 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-16 22:42:44,881 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-16 22:42:44,883 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-16 22:42:44,978 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 10:42:44 BoogieIcfgContainer [2021-11-16 22:42:44,979 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-16 22:42:44,979 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-16 22:42:44,979 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-16 22:42:44,979 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-16 22:42:44,980 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:42:42" (3/4) ... [2021-11-16 22:42:44,982 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-16 22:42:44,982 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-16 22:42:44,982 INFO L158 Benchmark]: Toolchain (without parser) took 3339.03ms. Allocated memory was 98.6MB in the beginning and 161.5MB in the end (delta: 62.9MB). Free memory was 66.6MB in the beginning and 120.4MB in the end (delta: -53.8MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2021-11-16 22:42:44,983 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 98.6MB. Free memory was 56.0MB in the beginning and 55.9MB in the end (delta: 47.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-16 22:42:44,983 INFO L158 Benchmark]: CACSL2BoogieTranslator took 476.99ms. Allocated memory is still 98.6MB. Free memory was 66.3MB in the beginning and 55.9MB in the end (delta: 10.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-16 22:42:44,983 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.96ms. Allocated memory is still 98.6MB. Free memory was 55.9MB in the beginning and 51.8MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-16 22:42:44,984 INFO L158 Benchmark]: Boogie Preprocessor took 66.59ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 51.8MB in the beginning and 103.6MB in the end (delta: -51.7MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. [2021-11-16 22:42:44,984 INFO L158 Benchmark]: RCFGBuilder took 661.70ms. Allocated memory is still 130.0MB. Free memory was 103.5MB in the beginning and 72.6MB in the end (delta: 30.9MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. [2021-11-16 22:42:44,984 INFO L158 Benchmark]: TraceAbstraction took 2046.96ms. Allocated memory was 130.0MB in the beginning and 161.5MB in the end (delta: 31.5MB). Free memory was 72.6MB in the beginning and 120.4MB in the end (delta: -47.8MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2021-11-16 22:42:44,985 INFO L158 Benchmark]: Witness Printer took 2.77ms. Allocated memory is still 161.5MB. Free memory is still 120.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-16 22:42:44,986 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 98.6MB. Free memory was 56.0MB in the beginning and 55.9MB in the end (delta: 47.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 476.99ms. Allocated memory is still 98.6MB. Free memory was 66.3MB in the beginning and 55.9MB in the end (delta: 10.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.96ms. Allocated memory is still 98.6MB. Free memory was 55.9MB in the beginning and 51.8MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.59ms. Allocated memory was 98.6MB in the beginning and 130.0MB in the end (delta: 31.5MB). Free memory was 51.8MB in the beginning and 103.6MB in the end (delta: -51.7MB). Peak memory consumption was 10.1MB. Max. memory is 16.1GB. * RCFGBuilder took 661.70ms. Allocated memory is still 130.0MB. Free memory was 103.5MB in the beginning and 72.6MB in the end (delta: 30.9MB). Peak memory consumption was 32.1MB. Max. memory is 16.1GB. * TraceAbstraction took 2046.96ms. Allocated memory was 130.0MB in the beginning and 161.5MB in the end (delta: 31.5MB). Free memory was 72.6MB in the beginning and 120.4MB in the end (delta: -47.8MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. * Witness Printer took 2.77ms. Allocated memory is still 161.5MB. Free memory is still 120.4MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1272]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is 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={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=0, s3c_hwmon_driver={23:0}] [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 [L1186] FCALL ldv_initialize() [L1187] FCALL ldv_handler_precall() VAL [__this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_s_s3c_hwmon_driver_platform_driver=0, s3c_hwmon_driver={23:0}] [L1188] CALL, EXPR s3c_hwmon_init() [L1155] int tmp ; [L1157] CALL, EXPR platform_driver_register(& s3c_hwmon_driver) [L1399] return __VERIFIER_nondet_int(); [L1157] RET, EXPR platform_driver_register(& s3c_hwmon_driver) [L1157] tmp = platform_driver_register(& s3c_hwmon_driver) [L1158] return (tmp); VAL [\result=0, __this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={23:0}, tmp=0] [L1188] RET, EXPR s3c_hwmon_init() [L1188] tmp = s3c_hwmon_init() [L1189] COND FALSE !(tmp != 0) VAL [__this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_s_s3c_hwmon_driver_platform_driver=0, s3c_hwmon_driver={23:0}, tmp=0] [L1223] tmp___1 = __VERIFIER_nondet_int() [L1224] COND TRUE tmp___1 != 0 || ldv_s_s3c_hwmon_driver_platform_driver != 0 VAL [__this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_s_s3c_hwmon_driver_platform_driver=0, s3c_hwmon_driver={23:0}, tmp=0, tmp___1=1] [L1195] tmp___0 = __VERIFIER_nondet_int() [L1197] case 0: VAL [__this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_s_s3c_hwmon_driver_platform_driver=0, s3c_hwmon_driver={23:0}, tmp=0, tmp___0=0, tmp___1=1] [L1198] COND TRUE ldv_s_s3c_hwmon_driver_platform_driver == 0 [L1199] CALL s3c_hwmon_probe(var_group1) [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 [__key={22:0}, __this_module={4294967304:4294967301}, dev={4294967303:29}, dev={4294967303:29}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, pdata={26:-25}, ret=0, s3c_hwmon_driver={23:0}] [L1034] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L1039] CALL, EXPR kzalloc(800U, 208U) [L863] void *tmp ; [L865] CALL, EXPR kmalloc(size, flags | 32768U) [L854] void *tmp___2 ; [L856] CALL, EXPR __kmalloc(size, flags) [L849] CALL, EXPR ldv_malloc(size) VAL [__this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={23:0}] [L839] COND TRUE __VERIFIER_nondet_int() [L840] void *res = malloc(size); [L841] CALL, EXPR ldv_is_err(res) VAL [__this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ptr={-18446744073709551615:0}, s3c_hwmon_driver={23:0}] [L1284] return ((unsigned long )ptr > 2012UL); VAL [\result=0, __this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ptr={-18446744073709551615:0}, ptr={-18446744073709551615:0}, s3c_hwmon_driver={23:0}] [L841] RET, EXPR ldv_is_err(res) VAL [\old(size)=800, __this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_is_err(res)=0, res={-18446744073709551615:0}, s3c_hwmon_driver={23:0}, size=800] [L841] CALL