./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i --full-output --preprocessor.use.memory.slicer true --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6ae2ee47 Calling Ultimate with: /root/.sdkman/candidates/java/current/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 ../../../trunk/examples/svcomp/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 --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 --preprocessor.use.memory.slicer true --- Real Ultimate output --- This is Ultimate 0.2.3-dev-6ae2ee4-m [2023-11-22 21:35:59,597 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-22 21:35:59,660 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-22 21:35:59,664 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-22 21:35:59,665 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-22 21:35:59,688 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-22 21:35:59,688 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-22 21:35:59,688 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-22 21:35:59,689 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-22 21:35:59,692 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-22 21:35:59,692 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-22 21:35:59,692 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-22 21:35:59,693 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-22 21:35:59,694 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-22 21:35:59,694 INFO L153 SettingsManager]: * Use SBE=true [2023-11-22 21:35:59,695 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-22 21:35:59,695 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-22 21:35:59,695 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-22 21:35:59,695 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-22 21:35:59,695 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-22 21:35:59,696 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-22 21:35:59,697 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-22 21:35:59,697 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-22 21:35:59,697 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-22 21:35:59,698 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-22 21:35:59,698 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-22 21:35:59,704 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-22 21:35:59,704 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-22 21:35:59,704 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 21:35:59,705 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-22 21:35:59,705 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-22 21:35:59,705 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-22 21:35:59,706 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-22 21:35:59,706 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-22 21:35:59,706 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-22 21:35:59,706 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-22 21:35:59,706 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-22 21:35:59,707 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-22 21:35:59,707 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-22 21:35:59,707 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4083bfcd7db6f77d1df429f19c85907b2c08abb35764175570b1e2ec14e31561 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Use memory slicer -> true [2023-11-22 21:35:59,938 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-22 21:35:59,960 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-22 21:35:59,962 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-22 21:35:59,963 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-22 21:35:59,963 INFO L274 PluginConnector]: CDTParser initialized [2023-11-22 21:35:59,964 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2023-11-22 21:36:00,894 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-22 21:36:01,153 INFO L384 CDTParser]: Found 1 translation units. [2023-11-22 21:36:01,154 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2023-11-22 21:36:01,167 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/502920ca0/8923462dca5e4175916f0c883e19845b/FLAGc2e3c8982 [2023-11-22 21:36:01,177 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/502920ca0/8923462dca5e4175916f0c883e19845b [2023-11-22 21:36:01,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-22 21:36:01,180 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-22 21:36:01,181 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-22 21:36:01,181 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-22 21:36:01,187 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-22 21:36:01,187 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:36:01" (1/1) ... [2023-11-22 21:36:01,188 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32a6dc2e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:01, skipping insertion in model container [2023-11-22 21:36:01,188 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:36:01" (1/1) ... [2023-11-22 21:36:01,232 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-22 21:36:01,596 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2023-11-22 21:36:01,625 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 21:36:01,638 INFO L202 MainTranslator]: Completed pre-run [2023-11-22 21:36:01,742 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2023-11-22 21:36:01,755 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 21:36:01,781 INFO L206 MainTranslator]: Completed translation [2023-11-22 21:36:01,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:01 WrapperNode [2023-11-22 21:36:01,782 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-22 21:36:01,783 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-22 21:36:01,783 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-22 21:36:01,783 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-22 21:36:01,788 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:01" (1/1) ... [2023-11-22 21:36:01,817 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:01" (1/1) ... [2023-11-22 21:36:01,858 INFO L138 Inliner]: procedures = 75, calls = 161, calls flagged for inlining = 35, calls inlined = 30, statements flattened = 516 [2023-11-22 21:36:01,863 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-22 21:36:01,864 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-22 21:36:01,864 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-22 21:36:01,865 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-22 21:36:01,873 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:01" (1/1) ... [2023-11-22 21:36:01,874 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:01" (1/1) ... [2023-11-22 21:36:01,886 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:01" (1/1) ... [2023-11-22 21:36:01,925 INFO L189 HeapSplitter]: Split 52 memory accesses to 7 slices as follows [2, 2, 3, 20, 1, 4, 20] [2023-11-22 21:36:01,926 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:01" (1/1) ... [2023-11-22 21:36:01,926 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:01" (1/1) ... [2023-11-22 21:36:01,955 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:01" (1/1) ... [2023-11-22 21:36:01,963 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:01" (1/1) ... [2023-11-22 21:36:01,974 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:01" (1/1) ... [2023-11-22 21:36:01,976 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:01" (1/1) ... [2023-11-22 21:36:01,987 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-22 21:36:01,989 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-22 21:36:01,995 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-22 21:36:01,995 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-22 21:36:01,996 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:01" (1/1) ... [2023-11-22 21:36:02,000 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 21:36:02,011 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-22 21:36:02,028 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) [2023-11-22 21:36:02,039 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 [2023-11-22 21:36:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2023-11-22 21:36:02,100 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2023-11-22 21:36:02,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-22 21:36:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-22 21:36:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-22 21:36:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-22 21:36:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-22 21:36:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-22 21:36:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-22 21:36:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-22 21:36:02,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-22 21:36:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-22 21:36:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-22 21:36:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-22 21:36:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-22 21:36:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-22 21:36:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-22 21:36:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-22 21:36:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-22 21:36:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-22 21:36:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-22 21:36:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-22 21:36:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-22 21:36:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-22 21:36:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-22 21:36:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-22 21:36:02,105 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-22 21:36:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-22 21:36:02,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-22 21:36:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-22 21:36:02,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-22 21:36:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2023-11-22 