./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d 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 /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.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 df3122c305d6dc862f77eb5692ed83942da5e87e87efb099ff088ec135f2c08f --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 07:51:06,782 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 07:51:06,855 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-13 07:51:06,862 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 07:51:06,863 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 07:51:06,899 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 07:51:06,899 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 07:51:06,900 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 07:51:06,900 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 07:51:06,901 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 07:51:06,902 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 07:51:06,902 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 07:51:06,903 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 07:51:06,903 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 07:51:06,904 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 07:51:06,905 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 07:51:06,905 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 07:51:06,905 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 07:51:06,906 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 07:51:06,906 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 07:51:06,906 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 07:51:06,907 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 07:51:06,907 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 07:51:06,907 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 07:51:06,908 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 07:51:06,908 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 07:51:06,908 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 07:51:06,908 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 07:51:06,908 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 07:51:06,909 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 07:51:06,909 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 07:51:06,909 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 07:51:06,909 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 07:51:06,910 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 07:51:06,910 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 07:51:06,910 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 07:51:06,911 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 07:51:06,911 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 07:51:06,911 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 07:51:06,911 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df3122c305d6dc862f77eb5692ed83942da5e87e87efb099ff088ec135f2c08f [2024-10-13 07:51:07,190 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 07:51:07,218 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 07:51:07,220 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 07:51:07,222 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 07:51:07,222 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 07:51:07,224 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2024-10-13 07:51:08,590 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 07:51:08,845 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 07:51:08,846 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2024-10-13 07:51:08,864 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5e61b211/0e713a44498c44bc889b5d7cbcb90237/FLAG928f95b08 [2024-10-13 07:51:08,876 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5e61b211/0e713a44498c44bc889b5d7cbcb90237 [2024-10-13 07:51:08,878 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 07:51:08,879 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 07:51:08,883 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 07:51:08,883 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 07:51:08,890 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 07:51:08,890 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:51:08" (1/1) ... [2024-10-13 07:51:08,894 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2633cb3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:51:08, skipping insertion in model container [2024-10-13 07:51:08,894 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:51:08" (1/1) ... [2024-10-13 07:51:08,952 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 07:51:09,443 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i[36170,36183] [2024-10-13 07:51:09,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 07:51:09,478 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 07:51:09,582 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-commit-tester/m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i[36170,36183] [2024-10-13 07:51:09,591 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 07:51:09,630 INFO L204 MainTranslator]: Completed translation [2024-10-13 07:51:09,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:51:09 WrapperNode [2024-10-13 07:51:09,631 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 07:51:09,632 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 07:51:09,632 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 07:51:09,632 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 07:51:09,639 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:51:09" (1/1) ... [2024-10-13 07:51:09,668 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:51:09" (1/1) ... [2024-10-13 07:51:09,719 INFO L138 Inliner]: procedures = 75, calls = 163, calls flagged for inlining = 35, calls inlined = 30, statements flattened = 540 [2024-10-13 07:51:09,720 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 07:51:09,720 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 07:51:09,720 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 07:51:09,720 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 07:51:09,736 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:51:09" (1/1) ... [2024-10-13 07:51:09,736 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:51:09" (1/1) ... [2024-10-13 07:51:09,750 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:51:09" (1/1) ... [2024-10-13 07:51:09,811 INFO L175 MemorySlicer]: Split 52 memory accesses to 7 slices as follows [2, 4, 20, 3, 1, 2, 20]. 