assume_abort_if_not(!ldv_is_err(res)) [L833] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={4294967304:4294967301}, cond=1, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={23:0}] [L841] RET assume_abort_if_not(!ldv_is_err(res)) [L842] return res; VAL [\old(size)=800, \result={-18446744073709551615:0}, __this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, res={-18446744073709551615:0}, s3c_hwmon_driver={23:0}, size=800] [L849] RET, EXPR ldv_malloc(size) VAL [\old(size)=800, \old(t)=12, __this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_malloc(size)={-18446744073709551615:0}, s3c_hwmon_driver={23:0}, size=800, t=12] [L849] return ldv_malloc(size); [L856] RET, EXPR __kmalloc(size, flags) [L856] tmp___2 = __kmalloc(size, flags) [L857] return (tmp___2); VAL [\old(flags)=12, \old(size)=800, \result={-18446744073709551615:0}, __this_module={4294967304:4294967301}, flags=12, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={23:0}, size=800, tmp___2={-18446744073709551615:0}] [L865] RET, EXPR kmalloc(size, flags | 32768U) [L865] tmp = kmalloc(size, flags | 32768U) [L866] return (tmp); VAL [\old(flags)=208, \old(size)=800, \result={-18446744073709551615:0}, __this_module={4294967304:4294967301}, flags=208, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={23:0}, size=800, tmp={-18446744073709551615:0}] [L1039] RET, EXPR kzalloc(800U, 208U) [L1039] tmp = kzalloc(800U, 208U) [L1040] hwmon = (struct s3c_hwmon *)tmp VAL [__key={22:0}, __this_module={4294967304:4294967301}, dev={4294967303:29}, dev={4294967303:29}, hwmon={-18446744073709551615:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, pdata={26:-25}, ret=0, s3c_hwmon_driver={23:0}, tmp={-18446744073709551615:0}] [L1041] COND FALSE !((unsigned long )hwmon == (unsigned long )((struct s3c_hwmon *)0)) [L1046] CALL platform_set_drvdata(dev, (void *)hwmon) [L884] FCALL dev_set_drvdata(& pdev->dev, data) [L1046] RET platform_set_drvdata(dev, (void *)hwmon) [L1047] FCALL __mutex_init(& hwmon->lock, "&hwmon->lock", & __key) [L1048] CALL, EXPR s3c_adc_register(dev, 0, 0, 0U) [L1409] CALL, EXPR ldv_malloc(0UL) VAL [__this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={23:0}] [L839] COND FALSE !(__VERIFIER_nondet_int()) [L844] return ((void *)0); VAL [\old(size)=0, \result={0:0}, __this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={23:0}, size=0] [L1409] RET, EXPR ldv_malloc(0UL) VAL [\old(arg3)=0, __this_module={4294967304:4294967301}, arg0={4294967303:29}, arg0={4294967303:29}, arg1={0:0}, arg1={0:0}, arg2={0:0}, arg2={0:0}, arg3=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_malloc(0UL)={0:0}, s3c_hwmon_driver={23:0}] [L1409] return ldv_malloc(0UL); [L1048] RET, EXPR s3c_adc_register(dev, 0, 0, 0U) [L1048] hwmon->client = s3c_adc_register(dev, 0, 0, 0U) [L1049] EXPR hwmon->client VAL [__key={22:0}, __this_module={4294967304:4294967301}, dev={4294967303:29}, dev={4294967303:29}, hwmon={-18446744073709551615:0}, hwmon->client={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, pdata={26:-25}, ret=0, s3c_hwmon_driver={23:0}, tmp={-18446744073709551615:0}] [L1049] CALL, EXPR IS_ERR((void const *)hwmon->client) VAL [__this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ptr={0:0}, s3c_hwmon_driver={23:0}] [L1246] long tmp ; VAL [__this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={23:0}] [L1248] CALL, EXPR ldv_is_err(ptr) VAL [__this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ptr={0:0}, s3c_hwmon_driver={23:0}] [L1284] return ((unsigned long )ptr > 2012UL); VAL [\result=0, __this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={23:0}] [L1248] RET, EXPR ldv_is_err(ptr) VAL [__this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=0, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={23:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); VAL [\result=0, __this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={23:0}, tmp=0] [L1049] RET, EXPR IS_ERR((void const *)hwmon->client) VAL [__key={22:0}, __this_module={4294967304:4294967301}, dev={4294967303:29}, dev={4294967303:29}, hwmon={-18446744073709551615:0}, hwmon->client={0:0}, IS_ERR((void const *)hwmon->client)=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, pdata={26:-25}, ret=0, s3c_hwmon_driver={23:0}, tmp={-18446744073709551615:0}] [L1049] tmp___1 = IS_ERR((void const *)hwmon->client) [L1050] COND FALSE !(tmp___1 != 0L) [L1057] CALL, EXPR s3c_hwmon_add_raw(& dev->dev) [L915] return (0); VAL [\result=0, __this_module={4294967304:4294967301}, dev={4294967303:41}, dev={4294967303:41}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={23:0}] [L1057] RET, EXPR s3c_hwmon_add_raw(& dev->dev) [L1057] ret = s3c_hwmon_add_raw(& dev->dev) [L1058] COND FALSE !(ret != 0) [L1062] CALL, EXPR hwmon_device_register(& dev->dev) [L1373] CALL, EXPR ldv_malloc(sizeof(struct device)) VAL [__this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={23:0}] [L839] COND FALSE !(__VERIFIER_nondet_int()) [L844] return ((void *)0); VAL [\old(size)=1003, \result={0:0}, __this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={23:0}, size=1003] [L1373] RET, EXPR ldv_malloc(sizeof(struct device)) VAL [__this_module={4294967304:4294967301}, arg0={4294967303:41}, arg0={4294967303:41}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(struct device))={0:0}, s3c_hwmon_driver={23:0}] [L1373] return ldv_malloc(sizeof(struct device)); [L1062] RET, EXPR hwmon_device_register(& dev->dev) [L1062] hwmon->hwmon_dev = hwmon_device_register(& dev->dev) [L1063] EXPR hwmon->hwmon_dev VAL [__key={22:0}, __this_module={4294967304:4294967301}, dev={4294967303:29}, dev={4294967303:29}, hwmon={-18446744073709551615:0}, hwmon->hwmon_dev={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, pdata={26:-25}, ret=0, s3c_hwmon_driver={23:0}, tmp={-18446744073709551615:0}, tmp___1=0] [L1063] CALL, EXPR IS_ERR((void const *)hwmon->hwmon_dev) VAL [__this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ptr={0:0}, s3c_hwmon_driver={23:0}] [L1246] long tmp ; VAL [__this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={23:0}] [L1248] CALL, EXPR ldv_is_err(ptr) VAL [__this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ptr={0:0}, s3c_hwmon_driver={23:0}] [L1284] return ((unsigned long )ptr > 2012UL); VAL [\result=0, __this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={23:0}] [L1248] RET, EXPR ldv_is_err(ptr) VAL [__this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=0, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={23:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); VAL [\result=0, __this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={23:0}, tmp=0] [L1063] RET, EXPR IS_ERR((void const *)hwmon->hwmon_dev) VAL [__key={22:0}, __this_module={4294967304:4294967301}, dev={4294967303:29}, dev={4294967303:29}, hwmon={-18446744073709551615:0}, hwmon->hwmon_dev={0:0}, IS_ERR((void const *)hwmon->hwmon_dev)=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, pdata={26:-25}, ret=0, s3c_hwmon_driver={23:0}, tmp={-18446744073709551615:0}, tmp___1=0] [L1063] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1064] COND FALSE !