21:36:02,106 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2023-11-22 21:36:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-22 21:36:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-22 21:36:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-22 21:36:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-22 21:36:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-22 21:36:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-22 21:36:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-22 21:36:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-22 21:36:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2023-11-22 21:36:02,107 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2023-11-22 21:36:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2023-11-22 21:36:02,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2023-11-22 21:36:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2023-11-22 21:36:02,108 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2023-11-22 21:36:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-22 21:36:02,108 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-22 21:36:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-22 21:36:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-22 21:36:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-22 21:36:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-22 21:36:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-22 21:36:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-22 21:36:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-22 21:36:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2023-11-22 21:36:02,109 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2023-11-22 21:36:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-22 21:36:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-22 21:36:02,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-22 21:36:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-22 21:36:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-22 21:36:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-22 21:36:02,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-22 21:36:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-11-22 21:36:02,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-11-22 21:36:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-22 21:36:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2023-11-22 21:36:02,111 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2023-11-22 21:36:02,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-22 21:36:02,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-22 21:36:02,112 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-22 21:36:02,112 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-22 21:36:02,290 INFO L241 CfgBuilder]: Building ICFG [2023-11-22 21:36:02,292 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-22 21:36:02,611 INFO L282 CfgBuilder]: Performing block encoding [2023-11-22 21:36:02,689 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-22 21:36:02,689 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-22 21:36:02,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:36:02 BoogieIcfgContainer [2023-11-22 21:36:02,690 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-22 21:36:02,692 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-22 21:36:02,692 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-22 21:36:02,694 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-22 21:36:02,695 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 09:36:01" (1/3) ... [2023-11-22 21:36:02,695 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c5df6c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:36:02, skipping insertion in model container [2023-11-22 21:36:02,695 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:01" (2/3) ... [2023-11-22 21:36:02,696 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c5df6c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:36:02, skipping insertion in model container [2023-11-22 21:36:02,696 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:36:02" (3/3) ... [2023-11-22 21:36:02,698 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2023-11-22 21:36:02,711 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-22 21:36:02,711 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-22 21:36:02,745 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-22 21:36:02,750 INFO L357 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=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5246f4f5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-22 21:36:02,750 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-22 21:36:02,753 INFO L276 IsEmpty]: Start isEmpty. Operand has 141 states, 91 states have (on average 1.3516483516483517) internal successors, (123), 93 states have internal predecessors, (123), 35 states have call successors, (35), 13 states have call predecessors, (35), 13 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-22 21:36:02,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-22 21:36:02,763 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 21:36:02,764 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2023-11-22 21:36:02,765 INFO L420 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] === [2023-11-22 21:36:02,770 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 21:36:02,770 INFO L85 PathProgramCache]: Analyzing trace with hash 1785765477, now seen corresponding path program 1 times [2023-11-22 21:36:02,777 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 21:36:02,778 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2049398091] [2023-11-22 21:36:02,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 21:36:02,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 21:36:03,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:36:03,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:36:03,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:36:03,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-11-22 21:36:03,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:36:03,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-22 21:36:03,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:36:03,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-22 21:36:03,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:36:03,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:36:03,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:36:03,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2023-11-22 21:36:03,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:36:03,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2023-11-22 21:36:03,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:36:03,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:36:03,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:36:03,650 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-22 21:36:03,651 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 21:36:03,651 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2049398091] [2023-11-22 21:36:03,652 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2049398091] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-22 21:36:03,652 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1254445453] [2023-11-22 21:36:03,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 21:36:03,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-22 21:36:03,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-22 21:36:03,661 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) [2023-11-22 21:36:03,663 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-22 21:36:03,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:36:03,882 INFO L262 TraceCheckSpWp]: Trace formula consists of 627 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-22 21:36:03,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-22 21:36:03,933 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-22 21:36:03,933 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-22 21:36:03,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1254445453] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 21:36:03,934 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-22 21:36:03,934 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2023-11-22 21:36:03,935 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1377015295] [2023-11-22 21:36:03,936 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 21:36:03,939 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-22 21:36:03,939 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 21:36:03,957 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-22 21:36:03,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-22 21:36:03,961 INFO L87 Difference]: Start difference. First operand has 141 states, 91 states have (on average 1.3516483516483517) internal successors, (123), 93 states have internal predecessors, (123), 35 states have call successors, (35), 13 states have call predecessors, (35), 13 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-11-22 21:36:04,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 21:36:04,045 INFO L93 Difference]: Finished difference Result 278 states and 387 transitions. [2023-11-22 21:36:04,046 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-22 21:36:04,048 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 62 [2023-11-22 21:36:04,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 21:36:04,054 INFO L225 Difference]: With dead ends: 278 [2023-11-22 21:36:04,055 INFO L226 Difference]: Without dead ends: 137 [2023-11-22 21:36:04,057 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2023-11-22 21:36:04,060 INFO L413 NwaCegarLoop]: 158 mSDtfsCounter, 3 mSDsluCounter, 155 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 313 SdHoareTripleChecker+Invalid, 60 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-22 21:36:04,060 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 313 Invalid, 60 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-22 21:36:04,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2023-11-22 21:36:04,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 