38 percent of accesses are in the largest equivalence class. The 26 initializations are split as follows [2, 4, 0, 0, 0, 0, 20]. The 12 writes are split as follows [0, 0, 12, 0, 0, 0, 0]. [2024-10-13 07:51:09,812 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:51:09" (1/1) ... [2024-10-13 07:51:09,812 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:51:09" (1/1) ... [2024-10-13 07:51:09,846 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:51:09" (1/1) ... [2024-10-13 07:51:09,856 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:51:09" (1/1) ... [2024-10-13 07:51:09,860 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:51:09" (1/1) ... [2024-10-13 07:51:09,868 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:51:09" (1/1) ... [2024-10-13 07:51:09,883 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 07:51:09,885 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 07:51:09,885 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 07:51:09,885 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 07:51:09,886 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:51:09" (1/1) ... [2024-10-13 07:51:09,894 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 07:51:09,906 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 07:51:09,926 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 07:51:09,929 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 07:51:09,981 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2024-10-13 07:51:09,982 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2024-10-13 07:51:09,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 07:51:09,982 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-13 07:51:09,982 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-13 07:51:09,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-13 07:51:09,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-13 07:51:09,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-13 07:51:09,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-13 07:51:09,983 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-13 07:51:09,984 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-13 07:51:09,984 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-13 07:51:09,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-13 07:51:09,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-13 07:51:09,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-13 07:51:09,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-13 07:51:09,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-13 07:51:09,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-13 07:51:09,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-13 07:51:09,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-13 07:51:09,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-13 07:51:09,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-13 07:51:09,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-13 07:51:09,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-13 07:51:09,987 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-13 07:51:09,987 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-10-13 07:51:09,987 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-10-13 07:51:09,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-10-13 07:51:09,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-10-13 07:51:09,988 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-13 07:51:09,988 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-13 07:51:09,988 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2024-10-13 07:51:09,988 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2024-10-13 07:51:09,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-13 07:51:09,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-13 07:51:09,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-13 07:51:09,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-13 07:51:09,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-13 07:51:09,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-13 07:51:09,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-13 07:51:09,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-13 07:51:09,990 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2024-10-13 07:51:09,990 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2024-10-13 07:51:09,990 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2024-10-13 07:51:09,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2024-10-13 07:51:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2024-10-13 07:51:09,991 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2024-10-13 07:51:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2024-10-13 07:51:09,991 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2024-10-13 07:51:09,991 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-10-13 07:51:09,991 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-10-13 07:51:09,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-13 07:51:09,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-13 07:51:09,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-13 07:51:09,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-13 07:51:09,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-13 07:51:09,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-13 07:51:09,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-13 07:51:09,993 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2024-10-13 07:51:09,993 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2024-10-13 07:51:09,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 07:51:09,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-13 07:51:09,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-13 07:51:09,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-13 