(tmp___3 != 0L) [L1071] i = 0 VAL [__key={22:0}, __this_module={4294967304:4294967301}, dev={4294967303:29}, dev={4294967303:29}, hwmon={-18446744073709551615:0}, i=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, pdata={26:-25}, ret=0, s3c_hwmon_driver={23:0}, tmp={-18446744073709551615:0}, tmp___1=0, tmp___3=0] [L1110] COND TRUE (unsigned int )i <= 7U VAL [__key={22:0}, __this_module={4294967304:4294967301}, dev={4294967303:29}, dev={4294967303:29}, hwmon={-18446744073709551615:0}, i=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, pdata={26:-25}, ret=0, s3c_hwmon_driver={23:0}, tmp={-18446744073709551615:0}, tmp___1=0, tmp___3=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 [__key={22:0}, __this_module={4294967304:4294967301}, cfg={28:-27}, cfg->mult=65536, dev={4294967303:29}, dev={4294967303:29}, hwmon={-18446744073709551615:0}, i=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, pdata={26:-25}, ret=0, s3c_hwmon_driver={23:0}, tmp={-18446744073709551615:0}, tmp___1=0, tmp___3=0] [L1079] COND TRUE cfg->mult > 65535U [L1084] EXPR cfg->div VAL [__key={22:0}, __this_module={4294967304:4294967301}, cfg={28:-27}, cfg->div=4294967297, dev={4294967303:29}, dev={4294967303:29}, hwmon={-18446744073709551615:0}, i=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, pdata={26:-25}, ret=0, s3c_hwmon_driver={23:0}, tmp={-18446744073709551615:0}, tmp___1=0, tmp___3=0] [L1084] COND FALSE !(cfg->div == 0U) [L1089] EXPR pdata->in[i] [L1089-L1090] CALL s3c_hwmon_create_attr(& dev->dev, pdata->in[i], (struct s3c_hwmon_attr *)(& hwmon->attrs) + (unsigned int )i, 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 [L986] CALL ldv_device_create_file_5(dev, (struct device_attribute const *)(& attr->dev_attr)) [L1254] int tmp ; VAL [__this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_func_arg1={4294967303:41}, ldv_func_arg1={4294967303:41}, ldv_func_arg2={-18446744073709551615:168}, ldv_func_arg2={-18446744073709551615:168}, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={23:0}] [L1256] CALL ldv_device_create_file_dev_attr_of_sensor_device_attribute(ldv_func_arg2) VAL [\old(ldv_call_dev_attr_of_sensor_device_attribute)=0, \old(ldv_count_2)=0, __this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={23:0}] [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 [\old(ldv_call_dev_attr_of_sensor_device_attribute)=0, \old(ldv_count_2)=0, __this_module={4294967304:4294967301}, attr={-18446744073709551615:168}, attr={-18446744073709551615:168}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={23:0}] [L1333] COND FALSE !(ldv_count_1 >= ldv_count_2) [L1335] CALL ldv_error() [L1272] reach_error() VAL [\old(ldv_call_dev_attr_of_sensor_device_attribute)=0, \old(ldv_count_2)=0, __this_module={4294967304:4294967301}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={23:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 13 procedures, 159 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 2, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 228 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 228 mSDsluCounter, 1585 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1330 mSDsCounter, 49 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 50 IncrementalHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 49 mSolverCounterUnsat, 255 mSDtfsCounter, 50 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 107 GetRequests, 95 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=159occurred in iteration=0, InterpolantAutomatonStates: 8, 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, 55 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 241 NumberOfCodeBlocks, 241 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 154 ConstructedInterpolants, 0 QuantifiedInterpolants, 280 SizeOfPredicates, 14 NumberOfNonLiveVariables, 698 ConjunctsInSsa, 37 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 36/40 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 [2021-11-16 22:42:45,024 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 4083bfcd7db6f77d1df429f19c85907b2c08abb35764175570b1e2ec14e31561 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-16 22:42:46,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-16 22:42:46,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-16 22:42:46,694 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-16 22:42:46,694 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-16 22:42:46,695 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-16 22:42:46,696 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-16 22:42:46,702 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-16 22:42:46,705 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-16 22:42:46,712 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-16 22:42:46,712 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-16 22:42:46,715 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-16 22:42:46,715 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-16 22:42:46,718 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-16 22:42:46,720 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-16 22:42:46,721 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-16 22:42:46,723 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-16 22:42:46,723 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-16 22:42:46,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-16 22:42:46,727 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-16 22:42:46,730 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-16 22:42:46,731 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-16 22:42:46,732 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-16 22:42:46,733 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-16 22:42:46,736 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-16 22:42:46,736 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-16 22:42:46,737 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-16 22:42:46,738 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-16 22:42:46,738 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-16 22:42:46,739 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-16 22:42:46,739 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-16 22:42:46,739 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-16 22:42:46,740 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-16 22:42:46,741 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-16 22:42:46,742 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-16 22:42:46,742 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-16 22:42:46,742 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-16 22:42:46,742 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-16 22:42:46,743 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-16 22:42:46,744 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-16 22:42:46,744 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-16 