137. [2023-11-22 21:36:04,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 137 states, 89 states have (on average 1.2808988764044944) internal successors, (114), 90 states have internal predecessors, (114), 34 states have call successors, (34), 13 states have call predecessors, (34), 13 states have return successors, (34), 34 states have call predecessors, (34), 34 states have call successors, (34) [2023-11-22 21:36:04,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 137 states and 182 transitions. [2023-11-22 21:36:04,094 INFO L78 Accepts]: Start accepts. Automaton has 137 states and 182 transitions. Word has length 62 [2023-11-22 21:36:04,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 21:36:04,095 INFO L495 AbstractCegarLoop]: Abstraction has 137 states and 182 transitions. [2023-11-22 21:36:04,095 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2023-11-22 21:36:04,095 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 182 transitions. [2023-11-22 21:36:04,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-22 21:36:04,097 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 21:36:04,097 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2023-11-22 21:36:04,112 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-22 21:36:04,309 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-22 21:36:04,310 INFO L420 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] === [2023-11-22 21:36:04,310 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 21:36:04,311 INFO L85 PathProgramCache]: Analyzing trace with hash 678343841, now seen corresponding path program 1 times [2023-11-22 21:36:04,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 21:36:04,311 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [377768178] [2023-11-22 21:36:04,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 21:36:04,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 21:36:04,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:36:04,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:36:04,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:36:04,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2023-11-22 21:36:04,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:36:04,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-22 21:36:04,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:36:04,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-22 21:36:04,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:36:04,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:36:04,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:36:04,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-22 21:36:04,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:36:04,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-22 21:36:04,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:36:04,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-22 21:36:04,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:36:04,641 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-22 21:36:04,642 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-22 21:36:04,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [377768178] [2023-11-22 21:36:04,642 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [377768178] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-22 21:36:04,642 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [301171032] [2023-11-22 21:36:04,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 21:36:04,643 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-22 21:36:04,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-22 21:36:04,644 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-22 21:36:04,684 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-22 21:36:04,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:36:04,836 INFO L262 TraceCheckSpWp]: Trace formula consists of 629 conjuncts, 29 conjunts are in the unsatisfiable core [2023-11-22 21:36:04,839 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-22 21:36:04,864 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-22 21:36:04,864 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-22 21:36:04,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [301171032] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 21:36:04,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-22 21:36:04,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 6 [2023-11-22 21:36:04,865 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [50528848] [2023-11-22 21:36:04,865 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 21:36:04,865 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-22 21:36:04,866 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-22 21:36:04,866 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-22 21:36:04,866 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-22 21:36:04,866 INFO L87 Difference]: Start difference. First operand 137 states and 182 transitions. Second operand has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 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) [2023-11-22 21:36:04,940 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 21:36:04,940 INFO L93 Difference]: Finished difference Result 277 states and 371 transitions. [2023-11-22 21:36:04,941 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-22 21:36:04,941 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 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 63 [2023-11-22 21:36:04,941 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 21:36:04,943 INFO L225 Difference]: With dead ends: 277 [2023-11-22 21:36:04,943 INFO L226 Difference]: Without dead ends: 144 [2023-11-22 21:36:04,944 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-22 21:36:04,945 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 2 mSDsluCounter, 458 mSDsCounter, 0 mSdLazyCounter, 123 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 614 SdHoareTripleChecker+Invalid, 123 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 123 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-22 21:36:04,945 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 614 Invalid, 123 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-22 21:36:04,946 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2023-11-22 21:36:04,960 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 141. [2023-11-22 21:36:04,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 92 states have (on average 1.2717391304347827) internal successors, (117), 93 states have internal predecessors, (117), 34 states have call successors, (34), 13 states have call predecessors, (34), 14 states have return successors, (38), 35 states have call predecessors, (38), 34 states have call successors, (38) [2023-11-22 21:36:04,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 189 transitions. [2023-11-22 21:36:04,963 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 189 transitions. Word has length 63 [2023-11-22 21:36:04,963 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 21:36:04,964 INFO L495 AbstractCegarLoop]: Abstraction has 141 states and 189 transitions. [2023-11-22 21:36:04,965 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.0) internal successors, (40), 4 states have internal predecessors, (40), 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) [2023-11-22 21:36:04,965 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 189 transitions. [2023-11-22 21:36:04,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-22 21:36:04,971 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 21:36:04,971 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2023-11-22 21:36:04,982 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-22 21:36:05,182 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-22 21:36:05,183 INFO L420 AbstractCegarLoop]: === Iteration 3 === 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] === [2023-11-22 21:36:05,183 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 21:36:05,183 INFO L85 PathProgramCache]: Analyzing trace with hash 326745585, now seen corresponding path program 1 times [2023-11-22 21:36:05,184 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-22 21:36:05,184 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929191800] [2023-11-22 21:36:05,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 21:36:05,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-22 21:36:05,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-22 21:36:05,254 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-22 21:36:05,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-22 21:36:05,347 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-22 21:36:05,347 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-22 21:36:05,348 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-22 21:36:05,350 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-22 21:36:05,352 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-22 21:36:05,354 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-22 21:36:05,400 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch111 could not be translated [2023-11-22 21:36:05,402 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~nondet29 could not be translated [2023-11-22 21:36:05,402 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret26 could not be translated [2023-11-22 21:36:05,407 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret27 [2023-11-22 21:36:05,409 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret128 [2023-11-22 21:36:05,413 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret116 could not be translated [2023-11-22 21:36:05,413 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret82 could not be translated [2023-11-22 21:36:05,413 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem81 [2023-11-22 21:36:05,414 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret124 [2023-11-22 21:36:05,415 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret116 could not be translated [2023-11-22 21:36:05,416 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem88 [2023-11-22 21:36:05,416 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret89 could not be translated [2023-11-22 21:36:05,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 09:36:05 BoogieIcfgContainer [2023-11-22 21:36:05,435 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-22 21:36:05,435 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-22 21:36:05,436 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-22 21:36:05,436 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-22 21:36:05,438 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:36:02" (3/4) ... [2023-11-22 21:36:05,440 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-22 21:36:05,441 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-22 21:36:05,452 INFO L158 Benchmark]: Toolchain (without parser) took 4261.54ms. Allocated memory was 161.5MB in the beginning and 272.6MB in the end (delta: 111.1MB). Free memory was 132.1MB in the beginning and 215.0MB in the end (delta: -82.9MB). Peak memory consumption was 28.1MB. Max. memory is 16.1GB. [2023-11-22 21:36:05,455 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 161.5MB. Free memory is still 131.