07:51:09,993 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-13 07:51:09,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-13 07:51:09,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-13 07:51:09,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2024-10-13 07:51:09,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2024-10-13 07:51:09,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-13 07:51:09,994 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2024-10-13 07:51:09,994 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2024-10-13 07:51:09,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 07:51:09,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 07:51:09,994 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-10-13 07:51:09,995 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-10-13 07:51:10,259 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 07:51:10,262 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 07:51:10,910 INFO L? ?]: Removed 245 outVars from TransFormulas that were not future-live. [2024-10-13 07:51:10,911 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 07:51:11,009 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 07:51:11,010 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-13 07:51:11,010 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:51:11 BoogieIcfgContainer [2024-10-13 07:51:11,011 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 07:51:11,013 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 07:51:11,013 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 07:51:11,017 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 07:51:11,017 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:51:08" (1/3) ... [2024-10-13 07:51:11,018 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@479183cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:51:11, skipping insertion in model container [2024-10-13 07:51:11,019 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:51:09" (2/3) ... [2024-10-13 07:51:11,019 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@479183cd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:51:11, skipping insertion in model container [2024-10-13 07:51:11,020 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:51:11" (3/3) ... [2024-10-13 07:51:11,021 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2024-10-13 07:51:11,040 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 07:51:11,041 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-13 07:51:11,120 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 07:51:11,129 INFO L333 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, 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;@75cd67ff, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 07:51:11,129 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-13 07:51:11,134 INFO L276 IsEmpty]: Start isEmpty. Operand has 147 states, 94 states have (on average 1.3404255319148937) internal successors, (126), 98 states have internal predecessors, (126), 37 states have call successors, (37), 14 states have call predecessors, (37), 14 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) [2024-10-13 07:51:11,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-10-13 07:51:11,148 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:51:11,149 INFO L215 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] [2024-10-13 07:51:11,150 INFO L396 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] === [2024-10-13 07:51:11,156 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:51:11,156 INFO L85 PathProgramCache]: Analyzing trace with hash 572090875, now seen corresponding path program 1 times [2024-10-13 07:51:11,165 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:51:11,166 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1375413317] [2024-10-13 07:51:11,166 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:51:11,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:51:11,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:51:12,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:51:12,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:51:12,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 07:51:12,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:51:12,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-13 07:51:12,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:51:12,156 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-13 07:51:12,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:51:12,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:51:12,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:51:12,175 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-13 07:51:12,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:51:12,185 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-13 07:51:12,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:51:12,194 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:51:12,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:51:12,206 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 07:51:12,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:51:12,249 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-13 07:51:12,250 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:51:12,250 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1375413317] [2024-10-13 07:51:12,251 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1375413317] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 07:51:12,252 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 07:51:12,252 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-13 07:51:12,254 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816722668] [2024-10-13 07:51:12,254 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 07:51:12,259 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-13 07:51:12,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:51:12,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-13 07:51:12,286 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-13 07:51:12,290 INFO L87 Difference]: Start difference. First operand has 147 