22:42:46,747 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-11-16 22:42:46,773 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-16 22:42:46,773 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-16 22:42:46,774 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-16 22:42:46,774 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-16 22:42:46,775 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-16 22:42:46,775 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-16 22:42:46,776 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-16 22:42:46,776 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-16 22:42:46,776 INFO L138 SettingsManager]: * Use SBE=true [2021-11-16 22:42:46,777 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-16 22:42:46,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-16 22:42:46,777 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-16 22:42:46,777 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-16 22:42:46,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-16 22:42:46,778 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-16 22:42:46,778 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-16 22:42:46,778 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-16 22:42:46,778 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-16 22:42:46,778 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-16 22:42:46,778 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-16 22:42:46,779 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-16 22:42:46,779 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-16 22:42:46,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-16 22:42:46,779 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-16 22:42:46,779 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-16 22:42:46,779 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-16 22:42:46,779 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-16 22:42:46,780 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-16 22:42:46,780 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-16 22:42:46,780 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-16 22:42:46,780 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-16 22:42:46,780 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-16 22:42:46,781 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-16 22:42:46,781 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4083bfcd7db6f77d1df429f19c85907b2c08abb35764175570b1e2ec14e31561 [2021-11-16 22:42:47,042 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-16 22:42:47,065 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-16 22:42:47,068 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-16 22:42:47,070 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-16 22:42:47,070 INFO L275 PluginConnector]: CDTParser initialized [2021-11-16 22:42:47,071 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2021-11-16 22:42:47,116 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f85199df/b3adc34f22954766a3e2a139990149c9/FLAGeee02aa71 [2021-11-16 22:42:47,538 INFO L306 CDTParser]: Found 1 translation units. [2021-11-16 22:42:47,539 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2021-11-16 22:42:47,548 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f85199df/b3adc34f22954766a3e2a139990149c9/FLAGeee02aa71 [2021-11-16 22:42:47,561 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8f85199df/b3adc34f22954766a3e2a139990149c9 [2021-11-16 22:42:47,563 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-16 22:42:47,565 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-16 22:42:47,566 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-16 22:42:47,566 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-16 22:42:47,572 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-16 22:42:47,572 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:42:47" (1/1) ... [2021-11-16 22:42:47,573 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c2e2c68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:47, skipping insertion in model container [2021-11-16 22:42:47,573 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 10:42:47" (1/1) ... [2021-11-16 22:42:47,578 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-16 22:42:47,603 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-16 22:42:47,947 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2021-11-16 22:42:47,968 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-16 22:42:47,981 INFO L203 MainTranslator]: Completed pre-run [2021-11-16 22:42:48,037 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2021-11-16 22:42:48,052 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-16 22:42:48,073 INFO L208 MainTranslator]: Completed translation [2021-11-16 22:42:48,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:48 WrapperNode [2021-11-16 22:42:48,074 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-16 22:42:48,075 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-16 22:42:48,075 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-16 22:42:48,075 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-16 22:42:48,080 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:48" (1/1) ... [2021-11-16 22:42:48,116 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:48" (1/1) ... [2021-11-16 22:42:48,161 INFO L137 Inliner]: procedures = 77, calls = 159, calls flagged for inlining = 33, calls inlined = 29, statements flattened = 454 [2021-11-16 22:42:48,162 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-16 22:42:48,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-16 22:42:48,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-16 22:42:48,163 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-16 22:42:48,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:48" (1/1) ... [2021-11-16 22:42:48,168 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:48" (1/1) ... [2021-11-16 22:42:48,180 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:48" (1/1) ... [2021-11-16 22:42:48,186 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:48" (1/1) ... [2021-11-16 22:42:48,198 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:48" (1/1) ... [2021-11-16 22:42:48,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:48" (1/1) ... [2021-11-16 22:42:48,226 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:48" (1/1) ... [2021-11-16 22:42:48,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-16 22:42:48,231 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-16 22:42:48,235 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-16 22:42:48,235 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-16 22:42:48,236 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:48" (1/1) ... [2021-11-16 22:42:48,241 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-16 22:42:48,250 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-16 22:42:48,272 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-16 22:42:48,286 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-16 