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-22 21:36:05,455 INFO L158 Benchmark]: CACSL2BoogieTranslator took 601.49ms. Allocated memory is still 161.5MB. Free memory was 132.1MB in the beginning and 102.6MB in the end (delta: 29.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-22 21:36:05,455 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.69ms. Allocated memory is still 161.5MB. Free memory was 102.6MB in the beginning and 97.6MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-22 21:36:05,456 INFO L158 Benchmark]: Boogie Preprocessor took 124.17ms. Allocated memory is still 161.5MB. Free memory was 97.6MB in the beginning and 89.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-22 21:36:05,456 INFO L158 Benchmark]: RCFGBuilder took 701.47ms. Allocated memory is still 161.5MB. Free memory was 89.2MB in the beginning and 75.0MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-22 21:36:05,458 INFO L158 Benchmark]: TraceAbstraction took 2743.23ms. Allocated memory was 161.5MB in the beginning and 272.6MB in the end (delta: 111.1MB). Free memory was 74.0MB in the beginning and 215.0MB in the end (delta: -141.0MB). Peak memory consumption was 72.8MB. Max. memory is 16.1GB. [2023-11-22 21:36:05,461 INFO L158 Benchmark]: Witness Printer took 5.40ms. Allocated memory is still 272.6MB. Free memory is still 215.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-22 21:36:05,462 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 161.5MB. Free memory is still 131.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 601.49ms. Allocated memory is still 161.5MB. Free memory was 132.1MB in the beginning and 102.6MB in the end (delta: 29.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.69ms. Allocated memory is still 161.5MB. Free memory was 102.6MB in the beginning and 97.6MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 124.17ms. Allocated memory is still 161.5MB. Free memory was 97.6MB in the beginning and 89.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 701.47ms. Allocated memory is still 161.5MB. Free memory was 89.2MB in the beginning and 75.0MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2743.23ms. Allocated memory was 161.5MB in the beginning and 272.6MB in the end (delta: 111.1MB). Free memory was 74.0MB in the beginning and 215.0MB in the end (delta: -141.0MB). Peak memory consumption was 72.8MB. Max. memory is 16.1GB. * Witness Printer took 5.40ms. Allocated memory is still 272.6MB. Free memory is still 215.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch111 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~nondet29 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret26 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret27 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret128 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret116 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret82 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem81 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret124 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret116 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem88 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret89 could not be translated - 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 a call to reach_error is unreachable Unable to prove that a 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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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; [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 [LDV_IN_INTERRUPT=1, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_s_s3c_hwmon_driver_platform_driver=0, s3c_hwmon_driver={16:0}] [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); [L1188] RET, EXPR s3c_hwmon_init() [L1188] tmp = s3c_hwmon_init() [L1189] COND FALSE !(tmp != 0) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_s_s3c_hwmon_driver_platform_driver=0, s3c_hwmon_driver={16:0}, tmp=0] [L1223] tmp___1 = __VERIFIER_nondet_int() [L1224] COND TRUE tmp___1 != 0 || ldv_s_s3c_hwmon_driver_platform_driver != 0 [L1195] tmp___0 = __VERIFIER_nondet_int() [L1197] case 0: VAL [LDV_IN_INTERRUPT=1, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_s_s3c_hwmon_driver_platform_driver=0, s3c_hwmon_driver={16:0}, tmp=0, tmp___0=0, tmp___1=1] [L1197] case 0: VAL [LDV_IN_INTERRUPT=1, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L1197] case 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 [LDV_IN_INTERRUPT=1, __key={17:0}, __this_module={4294967302:4294967306}, dev={4294967301:-12}, dev={4294967301:-12}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={18:-17}, ret=0, s3c_hwmon_driver={16:0}] [L1034] COND FALSE !((unsigned long )pdata == (unsigned long )((struct s3c_hwmon_pdata *)0)) [L1039] CALL, EXPR kzalloc(800U, 208U) [L863] void *tmp ; VAL [LDV_IN_INTERRUPT=1, \old(flags)=208, \old(size)=800, __this_module={4294967302:4294967306}, flags=208, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}, size=800] [L865] EXPR flags | 32768U VAL [LDV_IN_INTERRUPT=1, \old(flags)=208, \old(size)=800, __this_module={4294967302:4294967306}, flags=208, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}, size=800] [L865] CALL, EXPR kmalloc(size, flags | 32768U) [L854] void *tmp___2 ; [L856] CALL, EXPR __kmalloc(size, flags) [L849] CALL, EXPR ldv_malloc(size) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L839] COND TRUE __VERIFIER_nondet_int() [L840] void *res = malloc(size); [L841] CALL, EXPR ldv_is_err(res) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={-18446744073709551615:0}, s3c_hwmon_driver={16:0}] [L1284] return ((unsigned long )ptr > 2012UL); [L841] RET, EXPR ldv_is_err(res) VAL [LDV_IN_INTERRUPT=1, \old(size)=800, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, res={-18446744073709551615:0}, s3c_hwmon_driver={16:0}, size=800] [L841] CALL assume_abort_if_not(!ldv_is_err(res)) [L833] COND FALSE !(!cond) VAL [LDV_IN_INTERRUPT=1, \old(cond)=1, __this_module={4294967302:4294967306}, cond=1, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L841] RET assume_abort_if_not(!ldv_is_err(res)) [L842] return res; VAL [LDV_IN_INTERRUPT=1, \old(size)=800, \result={-18446744073709551615:0}, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, res={-18446744073709551615:0}, s3c_hwmon_driver={16:0}, size=800] [L849] RET, EXPR ldv_malloc(size) VAL [LDV_IN_INTERRUPT=1, \old(size)=800, \old(t)=32768, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}, size=800, t=32768] [L849] return ldv_malloc(size); [L856] RET, EXPR __kmalloc(size, flags) [L856] tmp___2 = __kmalloc(size, flags) [L857] return (tmp___2); [L865] RET, EXPR kmalloc(size, flags | 32768U) [L865] tmp = kmalloc(size, flags | 32768U) [L866] return (tmp); [L1039] RET, EXPR kzalloc(800U, 208U) [L1039] tmp = kzalloc(800U, 208U) [L1040] hwmon = (struct s3c_hwmon *)tmp VAL [LDV_IN_INTERRUPT=1, __key={17:0}, __this_module={4294967302:4294967306}, dev={4294967301:-12}, dev={4294967301:-12}, hwmon={-18446744073709551615:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={18:-17}, ret=0, s3c_hwmon_driver={16:0}, 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 [LDV_IN_INTERRUPT=1, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L839] COND FALSE !(__VERIFIER_nondet_int()) [L844] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(size)=0, \result={0:0}, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}, size=0] [L1409] RET, EXPR ldv_malloc(0UL) VAL [LDV_IN_INTERRUPT=1, \old(arg3)=0, __this_module={4294967302:4294967306}, arg0={4294967301:-12}, arg0={4294967301:-12}, 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, s3c_hwmon_driver={16:0}] [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 [LDV_IN_INTERRUPT=1, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L1049] CALL, EXPR IS_ERR((void const *)hwmon->client) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1246] long tmp ; VAL [LDV_IN_INTERRUPT=1, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1248] CALL, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1284] return ((unsigned long )ptr > 2012UL); [L1248] RET, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); [L1049] RET, EXPR IS_ERR((void const *)hwmon->client) VAL [LDV_IN_INTERRUPT=1, __key={17:0}, __this_module={4294967302:4294967306}, dev={4294967301:-12}, dev={4294967301:-12}, hwmon={-18446744073709551615:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={18:-17}, ret=0, s3c_hwmon_driver={16:0}, 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); [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 [LDV_IN_INTERRUPT=1, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L839] COND FALSE !