states, 94 states have (on average 1.3404255319148937) internal successors, (126), 98 states have internal predecessors, (126), 37 states have call successors, (37), 14 states have call predecessors, (37), 14 states have return successors, (37), 37 states have call predecessors, (37), 37 states have call successors, (37) Second operand has 8 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 3 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 2 states have call successors, (8) [2024-10-13 07:51:13,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 07:51:13,491 INFO L93 Difference]: Finished difference Result 552 states and 773 transitions. [2024-10-13 07:51:13,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-13 07:51:13,494 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 3 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 2 states have call successors, (8) Word has length 66 [2024-10-13 07:51:13,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 07:51:13,507 INFO L225 Difference]: With dead ends: 552 [2024-10-13 07:51:13,508 INFO L226 Difference]: Without dead ends: 397 [2024-10-13 07:51:13,516 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2024-10-13 07:51:13,522 INFO L432 NwaCegarLoop]: 190 mSDtfsCounter, 531 mSDsluCounter, 544 mSDsCounter, 0 mSdLazyCounter, 847 mSolverCounterSat, 264 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 610 SdHoareTripleChecker+Valid, 734 SdHoareTripleChecker+Invalid, 1111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 264 IncrementalHoareTripleChecker+Valid, 847 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-10-13 07:51:13,523 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [610 Valid, 734 Invalid, 1111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 847 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-10-13 07:51:13,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2024-10-13 07:51:13,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 382. [2024-10-13 07:51:13,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 382 states, 245 states have (on average 1.2775510204081633) internal successors, (313), 253 states have internal predecessors, (313), 96 states have call successors, (96), 40 states have call predecessors, (96), 40 states have return successors, (98), 96 states have call predecessors, (98), 96 states have call successors, (98) [2024-10-13 07:51:13,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 507 transitions. [2024-10-13 07:51:13,666 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 507 transitions. Word has length 66 [2024-10-13 07:51:13,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 07:51:13,668 INFO L471 AbstractCegarLoop]: Abstraction has 382 states and 507 transitions. [2024-10-13 07:51:13,668 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 5.428571428571429) internal successors, (38), 6 states have internal predecessors, (38), 3 states have call successors, (9), 4 states have call predecessors, (9), 2 states have return successors, (8), 3 states have call predecessors, (8), 2 states have call successors, (8) [2024-10-13 07:51:13,669 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 507 transitions. [2024-10-13 07:51:13,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-10-13 07:51:13,674 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 07:51:13,674 INFO L215 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 07:51:13,675 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 07:51:13,675 INFO L396 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] === [2024-10-13 07:51:13,675 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 07:51:13,676 INFO L85 PathProgramCache]: Analyzing trace with hash 647180623, now seen corresponding path program 1 times [2024-10-13 07:51:13,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 07:51:13,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25472573] [2024-10-13 07:51:13,676 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:51:13,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 07:51:13,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:51:13,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:51:13,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:51:13,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 07:51:13,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:51:13,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-13 07:51:13,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:51:13,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-13 07:51:13,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:51:13,919 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:51:13,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:51:13,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-13 07:51:13,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:51:13,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-13 07:51:13,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:51:13,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-13 07:51:13,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:51:13,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 07:51:13,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:51:13,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-13 07:51:13,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:51:13,963 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-13 07:51:13,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:51:13,971 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-10-13 07:51:13,972 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 07:51:13,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [25472573] [2024-10-13 07:51:13,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [25472573] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 07:51:13,976 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [609774967] [2024-10-13 07:51:13,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 07:51:13,977 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:51:13,977 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 07:51:13,979 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) [2024-10-13 