22:42:48,298 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2021-11-16 22:42:48,299 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2021-11-16 22:42:48,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-16 22:42:48,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-16 22:42:48,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-16 22:42:48,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-16 22:42:48,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-16 22:42:48,299 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-16 22:42:48,303 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-16 22:42:48,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-11-16 22:42:48,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-11-16 22:42:48,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-16 22:42:48,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-16 22:42:48,304 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2021-11-16 22:42:48,304 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2021-11-16 22:42:48,304 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-16 22:42:48,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-16 22:42:48,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-16 22:42:48,304 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2021-11-16 22:42:48,304 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2021-11-16 22:42:48,304 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2021-11-16 22:42:48,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2021-11-16 22:42:48,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-16 22:42:48,304 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2021-11-16 22:42:48,305 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2021-11-16 22:42:48,305 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2021-11-16 22:42:48,305 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2021-11-16 22:42:48,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-16 22:42:48,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-16 22:42:48,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-16 22:42:48,305 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-11-16 22:42:48,305 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-11-16 22:42:48,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-16 22:42:48,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-16 22:42:48,305 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-16 22:42:48,306 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-16 22:42:48,523 INFO L236 CfgBuilder]: Building ICFG [2021-11-16 22:42:48,524 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-16 22:42:49,206 INFO L277 CfgBuilder]: Performing block encoding [2021-11-16 22:42:49,211 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-16 22:42:49,211 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-16 22:42:49,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:42:49 BoogieIcfgContainer [2021-11-16 22:42:49,213 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-16 22:42:49,214 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-16 22:42:49,214 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-16 22:42:49,216 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-16 22:42:49,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 10:42:47" (1/3) ... [2021-11-16 22:42:49,216 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3acf5a05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:42:49, skipping insertion in model container [2021-11-16 22:42:49,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 10:42:48" (2/3) ... [2021-11-16 22:42:49,216 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3acf5a05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 10:42:49, skipping insertion in model container [2021-11-16 22:42:49,216 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:42:49" (3/3) ... [2021-11-16 22:42:49,217 INFO L111 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2021-11-16 22:42:49,221 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-16 22:42:49,222 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-16 22:42:49,251 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-16 22:42:49,256 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-16 22:42:49,256 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-16 22:42:49,270 INFO L276 IsEmpty]: Start isEmpty. Operand has 159 states, 118 states have (on average 1.2372881355932204) internal successors, (146), 120 states have internal predecessors, (146), 27 states have call successors, (27), 12 states have call predecessors, (27), 12 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) [2021-11-16 22:42:49,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-16 22:42:49,278 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:42:49,279 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 22:42:49,279 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:42:49,283 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:42:49,283 INFO L85 PathProgramCache]: Analyzing trace with hash 277451066, now seen corresponding path program 1 times [2021-11-16 22:42:49,291 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-16 22:42:49,291 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1348231139] [2021-11-16 22:42:49,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:42:49,292 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-16 22:42:49,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-16 22:42:49,293 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-16 22:42:49,298 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-16 22:42:49,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-16 22:42:49,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 372 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-16 22:42:49,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-16 22:42:49,851 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-16 22:42:49,851 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-16 22:42:50,205 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-11-16 22:42:50,206 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-16 22:42:50,206 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1348231139] [2021-11-16 22:42:50,207 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1348231139] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-16 22:42:50,207 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-16 22:42:50,207 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [8] total 14 [2021-11-16 22:42:50,209 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1141242018] [2021-11-16 22:42:50,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-16 22:42:50,212 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-16 22:42:50,212 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-16 22:42:50,228 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-16 22:42:50,230 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2021-11-16 