(__VERIFIER_nondet_int()) [L844] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \old(size)=1003, \result={0:0}, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}, size=1003] [L1373] RET, EXPR ldv_malloc(sizeof(struct device)) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967302:4294967306}, arg0={4294967301:0}, arg0={4294967301:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [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 [LDV_IN_INTERRUPT=1, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L1063] CALL, EXPR IS_ERR((void const *)hwmon->hwmon_dev) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1246] long tmp ; VAL [LDV_IN_INTERRUPT=1, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1248] CALL, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1284] return ((unsigned long )ptr > 2012UL); [L1248] RET, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); [L1063] RET, EXPR IS_ERR((void const *)hwmon->hwmon_dev) VAL [LDV_IN_INTERRUPT=1, __key={17:0}, __this_module={4294967302:4294967306}, dev={4294967301:-12}, dev={4294967301:-12}, hwmon={-18446744073709551615:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={18:-17}, ret=0, s3c_hwmon_driver={16:0}, 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 [LDV_IN_INTERRUPT=1, __key={17:0}, __this_module={4294967302:4294967306}, dev={4294967301:-12}, dev={4294967301:-12}, hwmon={-18446744073709551615:0}, i=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={18:-17}, ret=0, s3c_hwmon_driver={16:0}, tmp={-18446744073709551615:0}, tmp___1=0, tmp___3=0] [L1110] COND TRUE (unsigned int )i <= 7U [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 [LDV_IN_INTERRUPT=1, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L1079] COND FALSE !(cfg->mult > 65535U) [L1084] EXPR cfg->div VAL [LDV_IN_INTERRUPT=1, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [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 [LDV_IN_INTERRUPT=1, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_func_arg1={4294967301:0}, ldv_func_arg1={4294967301:0}, ldv_func_arg2={-18446744073709551615:168}, ldv_func_arg2={-18446744073709551615:168}, s3c_hwmon_driver={16:0}] [L1256] CALL ldv_device_create_file_dev_attr_of_sensor_device_attribute(ldv_func_arg2) VAL [LDV_IN_INTERRUPT=1, \old(ldv_call_dev_attr_of_sensor_device_attribute)=0, \old(ldv_count_2)=0, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [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 [LDV_IN_INTERRUPT=1, \old(ldv_call_dev_attr_of_sensor_device_attribute)=0, \old(ldv_count_2)=0, __this_module={4294967302:4294967306}, attr={-18446744073709551615:168}, attr={-18446744073709551615:168}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, s3c_hwmon_driver={16:0}] [L1333] COND FALSE !(ldv_count_1 >= ldv_count_2) [L1335] CALL ldv_error() [L1272] reach_error() VAL [LDV_IN_INTERRUPT=1, \old(ldv_call_dev_attr_of_sensor_device_attribute)=0, \old(ldv_count_2)=0, __this_module={4294967302:4294967306}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, s3c_hwmon_driver={16:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 141 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.6s, OverallIterations: 3, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 927 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 613 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 183 IncrementalHoareTripleChecker+Invalid, 183 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 314 mSDtfsCounter, 183 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 167 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=141occurred 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, 2 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 319 NumberOfCodeBlocks, 319 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 246 ConstructedInterpolants, 0 QuantifiedInterpolants, 356 SizeOfPredicates, 9 NumberOfNonLiveVariables, 1256 ConjunctsInSsa, 34 ConjunctsInUnsatCore, 4 InterpolantComputations, 2 PerfectInterpolantSequences, 64/72 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 [2023-11-22 21:36:05,494 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /root/.sdkman/candidates/java/current/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 ../../../trunk/examples/svcomp/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 --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 --preprocessor.use.memory.slicer true --- Real Ultimate output --- This is Ultimate 0.2.3-dev-6ae2ee4-m [2023-11-22 21:36:07,470 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-22 21:36:07,542 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-11-22 21:36:07,546 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-22 21:36:07,547 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-22 21:36:07,571 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-22 21:36:07,571 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-22 21:36:07,572 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-22 21:36:07,572 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-22 21:36:07,575 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-22 21:36:07,576 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-22 21:36:07,576 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-22 21:36:07,576 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-22 21:36:07,577 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-22 21:36:07,577 INFO L153 SettingsManager]: * Use SBE=true [2023-11-22 21:36:07,578 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-22 21:36:07,578 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-22 21:36:07,578 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-22 21:36:07,578 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-22 21:36:07,578 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-22 21:36:07,579 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-22 21:36:07,579 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-22 21:36:07,579 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-22 21:36:07,580 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-22 21:36:07,580 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-22 21:36:07,580 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-22 21:36:07,581 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-22 21:36:07,581 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-22 21:36:07,581 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-22 21:36:07,581 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-22 21:36:07,582 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 21:36:07,582 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-22 21:36:07,582 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-22 21:36:07,583 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-22 21:36:07,583 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-22 21:36:07,583 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-22 21:36:07,583 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-22 21:36:07,584 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-22 21:36:07,584 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-22 21:36:07,584 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-22 21:36:07,584 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-22 21:36:07,588 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-22 21:36:07,588 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4083bfcd7db6f77d1df429f19c85907b2c08abb35764175570b1e2ec14e31561 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Use memory slicer -> true [2023-11-22 21:36:07,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-22 21:36:07,820 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-22 21:36:07,822 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-22 21:36:07,823 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-22 21:36:07,823 INFO L274 PluginConnector]: CDTParser initialized [2023-11-22 21:36:07,824 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2023-11-22 21:36:08,821 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-22 21:36:09,031 INFO L384 CDTParser]: Found 1 translation units. [2023-11-22 21:36:09,036 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2023-11-22 21:36:09,052 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae4be2bb9/592ac6f39a984dc789246abf7fdc5f73/FLAG8e0daa72d [2023-11-22 21:36:09,063 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ae4be2bb9/592ac6f39a984dc789246abf7fdc5f73 [2023-11-22 21:36:09,065 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-22 21:36:09,066 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-22 21:36:09,066 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-22 21:36:09,067 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-22 21:36:09,070 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-22 21:36:09,071 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:36:09" (1/1) ... [2023-11-22 21:36:09,072 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51f9ad2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:09, skipping insertion in model container [2023-11-22 21:36:09,072 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:36:09" (1/1) ... [2023-11-22 21:36:09,113 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-22 21:36:09,446 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2023-11-22 21:36:09,471 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 21:36:09,483 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-22 21:36:09,492 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-22 21:36:09,550 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2023-11-22 21:36:09,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 21:36:09,557 INFO L202 MainTranslator]: Completed pre-run [2023-11-22 21:36:09,627 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i[36117,36130] [2023-11-22 21:36:09,638 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-22 21:36:09,663 INFO L206 MainTranslator]: Completed translation [2023-11-22 21:36:09,664 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:09 WrapperNode [2023-11-22 21:36:09,664 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-22 21:36:09,665 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-22 21:36:09,666 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-22 21:36:09,666 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-22 21:36:09,671 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:09" (1/1) ... [2023-11-22 21:36:09,698 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:09" (1/1) ... [2023-11-22 21:36:09,744 INFO L138 Inliner]: procedures = 77, calls = 161, calls flagged for inlining = 35, calls inlined = 