07:51:13,981 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-13 07:51:14,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 07:51:14,258 INFO L255 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-13 07:51:14,268 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 07:51:14,347 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-13 07:51:14,348 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-13 07:51:14,348 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [609774967] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 07:51:14,350 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 07:51:14,350 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2024-10-13 07:51:14,351 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1512353754] [2024-10-13 07:51:14,351 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 07:51:14,352 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 07:51:14,352 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 07:51:14,353 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 07:51:14,353 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-13 07:51:14,353 INFO L87 Difference]: Start difference. First operand 382 states and 507 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-10-13 07:51:14,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 07:51:14,491 INFO L93 Difference]: Finished difference Result 518 states and 691 transitions. [2024-10-13 07:51:14,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 07:51:14,492 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 80 [2024-10-13 07:51:14,492 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 07:51:14,493 INFO L225 Difference]: With dead ends: 518 [2024-10-13 07:51:14,493 INFO L226 Difference]: Without dead ends: 0 [2024-10-13 07:51:14,495 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-13 07:51:14,499 INFO L432 NwaCegarLoop]: 303 mSDtfsCounter, 170 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 170 SdHoareTripleChecker+Valid, 460 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 07:51:14,500 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [170 Valid, 460 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 07:51:14,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-10-13 07:51:14,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-10-13 07:51:14,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-10-13 07:51:14,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-10-13 07:51:14,504 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 80 [2024-10-13 07:51:14,504 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 07:51:14,504 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-13 07:51:14,504 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 2 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2024-10-13 07:51:14,505 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-10-13 07:51:14,505 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-10-13 07:51:14,507 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-13 07:51:14,528 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-13 07:51:14,709 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 07:51:14,713 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-13 07:51:14,715 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-10-13 07:51:16,375 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-13 07:51:16,409 WARN L155 FloydHoareUtils]: Requires clause for platform_get_drvdata contained old-variable. Original clause: (and (= |old(#length)| |#length|) (let ((.cse0 (= ~ldv_count_2~0 0))) (or (and (= ~ldv_count_1~0 0) .cse0) (and (<= ~ldv_count_2~0 ~ldv_count_1~0) (<= 1 ~ldv_call_dev_attr_of_sensor_device_attribute~0)) (and (<= 1 ~ldv_count_1~0) .cse0))) (= |old(#valid)| |#valid|)) Eliminated clause: (let ((.cse0 (= ~ldv_count_2~0 0))) (or (and (= ~ldv_count_1~0 0) .cse0) (and (<= ~ldv_count_2~0 ~ldv_count_1~0) (<= 1 ~ldv_call_dev_attr_of_sensor_device_attribute~0)) (and (<= 1 ~ldv_count_1~0) .cse0))) [2024-10-13 07:51:16,414 WARN L155 FloydHoareUtils]: Requires clause for ldv_sysfs contained old-variable. Original clause: (and (let ((.cse0 (= ~ldv_count_2~0 0))) (or (and (<= 1 |old(~ldv_count_1~0)|) .cse0) (and (<= ~ldv_count_2~0 |old(~ldv_count_1~0)|) (<= 1 ~ldv_call_dev_attr_of_sensor_device_attribute~0)) (and (= |old(~ldv_count_1~0)| 0) .cse0))) (= |old(~ldv_count_1~0)| ~ldv_count_1~0)) Eliminated clause: (let ((.cse0 (= ~ldv_count_2~0 0))) (or (and (= ~ldv_count_1~0 0) .cse0) (and (<= ~ldv_count_2~0 ~ldv_count_1~0) (<= 1 ~ldv_call_dev_attr_of_sensor_device_attribute~0)) (and (<= 1 ~ldv_count_1~0) .cse0))) [2024-10-13 07:51:16,431 WARN L155 FloydHoareUtils]: Requires clause for ldv_device_create_file_dev_attr_of_sensor_device_attribute contained old-variable. Original clause: (let ((.cse0 (= |old(~ldv_count_2~0)| 0))) (and (or (and .cse0 (<= 1 ~ldv_count_1~0)) (and (<= |old(~ldv_count_2~0)| ~ldv_count_1~0) (<= 1 |old(~ldv_call_dev_attr_of_sensor_device_attribute~0)|))) (or (and (<= ~ldv_count_2~0 ~ldv_count_1~0) (<= 1 ~ldv_call_dev_attr_of_sensor_device_attribute~0)) (< |old(~ldv_call_dev_attr_of_sensor_device_attribute~0)| 1)) (or (not .cse0) (= ~ldv_count_2~0 0) (< ~ldv_count_1~0 1)))) Eliminated clause: (exists ((|old(~ldv_count_2~0)| Int) (|old(~ldv_call_dev_attr_of_sensor_device_attribute~0)| Int)) (let ((.cse0 (= |old(~ldv_count_2~0)| 0))) (and (or (and .cse0 (<= 1 ~ldv_count_1~0)) (and (<= |old(~ldv_count_2~0)| ~ldv_count_1~0) (<= 1 |old(~ldv_call_dev_attr_of_sensor_device_attribute~0)|))) (or (and (<= ~ldv_count_2~0 ~ldv_count_1~0) (<= 1 ~ldv_call_dev_attr_of_sensor_device_attribute~0)) (< |old(~ldv_call_dev_attr_of_sensor_device_attribute~0)| 1)) (or (not .cse0) (= ~ldv_count_2~0 0) (< ~ldv_count_1~0 1))))) [2024-10-13 07:51:16,437 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-10-13 07:51:16,462 WARN L155 FloydHoareUtils]: Requires clause for ldv_malloc contained old-variable. Original clause: (and (= |old(#length)| |#length|) (let ((.cse0 (= ~ldv_count_2~0 0))) (or (and (= ~ldv_count_1~0 0) .cse0) (and (<= ~ldv_count_2~0 ~ldv_count_1~0) (<= 1 ~ldv_call_dev_attr_of_sensor_device_attribute~0)) (and (<= 1 ~ldv_count_1~0) .cse0))) (= |old(#valid)| |#valid|)) Eliminated clause: (let ((.cse0 (= ~ldv_count_2~0 0))) (or (and (= ~ldv_count_1~0 0) .cse0) (and (<= ~ldv_count_2~0 ~ldv_count_1~0) (<= 1 ~ldv_call_dev_attr_of_sensor_device_attribute~0)) (and (<= 1 ~ldv_count_1~0) .cse0))) [2024-10-13 07:51:16,481 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:51:16 BoogieIcfgContainer [2024-10-13 07:51:16,481 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-13 07:51:16,482 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-13 07:51:16,482 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-13 07:51:16,482 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-13 07:51:16,483 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:51:11" (3/4) ... [2024-10-13 07:51:16,486 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-13 07:51:16,489 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure s3c_hwmon_remove_raw [2024-10-13 07:51:16,489 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_get_drvdata [2024-10-13 07:51:16,489 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_sysfs [2024-10-13 07:51:16,489 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2024-10-13 07:51:16,490 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2024-10-13 07:51:16,490 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2024-10-13 07:51:16,490 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_is_err [2024-10-13 07:51:16,490 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hwmon_device_unregister [2024-10-13 07:51:16,490 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_err [2024-10-13 07:51:16,490 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2024-10-13 07:51:16,490 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure device_remove_file [2024-10-13 07:51:16,491 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure s3c_adc_release [2024-10-13 07:51:16,491 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure s3c_hwmon_remove_attr [2024-10-13 07:51:16,491 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2024-10-13 07:51:16,509 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 94 nodes and edges [2024-10-13 07:51:16,512 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2024-10-13 07:51:16,513 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-10-13 07:51:16,514 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-13 07:51:16,514 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-13 07:51:16,683 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-13 07:51:16,686 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-13 07:51:16,686 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-13 07:51:16,686 INFO L158 Benchmark]: Toolchain (without parser) took 7807.11ms. Allocated memory was 169.9MB in the beginning and 234.9MB in the end (delta: 65.0MB). Free memory was 112.9MB in the beginning and 71.9MB in the end (delta: 40.9MB). Peak memory consumption was 108.9MB. Max. memory is 16.1GB. [2024-10-13 07:51:16,687 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 169.9MB. Free memory is still 133.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-13 07:51:16,687 INFO L158 Benchmark]: CACSL2BoogieTranslator took 748.43ms. Allocated memory is still 169.9MB. Free memory was 112.7MB in the beginning and 80.6MB in the end (delta: 32.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-10-13 07:51:16,687 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.86ms. Allocated memory is still 169.9MB. Free memory was 80.6MB in the beginning and 76.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-13 07:51:16,688 INFO L158 Benchmark]: Boogie Preprocessor took 163.57ms. Allocated memory is still 169.9MB. Free memory was 76.4MB in the beginning and 67.4MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-13 07:51:16,688 INFO L158 Benchmark]: RCFGBuilder took 1126.39ms. Allocated memory was 169.9MB in the beginning and 234.9MB in the end (delta: 65.0MB). Free memory was 67.4MB in the beginning and 157.5MB in the end (delta: -90.1MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. [2024-10-13 07:51:16,690 INFO L158 Benchmark]: TraceAbstraction took 5468.31ms. Allocated memory is still 234.9MB. Free memory was 156.5MB in the beginning and 85.6MB in the end (delta: 70.9MB). Peak memory consumption was 98.2MB. Max. memory is 16.1GB. [2024-10-13 07:51:16,690 INFO L158 Benchmark]: Witness Printer took 204.01ms. Allocated memory is still 234.9MB. Free memory was 85.6MB in the beginning and 71.9MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-13 07:51:16,691 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 169.9MB. Free memory is still 133.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 748.43ms. Allocated memory is still 169.9MB. Free memory was 112.7MB in the beginning and 80.6MB in the end (delta: 32.1MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.86ms. Allocated memory is still 169.9MB. Free memory was 80.6MB in the beginning and 76.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 163.57ms. Allocated memory is still 169.9MB. Free memory was 76.4MB in the beginning and 67.4MB in the end (delta: 9.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1126.39ms. Allocated memory was 169.9MB in the beginning and 234.9MB in the end (delta: 65.0MB). Free memory was 67.4MB in the beginning and 157.5MB in the end (delta: -90.1MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. * TraceAbstraction took 5468.31ms. Allocated memory is still 234.9MB. Free memory was 156.5MB in the beginning and 85.6MB in the end (delta: 70.9MB). Peak memory consumption was 98.2MB. Max. memory is 16.1GB. * Witness Printer took 204.01ms. Allocated memory is still 234.9MB. Free memory was 85.6MB in the beginning and 71.9MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression * 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 - PositiveResult [Line: 1275]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 15 procedures, 147 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.6s, OverallIterations: 2, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 780 SdHoareTripleChecker+Valid, 1.