22:42:50,232 INFO L87 Difference]: Start difference. First operand has 159 states, 118 states have (on average 1.2372881355932204) internal successors, (146), 120 states have internal predecessors, (146), 27 states have call successors, (27), 12 states have call predecessors, (27), 12 states have return successors, (27), 27 states have call predecessors, (27), 27 states have call successors, (27) Second operand has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-16 22:42:50,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-16 22:42:50,608 INFO L93 Difference]: Finished difference Result 389 states and 511 transitions. [2021-11-16 22:42:50,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-16 22:42:50,614 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) Word has length 78 [2021-11-16 22:42:50,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-16 22:42:50,621 INFO L225 Difference]: With dead ends: 389 [2021-11-16 22:42:50,621 INFO L226 Difference]: Without dead ends: 211 [2021-11-16 22:42:50,630 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2021-11-16 22:42:50,633 INFO L933 BasicCegarLoop]: 242 mSDtfsCounter, 255 mSDsluCounter, 1294 mSDsCounter, 0 mSdLazyCounter, 50 mSolverCounterSat, 49 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 255 SdHoareTripleChecker+Valid, 1536 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 49 IncrementalHoareTripleChecker+Valid, 50 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-16 22:42:50,634 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [255 Valid, 1536 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [49 Valid, 50 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-16 22:42:50,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 211 states. [2021-11-16 22:42:50,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 211 to 156. [2021-11-16 22:42:50,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 116 states have (on average 1.1982758620689655) internal successors, (139), 117 states have internal predecessors, (139), 26 states have call successors, (26), 12 states have call predecessors, (26), 13 states have return successors, (30), 27 states have call predecessors, (30), 26 states have call successors, (30) [2021-11-16 22:42:50,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 195 transitions. [2021-11-16 22:42:50,693 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 195 transitions. Word has length 78 [2021-11-16 22:42:50,693 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-16 22:42:50,693 INFO L470 AbstractCegarLoop]: Abstraction has 156 states and 195 transitions. [2021-11-16 22:42:50,693 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.625) internal successors, (53), 7 states have internal predecessors, (53), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (7), 3 states have call predecessors, (7), 2 states have call successors, (7) [2021-11-16 22:42:50,694 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 195 transitions. [2021-11-16 22:42:50,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-16 22:42:50,700 INFO L506 BasicCegarLoop]: Found error trace [2021-11-16 22:42:50,701 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-16 22:42:50,715 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-16 22:42:50,914 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-16 22:42:50,914 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-16 22:42:50,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-16 22:42:50,915 INFO L85 PathProgramCache]: Analyzing trace with hash 464821366, now seen corresponding path program 1 times [2021-11-16 22:42:50,916 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-16 22:42:50,916 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [674742816] [2021-11-16 22:42:50,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-16 22:42:50,916 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-16 22:42:50,916 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-11-16 22:42:50,917 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-16 22:42:50,919 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-16 22:42:51,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-16 22:42:51,785 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-16 22:42:52,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-16 22:42:52,794 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-11-16 22:42:52,795 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-16 22:42:52,796 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-16 22:42:52,813 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-16 22:42:53,017 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-11-16 22:42:53,020 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-16 22:42:53,022 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-16 22:42:53,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.11 10:42:53 BoogieIcfgContainer [2021-11-16 22:42:53,090 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-16 22:42:53,090 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-16 22:42:53,090 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-16 22:42:53,090 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-16 22:42:53,091 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 10:42:49" (3/4) ... [2021-11-16 22:42:53,092 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-11-16 22:42:53,093 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-16 22:42:53,093 INFO L158 Benchmark]: Toolchain (without parser) took 5528.49ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 46.0MB in the beginning and 53.3MB in the end (delta: -7.3MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2021-11-16 22:42:53,093 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory was 49.6MB in the beginning and 49.5MB in the end (delta: 48.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-16 22:42:53,094 INFO L158 Benchmark]: CACSL2BoogieTranslator took 508.38ms. Allocated memory is still 67.1MB. Free memory was 45.9MB in the beginning and 31.2MB in the end (delta: 14.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-16 22:42:53,094 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.16ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 31.0MB in the beginning and 70.7MB in the end (delta: -39.7MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2021-11-16 22:42:53,094 INFO L158 Benchmark]: Boogie Preprocessor took 67.98ms. Allocated memory is still 92.3MB. Free memory was 70.7MB in the beginning and 67.2MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-16 22:42:53,095 INFO L158 Benchmark]: RCFGBuilder took 982.05ms. Allocated memory is still 92.3MB. Free memory was 67.2MB in the beginning and 59.2MB in the end (delta: 8.0MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2021-11-16 22:42:53,095 INFO L158 Benchmark]: TraceAbstraction took 3875.94ms. Allocated memory is still 92.3MB. Free memory was 58.8MB in the beginning and 53.9MB in the end (delta: 4.9MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2021-11-16 22:42:53,095 INFO L158 Benchmark]: Witness Printer took 2.45ms. Allocated memory is still 92.3MB. Free memory was 53.9MB in the beginning and 53.3MB in the end (delta: 575.