30, statements flattened = 478 [2023-11-22 21:36:09,748 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-22 21:36:09,750 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-22 21:36:09,750 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-22 21:36:09,750 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-22 21:36:09,758 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:09" (1/1) ... [2023-11-22 21:36:09,758 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:09" (1/1) ... [2023-11-22 21:36:09,775 INFO L184 PluginConnector]: Executing the observer HeapSplitter from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:09" (1/1) ... [2023-11-22 21:36:09,818 INFO L189 HeapSplitter]: Split 52 memory accesses to 7 slices as follows [2, 1, 4, 3, 20, 2, 20] [2023-11-22 21:36:09,819 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:09" (1/1) ... [2023-11-22 21:36:09,819 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:09" (1/1) ... [2023-11-22 21:36:09,839 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:09" (1/1) ... [2023-11-22 21:36:09,859 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:09" (1/1) ... [2023-11-22 21:36:09,862 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:09" (1/1) ... [2023-11-22 21:36:09,870 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:09" (1/1) ... [2023-11-22 21:36:09,876 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-22 21:36:09,882 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-22 21:36:09,883 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-22 21:36:09,883 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-22 21:36:09,884 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:09" (1/1) ... [2023-11-22 21:36:09,888 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-22 21:36:09,896 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-22 21:36:09,911 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) [2023-11-22 21:36:09,931 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 [2023-11-22 21:36:09,988 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2023-11-22 21:36:09,989 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2023-11-22 21:36:09,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-22 21:36:09,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-22 21:36:09,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-22 21:36:09,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-22 21:36:09,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-22 21:36:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-22 21:36:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-22 21:36:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-22 21:36:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-22 21:36:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2023-11-22 21:36:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2023-11-22 21:36:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2023-11-22 21:36:09,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2023-11-22 21:36:09,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2023-11-22 21:36:09,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2023-11-22 21:36:09,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2023-11-22 21:36:09,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-22 21:36:09,992 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-22 21:36:09,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-22 21:36:09,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-22 21:36:09,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-22 21:36:09,993 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-22 21:36:09,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-22 21:36:09,994 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2023-11-22 21:36:09,994 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2023-11-22 21:36:09,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-22 21:36:09,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-22 21:36:09,995 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-22 21:36:09,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-22 21:36:09,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2023-11-22 21:36:09,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2023-11-22 21:36:09,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2023-11-22 21:36:09,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2023-11-22 21:36:09,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2023-11-22 21:36:09,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2023-11-22 21:36:09,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2023-11-22 21:36:09,996 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2023-11-22 21:36:09,996 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2023-11-22 21:36:09,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-22 21:36:09,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2023-11-22 21:36:09,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2023-11-22 21:36:09,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2023-11-22 21:36:09,996 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2023-11-22 21:36:09,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2023-11-22 21:36:09,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2023-11-22 21:36:09,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2023-11-22 21:36:09,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-22 21:36:09,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-22 21:36:09,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-22 21:36:09,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-22 21:36:09,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-22 21:36:09,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-22 21:36:09,998 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-22 21:36:09,998 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2023-11-22 21:36:09,998 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2023-11-22 21:36:09,999 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2023-11-22 21:36:09,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2023-11-22 21:36:09,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-22 21:36:09,999 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-22 21:36:10,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2023-11-22 21:36:10,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2023-11-22 21:36:10,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2023-11-22 21:36:10,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2023-11-22 21:36:10,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2023-11-22 21:36:10,001 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2023-11-22 21:36:10,001 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2023-11-22 21:36:10,001 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-22 21:36:10,001 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-22 21:36:10,002 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2023-11-22 21:36:10,002 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2023-11-22 21:36:10,002 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2023-11-22 21:36:10,002 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2023-11-22 21:36:10,002 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-22 21:36:10,002 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2023-11-22 21:36:10,002 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2023-11-22 21:36:10,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-22 21:36:10,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-22 21:36:10,003 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-22 21:36:10,003 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-22 21:36:10,208 INFO L241 CfgBuilder]: Building ICFG [2023-11-22 21:36:10,210 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-22 21:36:13,053 INFO L282 CfgBuilder]: Performing block encoding [2023-11-22 21:36:13,117 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-22 21:36:13,117 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-22 21:36:13,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:36:13 BoogieIcfgContainer [2023-11-22 21:36:13,118 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-22 21:36:13,119 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-22 21:36:13,119 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-22 21:36:13,122 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-22 21:36:13,122 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 09:36:09" (1/3) ... [2023-11-22 21:36:13,122 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22236911 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:36:13, skipping insertion in model container [2023-11-22 21:36:13,123 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:36:09" (2/3) ... [2023-11-22 21:36:13,124 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22236911 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:36:13, skipping insertion in model container [2023-11-22 21:36:13,124 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:36:13" (3/3) ... [2023-11-22 21:36:13,125 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a-1.i [2023-11-22 21:36:13,139 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-22 21:36:13,140 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-22 21:36:13,185 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-22 21:36:13,190 INFO L357 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=LoopHeads, 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@50eba0a1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-22 21:36:13,191 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-22 21:36:13,194 INFO L276 IsEmpty]: Start isEmpty. Operand has 138 states, 88 states have (on average 1.3409090909090908) internal successors, (118), 90 states have internal predecessors, (118), 35 states have call successors, (35), 13 states have call predecessors, (35), 13 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2023-11-22 21:36:13,209 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-22 21:36:13,209 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 21:36:13,210 