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 701 mSDsluCounter, 1194 SdHoareTripleChecker+Invalid, 0.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 701 mSDsCounter, 264 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 930 IncrementalHoareTripleChecker+Invalid, 1194 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 264 mSolverCounterUnsat, 493 mSDtfsCounter, 930 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 144 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=382occurred in iteration=1, InterpolantAutomatonStates: 17, 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, 2 MinimizatonAttempts, 15 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 226 NumberOfCodeBlocks, 226 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 223 ConstructedInterpolants, 0 QuantifiedInterpolants, 539 SizeOfPredicates, 1 NumberOfNonLiveVariables, 678 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 63/64 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1239]: Location Invariant Derived location invariant: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) - InvariantResult [Line: 995]: Loop Invariant Derived loop invariant: (((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute)) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) - InvariantResult [Line: 1094]: Location Invariant Derived location invariant: (((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute)) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) - InvariantResult [Line: 1034]: Location Invariant Derived location invariant: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) - InvariantResult [Line: 1231]: Location Invariant Derived location invariant: (ldv_count_2 < ((long) ldv_count_1 + 1)) - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) - InvariantResult [Line: 1134]: Location Invariant Derived location invariant: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) - ProcedureContractResult [Line: 919]: Procedure Contract for s3c_hwmon_remove_raw Derived contract for procedure s3c_hwmon_remove_raw. Requires: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) Ensures: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) - ProcedureContractResult [Line: 874]: Procedure Contract for platform_get_drvdata Derived contract for procedure platform_get_drvdata. Requires: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) Ensures: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) - ProcedureContractResult [Line: 1322]: Procedure Contract for ldv_sysfs Derived contract for procedure ldv_sysfs. Requires: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) Ensures: ((((long) \old(ldv_count_1) + 1) <= ldv_count_1) && ((((1 <= \old(ldv_count_1)) && (ldv_count_2 == 0)) || ((ldv_count_2 <= \old(ldv_count_1)) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((\old(ldv_count_1) == 0) && (ldv_count_2 == 0)))) - ProcedureContractResult [Line: 1330]: Procedure Contract for ldv_device_create_file_dev_attr_of_sensor_device_attribute Derived contract for procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute. Ensures: (((((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute)) || (ldv_count_2 == 0)) && (((\old(ldv_count_2) == 0) && (1 <= ldv_count_1)) || ((\old(ldv_count_2) <= ldv_count_1) && (1 <= \old(ldv_call_dev_attr_of_sensor_device_attribute))))) && (((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute)) || (\old(ldv_call_dev_attr_of_sensor_device_attribute) < 1))) - ProcedureContractResult [Line: 1390]: Procedure Contract for ldv_handler_precall Derived contract for procedure ldv_handler_precall. Requires: (ldv_count_2 <= ldv_count_1) Ensures: (ldv_count_2 <= ldv_count_1) - ProcedureContractResult [Line: 1239]: Procedure Contract for PTR_ERR Derived contract for procedure PTR_ERR. Requires: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) Ensures: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) - ProcedureContractResult [Line: 1284]: Procedure Contract for ldv_is_err Derived contract for procedure ldv_is_err. Requires: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) Ensures: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) - ProcedureContractResult [Line: 1378]: Procedure Contract for hwmon_device_unregister Derived contract for procedure hwmon_device_unregister. Requires: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) Ensures: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) - ProcedureContractResult [Line: 1355]: Procedure Contract for dev_err Derived contract for procedure dev_err. Requires: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) Ensures: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) - ProcedureContractResult [Line: 838]: Procedure Contract for ldv_malloc Derived contract for procedure ldv_malloc. Requires: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) Ensures: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) - ProcedureContractResult [Line: 1372]: Procedure Contract for device_remove_file Derived contract for procedure device_remove_file. Requires: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) Ensures: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) - ProcedureContractResult [Line: 1414]: Procedure Contract for s3c_adc_release Derived contract for procedure s3c_adc_release. Requires: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) Ensures: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) - ProcedureContractResult [Line: 1013]: Procedure Contract for s3c_hwmon_remove_attr Derived contract for procedure s3c_hwmon_remove_attr. Requires: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) Ensures: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) - ProcedureContractResult [Line: 1247]: Procedure Contract for IS_ERR Derived contract for procedure IS_ERR. Requires: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) Ensures: ((((ldv_count_1 == 0) && (ldv_count_2 == 0)) || ((ldv_count_2 <= ldv_count_1) && (1 <= ldv_call_dev_attr_of_sensor_device_attribute))) || ((1 <= ldv_count_1) && (ldv_count_2 == 0))) RESULT: Ultimate proved your program to be correct! [2024-10-13 07:51:16,723 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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: TRUE