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-16 22:42:53,098 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 67.1MB. Free memory was 49.6MB in the beginning and 49.5MB in the end (delta: 48.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 508.38ms. Allocated memory is still 67.1MB. Free memory was 45.9MB in the beginning and 31.2MB in the end (delta: 14.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.16ms. Allocated memory was 67.1MB in the beginning and 92.3MB in the end (delta: 25.2MB). Free memory was 31.0MB in the beginning and 70.7MB in the end (delta: -39.7MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.98ms. Allocated memory is still 92.3MB. Free memory was 70.7MB in the beginning and 67.2MB in the end (delta: 3.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 982.05ms. Allocated memory is still 92.3MB. Free memory was 67.2MB in the beginning and 59.2MB in the end (delta: 8.0MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. * TraceAbstraction took 3875.94ms. Allocated memory is still 92.3MB. Free memory was 58.8MB in the beginning and 53.9MB in the end (delta: 4.9MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * Witness Printer took 2.45ms. Allocated memory is still 92.3MB. Free memory was 53.9MB in the beginning and 53.3MB in the end (delta: 575.6kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 1272]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is 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={65:0}] [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 [L1186] FCALL ldv_initialize() [L1187] FCALL ldv_handler_precall() 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, ldv_s_s3c_hwmon_driver_platform_driver=0, s3c_hwmon_driver={65:0}] [L1188] CALL, EXPR s3c_hwmon_init() [L1155] int tmp ; [L1157] CALL, EXPR platform_driver_register(& s3c_hwmon_driver) [L1399] return __VERIFIER_nondet_int(); [L1157] RET, EXPR platform_driver_register(& s3c_hwmon_driver) [L1157] tmp = platform_driver_register(& s3c_hwmon_driver) [L1158] return (tmp); VAL [\result=0, __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={65:0}, tmp=0] [L1188] RET, EXPR s3c_hwmon_init() [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, ldv_s_s3c_hwmon_driver_platform_driver=0, s3c_hwmon_driver={65:0}, tmp=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, ldv_s_s3c_hwmon_driver_platform_driver=0, s3c_hwmon_driver={65:0}, tmp=0, tmp___1=2147483648] [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, ldv_s_s3c_hwmon_driver_platform_driver=0, s3c_hwmon_driver={65:0}, tmp=0, tmp___0=0, tmp___1=2147483648] [L1198] COND TRUE ldv_s_s3c_hwmon_driver_platform_driver == 0 [L1199] CALL s3c_hwmon_probe(var_group1) [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 [__key={23:0}, __this_module={0:0}, dev={0:0}, dev={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={65:0}] [L1034] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L1039] CALL, EXPR kzalloc(800U, 208U) [L863] void *tmp ; [L865] CALL, EXPR kmalloc(size, flags | 32768U) [L854] void *tmp___2 ; [L856] CALL, EXPR __kmalloc(size, flags) [L849] CALL, EXPR ldv_malloc(size) 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={65:0}] [L839] COND TRUE __VERIFIER_nondet_int() [L840] void *res = malloc(size); [L841] CALL, EXPR ldv_is_err(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, ptr={21:0}, s3c_hwmon_driver={65:0}] [L1284] return ((unsigned long )ptr > 2012UL); VAL [\result=0, __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, ptr={21:0}, ptr={21:0}, s3c_hwmon_driver={65:0}] [L841] RET, EXPR ldv_is_err(res) VAL [\old(size)=800, __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, ldv_is_err(res)=0, res={21:0}, s3c_hwmon_driver={65:0}, size=800] [L841] CALL assume_abort_if_not(!ldv_is_err(res)) [L833] COND FALSE !(!cond) VAL [\old(cond)=1, __this_module={0:0}, cond=1, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={65:0}] [L841] RET assume_abort_if_not(!ldv_is_err(res)) [L842] return res; VAL [\old(size)=800, \result={21:0}, __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, res={21:0}, s3c_hwmon_driver={65:0}, size=800] [L849] RET, EXPR ldv_malloc(size) VAL [\old(size)=800, \old(t)=32976, __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, ldv_malloc(size)={21:0}, s3c_hwmon_driver={65:0}, size=800, t=32976] [L849] return ldv_malloc(size); [L856] RET, EXPR __kmalloc(size, flags) [L856] tmp___2 = __kmalloc(size, flags) [L857] return (tmp___2); VAL [\old(flags)=32976, \old(size)=800, \result={21:0}, __this_module={0:0}, flags=32976, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={65:0}, size=800, tmp___2={21:0}] [L865] RET, EXPR kmalloc(size, flags | 32768U) [L865] tmp = kmalloc(size, flags | 32768U) [L866] return (tmp); VAL [\old(flags)=208, \old(size)=800, \result={21:0}, __this_module={0:0}, flags=208, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={65:0}, size=800, tmp={21:0}] [L1039] RET, EXPR kzalloc(800U, 208U) [L1039] tmp = kzalloc(800U, 208U) [L1040] hwmon = (struct s3c_hwmon *)tmp VAL [__key={23:0}, __this_module={0:0}, dev={0:0}, dev={0:0}, hwmon={21:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={65:0}, tmp={21:0}] [L1041] COND FALSE !((unsigned long )hwmon == (unsigned long )((struct s3c_hwmon *)0)) [L1046] CALL platform_set_drvdata(dev, (void *)hwmon) [L884] FCALL dev_set_drvdata(& pdev->dev, data) [L1046] RET platform_set_drvdata(dev, (void *)hwmon) [L1047] FCALL __mutex_init(& hwmon->lock, "&hwmon->lock", & __key) [L1048] CALL, EXPR s3c_adc_register(dev, 0, 0, 0U) [L1409] CALL, EXPR ldv_malloc(0UL) 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={65:0}] [L839] COND FALSE !(__VERIFIER_nondet_int()) [L844] return ((void *)0); VAL [\old(size)=0, \result={0:0}, __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={65:0}, size=0] [L1409] RET, EXPR ldv_malloc(0UL) VAL [\old(arg3)=0, __this_module={0:0}, arg0={0:0}, arg0={0:0}, arg1={0:0}, arg1={0:0}, arg2={0:0}, arg2={0:0}, arg3=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_malloc(0UL)={0:0}, s3c_hwmon_driver={65:0}] [L1409] return ldv_malloc(0UL); [L1048] RET, EXPR s3c_adc_register(dev, 0, 0, 0U) [L1048] hwmon->client = s3c_adc_register(dev, 0, 0, 0U) [L1049] EXPR hwmon->client VAL [__key={23:0}, __this_module={0:0}, dev={0:0}, dev={0:0}, hwmon={21:0}, hwmon->client={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={65:0}, tmp={21:0}] [L1049] CALL, EXPR IS_ERR((void const *)hwmon->client) 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, ptr={0:0}, s3c_hwmon_driver={65:0}] [L1246] long 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, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={65:0}] [L1248] CALL, EXPR ldv_is_err(ptr) 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, ptr={0:0}, s3c_hwmon_driver={65:0}] [L1284] return ((unsigned long )ptr > 2012UL); VAL [\result=0, __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, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={65:0}] [L1248] RET, EXPR ldv_is_err(ptr) 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, ldv_is_err(ptr)=0, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={65:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); VAL [\result=0, __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, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={65:0}, tmp=0] [L1049] RET, EXPR IS_ERR((void const *)hwmon->client) VAL [__key={23:0}, __this_module={0:0}, dev={0:0}, dev={0:0}, hwmon={21:0}, hwmon->client={0:0}, IS_ERR((void const *)hwmon->client)=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={65:0}, tmp={21:0}] [L1049] tmp___1 = IS_ERR((void const *)hwmon->client) [L1050] COND FALSE !