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2023-11-22 21:36:13,211 INFO L420 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] === [2023-11-22 21:36:13,216 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 21:36:13,216 INFO L85 PathProgramCache]: Analyzing trace with hash -9050642, now seen corresponding path program 1 times [2023-11-22 21:36:13,228 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-22 21:36:13,229 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1791083752] [2023-11-22 21:36:13,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 21:36:13,229 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-22 21:36:13,230 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-11-22 21:36:13,231 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-22 21:36:13,242 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-22 21:36:13,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-22 21:36:13,553 INFO L262 TraceCheckSpWp]: Trace formula consists of 356 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-22 21:36:13,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-22 21:36:13,671 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-22 21:36:13,671 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-22 21:36:13,672 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-22 21:36:13,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1791083752] [2023-11-22 21:36:13,673 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1791083752] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-22 21:36:13,673 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-22 21:36:13,673 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-22 21:36:13,675 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129425490] [2023-11-22 21:36:13,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-22 21:36:13,679 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-22 21:36:13,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-22 21:36:13,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-22 21:36:13,703 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-22 21:36:13,706 INFO L87 Difference]: Start difference. First operand has 138 states, 88 states have (on average 1.3409090909090908) internal successors, (118), 90 states have internal predecessors, (118), 35 states have call successors, (35), 13 states have call predecessors, (35), 13 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) Second operand has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 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) [2023-11-22 21:36:13,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-22 21:36:13,982 INFO L93 Difference]: Finished difference Result 279 states and 389 transitions. [2023-11-22 21:36:13,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-22 21:36:13,987 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 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 60 [2023-11-22 21:36:13,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-22 21:36:13,994 INFO L225 Difference]: With dead ends: 279 [2023-11-22 21:36:13,994 INFO L226 Difference]: Without dead ends: 141 [2023-11-22 21:36:13,997 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-22 21:36:13,999 INFO L413 NwaCegarLoop]: 156 mSDtfsCounter, 2 mSDsluCounter, 460 mSDsCounter, 0 mSdLazyCounter, 131 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 616 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 131 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-22 21:36:13,999 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 616 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 131 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-22 21:36:14,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2023-11-22 21:36:14,093 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 138. [2023-11-22 21:36:14,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 89 states have (on average 1.2808988764044944) internal successors, (114), 90 states have internal predecessors, (114), 34 states have call successors, (34), 13 states have call predecessors, (34), 14 states have return successors, (38), 35 states have call predecessors, (38), 34 states have call successors, (38) [2023-11-22 21:36:14,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 186 transitions. [2023-11-22 21:36:14,097 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 186 transitions. Word has length 60 [2023-11-22 21:36:14,097 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-22 21:36:14,097 INFO L495 AbstractCegarLoop]: Abstraction has 138 states and 186 transitions. [2023-11-22 21:36:14,098 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.4) internal successors, (37), 4 states have internal predecessors, (37), 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) [2023-11-22 21:36:14,098 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 186 transitions. [2023-11-22 21:36:14,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-11-22 21:36:14,100 INFO L187 NwaCegarLoop]: Found error trace [2023-11-22 21:36:14,100 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 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] [2023-11-22 21:36:14,108 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2023-11-22 21:36:14,303 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-22 21:36:14,303 INFO L420 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] === [2023-11-22 21:36:14,304 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-22 21:36:14,304 INFO L85 PathProgramCache]: Analyzing trace with hash 1540755338, now seen corresponding path program 1 times [2023-11-22 21:36:14,304 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-22 21:36:14,305 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1526330079] [2023-11-22 21:36:14,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-22 21:36:14,305 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-22 21:36:14,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-11-22 21:36:14,306 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-22 21:36:14,351 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-22 21:36:15,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-22 21:36:15,188 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-22 21:36:15,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-22 21:36:16,032 INFO L130 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2023-11-22 21:36:16,032 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-22 21:36:16,033 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-22 21:36:16,047 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-22 21:36:16,235 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-22 21:36:16,238 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1] [2023-11-22 21:36:16,240 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-22 21:36:16,286 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~switch110 could not be translated [2023-11-22 21:36:16,287 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret26 could not be translated [2023-11-22 21:36:16,288 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret27 [2023-11-22 21:36:16,292 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret127 [2023-11-22 21:36:16,292 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret115 could not be translated [2023-11-22 21:36:16,293 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem80 [2023-11-22 21:36:16,293 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret81 could not be translated [2023-11-22 21:36:16,293 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret123 [2023-11-22 21:36:16,294 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret115 could not be translated [2023-11-22 21:36:16,294 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret88 could not be translated [2023-11-22 21:36:16,295 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem87 [2023-11-22 21:36:16,309 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 09:36:16 BoogieIcfgContainer [2023-11-22 21:36:16,309 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-22 21:36:16,310 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-22 21:36:16,310 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-22 21:36:16,310 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-22 21:36:16,310 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:36:13" (3/4) ... [2023-11-22 21:36:16,312 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-22 21:36:16,313 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-22 21:36:16,314 INFO L158 Benchmark]: Toolchain (without parser) took 7248.02ms. Allocated memory was 60.8MB in the beginning and 113.2MB in the end (delta: 52.4MB). Free memory was 30.8MB in the beginning and 71.1MB in the end (delta: -40.2MB). Peak memory consumption was 11.7MB. Max. memory is 16.1GB. [2023-11-22 21:36:16,314 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 60.8MB. Free memory was 37.9MB in the beginning and 37.9MB in the end (delta: 45.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-22 21:36:16,314 INFO L158 Benchmark]: CACSL2BoogieTranslator took 597.98ms. Allocated memory was 60.8MB in the beginning and 79.7MB in the end (delta: 18.9MB). Free memory was 30.7MB in the beginning and 47.5MB in the end (delta: -16.8MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2023-11-22 21:36:16,315 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.90ms. Allocated memory is still 79.7MB. Free memory was 47.5MB in the beginning and 43.4MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-22 21:36:16,315 INFO L158 Benchmark]: Boogie Preprocessor took 131.79ms. Allocated memory is still 79.7MB. Free memory was 43.4MB in the beginning and 33.7MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-22 21:36:16,316 INFO L158 Benchmark]: RCFGBuilder took 3235.84ms. Allocated memory was 79.7MB in the beginning and 113.2MB in the end (delta: 33.6MB). Free memory was 33.7MB in the beginning and 67.5MB in the end (delta: -33.8MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2023-11-22 21:36:16,316 INFO L158 Benchmark]: TraceAbstraction took 3190.17ms. Allocated memory is still 113.2MB. Free memory was 66.3MB in the beginning and 71.1MB in the end (delta: -4.8MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2023-11-22 21:36:16,316 INFO L158 Benchmark]: Witness Printer took 3.58ms. Allocated memory is still 113.2MB. Free memory is still 71.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-22 21:36:16,318 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 60.8MB. Free memory was 37.9MB in the beginning and 37.9MB in the end (delta: 45.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 597.98ms. Allocated memory was 60.8MB in the beginning and 79.7MB in the end (delta: 18.9MB). Free memory was 30.7MB in the beginning and 47.5MB in the end (delta: -16.8MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.90ms. Allocated memory is still 79.7MB. Free memory was 47.5MB in the beginning and 43.4MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 131.79ms. Allocated memory is still 79.7MB. Free memory was 43.4MB in the beginning and 33.7MB in the end (delta: 9.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 3235.84ms. Allocated memory was 79.7MB in the beginning and 113.2MB in the end (delta: 33.6MB). Free memory was 33.7MB in the beginning and 67.5MB in the end (delta: -33.8MB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * TraceAbstraction took 3190.17ms. Allocated memory is still 113.2MB. Free memory was 66.3MB in the beginning and 71.1MB in the end (delta: -4.8MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. * Witness Printer took 3.58ms. Allocated memory is still 113.2MB. Free memory is still 71.1MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~switch110 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret26 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret27 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret127 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret115 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem80 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret81 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret123 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret115 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret88 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem87 - 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 a call to reach_error is unreachable Unable to prove that a 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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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}; [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; [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 [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_s_s3c_hwmon_driver_platform_driver=0, s3c_hwmon_driver={16:0}] [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); [L1188] RET, EXPR s3c_hwmon_init() [L1188] tmp = s3c_hwmon_init() [L1189] COND FALSE !(tmp != 0) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_s_s3c_hwmon_driver_platform_driver=0, s3c_hwmon_driver={16:0}, tmp=0] [L1223] tmp___1 = __VERIFIER_nondet_int() [L1224] COND TRUE tmp___1 != 0 || ldv_s_s3c_hwmon_driver_platform_driver != 0 [L1195] tmp___0 = __VERIFIER_nondet_int() [L1197] case 0: VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ldv_s_s3c_hwmon_driver_platform_driver=0, s3c_hwmon_driver={16:0}, tmp=0, tmp___0=0, tmp___1=2] [L1197] case 0: VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L1197] case 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 [LDV_IN_INTERRUPT=1, __key={62:0}, __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, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={16:0}] [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 [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L839] COND TRUE __VERIFIER_nondet_int() [L840] void *res = malloc(size); [L841] CALL, EXPR ldv_is_err(res) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={31:0}, s3c_hwmon_driver={16:0}] [L1284] return ((unsigned long )ptr > 2012UL); [L841] RET, EXPR ldv_is_err(res) VAL [LDV_IN_INTERRUPT=1, \old(size)=800, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, res={31:0}, s3c_hwmon_driver={16:0}, size=800] [L841] CALL assume_abort_if_not(!ldv_is_err(res)) [L833] COND FALSE !(!cond) VAL [LDV_IN_INTERRUPT=1, \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, s3c_hwmon_driver={16:0}] [L841] RET assume_abort_if_not(!ldv_is_err(res)) [L842] return res; VAL [LDV_IN_INTERRUPT=1, \old(size)=800, \result={31:0}, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, res={31:0}, s3c_hwmon_driver={16:0}, size=800] [L849] RET, EXPR ldv_malloc(size) VAL [LDV_IN_INTERRUPT=1, \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, s3c_hwmon_driver={16:0}, 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); [L865] RET, EXPR kmalloc(size, flags | 32768U) [L865] tmp = kmalloc(size, flags | 32768U) [L866] return (tmp); [L1039] RET, EXPR kzalloc(800U, 208U) [L1039] tmp = kzalloc(800U, 208U) [L1040] hwmon = (struct s3c_hwmon *)tmp VAL [LDV_IN_INTERRUPT=1, __key={62:0}, __this_module={0:0}, dev={0:0}, dev={0:0}, hwmon={31:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={16:0}, tmp={31:0}] [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 [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L839] COND FALSE !(__VERIFIER_nondet_int()) [L844] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \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, s3c_hwmon_driver={16:0}, size=0] [L1409] RET, EXPR ldv_malloc(0UL) VAL [LDV_IN_INTERRUPT=1, \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, s3c_hwmon_driver={16:0}] [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 [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L1049] CALL, EXPR IS_ERR((void const *)hwmon->client) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1246] long tmp ; VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1248] CALL, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1284] return ((unsigned long )ptr > 2012UL); [L1248] RET, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); [L1049] RET, EXPR IS_ERR((void const *)hwmon->client) VAL [LDV_IN_INTERRUPT=1, __key={62:0}, __this_module={0:0}, dev={0:0}, dev={0:0}, hwmon={31:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={16:0}, tmp={31:0}] [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); [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 [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L839] COND FALSE !(__VERIFIER_nondet_int()) [L844] return ((void *)0); VAL [LDV_IN_INTERRUPT=1, \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, s3c_hwmon_driver={16:0}, size=1003] [L1373] RET, EXPR ldv_malloc(sizeof(struct device)) VAL [LDV_IN_INTERRUPT=1, __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, s3c_hwmon_driver={16:0}] [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 [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L1063] CALL, EXPR IS_ERR((void const *)hwmon->hwmon_dev) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1246] long tmp ; VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1248] CALL, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1284] return ((unsigned long )ptr > 2012UL); [L1248] RET, EXPR ldv_is_err(ptr) VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, ptr={0:0}, ptr={0:0}, s3c_hwmon_driver={16:0}] [L1248] tmp = ldv_is_err(ptr) [L1249] return (tmp); [L1063] RET, EXPR IS_ERR((void const *)hwmon->hwmon_dev) VAL [LDV_IN_INTERRUPT=1, __key={62:0}, __this_module={0:0}, dev={0:0}, dev={0:0}, hwmon={31:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={16:0}, tmp={31:0}, tmp___1=0] [L1063] tmp___3 = IS_ERR((void const *)hwmon->hwmon_dev) [L1064] COND FALSE !(tmp___3 != 0L) [L1071] i = 0 VAL [LDV_IN_INTERRUPT=1, __key={62:0}, __this_module={0:0}, dev={0:0}, dev={0:0}, hwmon={31:0}, i=0, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, pdata={-9223372036854775808:0}, ret=0, s3c_hwmon_driver={16:0}, tmp={31:0}, tmp___1=0, tmp___3=0] [L1110] COND TRUE (unsigned int )i <= 7U [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 [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [L1079] COND FALSE !(cfg->mult > 65535U) [L1084] EXPR cfg->div VAL [LDV_IN_INTERRUPT=1, __this_module={0:0}, ldv_call_dev_attr_of_sensor_device_attribute=0, ldv_count_1=0, ldv_count_2=0, s3c_hwmon_driver={16:0}] [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 [LDV_IN_INTERRUPT=1, __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={31:168}, ldv_func_arg2={31:168}, s3c_hwmon_driver={16:0}] [L1256] CALL ldv_device_create_file_dev_attr_of_sensor_device_attribute(ldv_func_arg2) VAL [LDV_IN_INTERRUPT=1, \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, s3c_hwmon_driver={16:0}] [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 [LDV_IN_INTERRUPT=1, \old(ldv_call_dev_attr_of_sensor_device_attribute)=0, \old(ldv_count_2)=0, __this_module={0:0}, attr={31:168}, attr={31:168}, ldv_call_dev_attr_of_sensor_device_attribute=1, ldv_count_1=0, ldv_count_2=1, s3c_hwmon_driver={16:0}] [L1333] COND FALSE !(ldv_count_1 >= ldv_count_2) [L1335] CALL ldv_error() [L1272] reach_error() VAL [LDV_IN_INTERRUPT=1, \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, s3c_hwmon_driver={16:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 14 procedures, 138 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.1s, OverallIterations: 2, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2 mSDsluCounter, 616 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 460 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 131 IncrementalHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 156 mSDtfsCounter, 131 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 59 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=138occurred in iteration=0, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 1 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 126 NumberOfCodeBlocks, 126 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 59 ConstructedInterpolants, 0 QuantifiedInterpolants, 83 SizeOfPredicates, 8 NumberOfNonLiveVariables, 356 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 18/18 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 [2023-11-22 21:36:16,347 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