(tmp___1 != 0L) [L1057] CALL, EXPR s3c_hwmon_add_raw(& dev->dev) [L915] return (0); VAL [\result=0, __this_module={0:0}, dev={0:12}, dev={0:12}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={65:0}] [L1057] RET, EXPR s3c_hwmon_add_raw(& dev->dev) [L1057] ret = s3c_hwmon_add_raw(& dev->dev) [L1058] COND FALSE !(ret != 0) [L1062] CALL, EXPR hwmon_device_register(& dev->dev) [L1373] CALL, EXPR ldv_malloc(sizeof(struct device)) 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={65:0}] [L839] COND FALSE !(__VERIFIER_nondet_int()) [L844] return ((void *)0); VAL [\old(size)=1003, \result={0:0}, __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={65:0}, size=1003] [L1373] RET, EXPR ldv_malloc(sizeof(struct device)) VAL [__this_module={0:0}, arg0={0:12}, arg0={0:12}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(struct device))={0:0}, s3c_hwmon_driver={65:0}] [L1373] return ldv_malloc(sizeof(struct device)); [L1062] RET, EXPR hwmon_device_register(& dev->dev) [L1062] hwmon->hwmon_dev = hwmon_device_register(& dev->dev) [L1063] EXPR hwmon->hwmon_dev VAL [__key={23:0}, __this_module={0:0}, dev={0:0}, dev={0:0}, hwmon={21:0}, hwmon->hwmon_dev={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={65:0}, tmp={21:0}, tmp___1=0] [L1063] CALL, EXPR IS_ERR((void const *)hwmon->hwmon_dev) 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, ptr={0:0}, s3c_hwmon_driver={65:0}] [L1246] long 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, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={65:0}] [L1248] CALL, EXPR ldv_is_err(ptr) 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, ptr={0:0}, s3c_hwmon_driver={65:0}] [L1284] return ((unsigned long )ptr > 2012UL); VAL [\result=0, __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, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={65:0}] [L1248] RET, EXPR ldv_is_err(ptr) 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, ldv_is_err(ptr)=0, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={65:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); VAL [\result=0, __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, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={65:0}, tmp=0] [L1063] RET, EXPR IS_ERR((void const *)hwmon->hwmon_dev) VAL [__key={23:0}, __this_module={0:0}, dev={0:0}, dev={0:0}, hwmon={21:0}, hwmon->hwmon_dev={0:0}, IS_ERR((void const *)hwmon->hwmon_dev)=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={65:0}, tmp={21:0}, tmp___1=0] [L1063] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1064] COND FALSE !(tmp___3 != 0L) [L1071] i = 0 VAL [__key={23:0}, __this_module={0:0}, dev={0:0}, dev={0:0}, hwmon={21:0}, i=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={65:0}, tmp={21:0}, tmp___1=0, tmp___3=0] [L1110] COND TRUE (unsigned int )i <= 7U VAL [__key={23:0}, __this_module={0:0}, dev={0:0}, dev={0:0}, hwmon={21:0}, i=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={65:0}, tmp={21:0}, tmp___1=0, tmp___3=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 [__key={23:0}, __this_module={0:0}, cfg={-9223372036854775808:0}, cfg->mult=-2147483648, dev={0:0}, dev={0:0}, hwmon={21:0}, i=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={65:0}, tmp={21:0}, tmp___1=0, tmp___3=0] [L1079] COND TRUE cfg->mult > 65535U [L1084] EXPR cfg->div VAL [__key={23:0}, __this_module={0:0}, cfg={-9223372036854775808:0}, cfg->div=-2147483648, dev={0:0}, dev={0:0}, hwmon={21:0}, i=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, LDV_IN_INTERRUPT=1, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={65:0}, tmp={21:0}, tmp___1=0, tmp___3=0] [L1084] COND FALSE !(cfg->div == 0U) [L1089] EXPR pdata->in[i] [L1089-L1090] CALL s3c_hwmon_create_attr(& dev->dev, pdata->in[i], (struct s3c_hwmon_attr *)(& hwmon->attrs) + (unsigned int )i, 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 [L986] CALL ldv_device_create_file_5(dev, (struct device_attribute const *)(& attr->dev_attr)) [L1254] int tmp ; VAL [__this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_func_arg1={0:12}, ldv_func_arg1={0:12}, ldv_func_arg2={21:168}, ldv_func_arg2={21:168}, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={65:0}] [L1256] CALL ldv_device_create_file_dev_attr_of_sensor_device_attribute(ldv_func_arg2) VAL [\old(ldv_call_dev_attr_of_sensor_device_attribute)=0, \old(ldv_count_2)=0, __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={65:0}] [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 [\old(ldv_call_dev_attr_of_sensor_device_attribute)=0, \old(ldv_count_2)=0, __this_module={0:0}, attr={21:168}, attr={21:168}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, LDV_IN_INTERRUPT=1, s3c_hwmon_driver={65:0}] [L1333] COND FALSE !(ldv_count_1 >= ldv_count_2) [L1335] CALL ldv_error() [L1272] reach_error() VAL [\old(ldv_call_dev_attr_of_sensor_device_attribute)=0, \old(ldv_count_2)=0, __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={65:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 13 procedures, 159 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.8s, OverallIterations: 2, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 255 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 255 mSDsluCounter, 1536 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1294 mSDsCounter, 49 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 50 IncrementalHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 49 mSolverCounterUnsat, 242 mSDtfsCounter, 50 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 159 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=159occurred in iteration=0, InterpolantAutomatonStates: 8, 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, 55 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 163 NumberOfCodeBlocks, 163 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 154 ConstructedInterpolants, 0 QuantifiedInterpolants, 224 SizeOfPredicates, 14 NumberOfNonLiveVariables, 372 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 36/40 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 [2021-11-16 22:42:53,129 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample