./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 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/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-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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-dev-84cfde4 [2024-10-11 15:10:19,600 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 15:10:19,671 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-11 15:10:19,676 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 15:10:19,677 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 15:10:19,706 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 15:10:19,708 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 15:10:19,708 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 15:10:19,709 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 15:10:19,710 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 15:10:19,711 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 15:10:19,712 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 15:10:19,712 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 15:10:19,713 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 15:10:19,715 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 15:10:19,715 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 15:10:19,715 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 15:10:19,716 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 15:10:19,716 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 15:10:19,716 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 15:10:19,717 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 15:10:19,720 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 15:10:19,720 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 15:10:19,721 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 15:10:19,721 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 15:10:19,721 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 15:10:19,722 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 15:10:19,722 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 15:10:19,722 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 15:10:19,722 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:10:19,723 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 15:10:19,723 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 15:10:19,723 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 15:10:19,724 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 15:10:19,724 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 15:10:19,724 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 15:10:19,725 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 15:10:19,725 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 15:10:19,725 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 15:10:19,726 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-clean/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df3122c305d6dc862f77eb5692ed83942da5e87e87efb099ff088ec135f2c08f [2024-10-11 15:10:19,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 15:10:20,004 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 15:10:20,008 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 15:10:20,010 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 15:10:20,010 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 15:10:20,012 INFO L431 ainManager$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 [2024-10-11 15:10:21,454 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 15:10:21,735 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 15:10:21,735 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 [2024-10-11 15:10:21,760 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/13666cce9/88107614eba14ac7b92db22e4b8a9011/FLAG27bc83ae0 [2024-10-11 15:10:21,776 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/13666cce9/88107614eba14ac7b92db22e4b8a9011 [2024-10-11 15:10:21,779 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 15:10:21,782 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 15:10:21,784 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 15:10:21,785 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 15:10:21,790 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 15:10:21,791 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:10:21" (1/1) ... [2024-10-11 15:10:21,794 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7660889 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:10:21, skipping insertion in model container [2024-10-11 15:10:21,794 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 03:10:21" (1/1) ... [2024-10-11 15:10:21,866 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 15:10:22,326 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] [2024-10-11 15:10:22,338 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:10:22,364 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 15:10:22,446 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] [2024-10-11 15:10:22,452 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 15:10:22,483 INFO L204 MainTranslator]: Completed translation [2024-10-11 15:10:22,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:10:22 WrapperNode [2024-10-11 15:10:22,483 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 15:10:22,484 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 15:10:22,484 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 15:10:22,484 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 15:10:22,490 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:10:22" (1/1) ... [2024-10-11 15:10:22,512 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:10:22" (1/1) ... [2024-10-11 15:10:22,549 INFO L138 Inliner]: procedures = 75, calls = 163, calls flagged for inlining = 35, calls inlined = 30, statements flattened = 540 [2024-10-11 15:10:22,549 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 15:10:22,550 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 15:10:22,550 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 15:10:22,550 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 15:10:22,563 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:10:22" (1/1) ... [2024-10-11 15:10:22,564 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:10:22" (1/1) ... [2024-10-11 15:10:22,575 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:10:22" (1/1) ... [2024-10-11 15:10:22,637 INFO L175 MemorySlicer]: Split 52 memory accesses to 7 slices as follows [2, 4, 20, 2, 3, 20, 1]. 38 percent of accesses are in the largest equivalence class. The 26 initializations are split as follows [2, 4, 0, 0, 0, 20, 0]. The 12 writes are split as follows [0, 0, 12, 0, 0, 0, 0]. [2024-10-11 15:10:22,637 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:10:22" (1/1) ... [2024-10-11 15:10:22,637 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:10:22" (1/1) ... [2024-10-11 15:10:22,665 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:10:22" (1/1) ... [2024-10-11 15:10:22,671 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:10:22" (1/1) ... [2024-10-11 15:10:22,677 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:10:22" (1/1) ... [2024-10-11 15:10:22,680 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:10:22" (1/1) ... [2024-10-11 15:10:22,687 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 15:10:22,688 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 15:10:22,688 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 15:10:22,688 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 15:10:22,689 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:10:22" (1/1) ... [2024-10-11 15:10:22,698 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 15:10:22,710 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:10:22,725 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 15:10:22,729 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 15:10:22,766 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_raw [2024-10-11 15:10:22,766 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_raw [2024-10-11 15:10:22,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 15:10:22,766 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-11 15:10:22,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-11 15:10:22,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-11 15:10:22,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-11 15:10:22,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-11 15:10:22,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-11 15:10:22,767 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-10-11 15:10:22,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-10-11 15:10:22,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-11 15:10:22,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-11 15:10:22,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-11 15:10:22,768 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-11 15:10:22,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-11 15:10:22,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-10-11 15:10:22,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-10-11 15:10:22,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-11 15:10:22,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-11 15:10:22,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-11 15:10:22,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-11 15:10:22,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-11 15:10:22,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-10-11 15:10:22,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-10-11 15:10:22,770 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2024-10-11 15:10:22,770 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2024-10-11 15:10:22,770 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2024-10-11 15:10:22,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2024-10-11 15:10:22,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-10-11 15:10:22,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-10-11 15:10:22,771 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_hwmon_remove_attr [2024-10-11 15:10:22,771 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_hwmon_remove_attr [2024-10-11 15:10:22,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-11 15:10:22,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-11 15:10:22,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-11 15:10:22,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-11 15:10:22,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-11 15:10:22,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-11 15:10:22,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-10-11 15:10:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-10-11 15:10:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2024-10-11 15:10:22,773 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2024-10-11 15:10:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sysfs [2024-10-11 15:10:22,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sysfs [2024-10-11 15:10:22,773 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2024-10-11 15:10:22,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2024-10-11 15:10:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure hwmon_device_unregister [2024-10-11 15:10:22,774 INFO L138 BoogieDeclarations]: Found implementation of procedure hwmon_device_unregister [2024-10-11 15:10:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-10-11 15:10:22,774 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-10-11 15:10:22,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-11 15:10:22,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-11 15:10:22,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-11 15:10:22,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-11 15:10:22,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-11 15:10:22,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-10-11 15:10:22,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-10-11 15:10:22,776 INFO L130 BoogieDeclarations]: Found specification of procedure s3c_adc_release [2024-10-11 15:10:22,776 INFO L138 BoogieDeclarations]: Found implementation of procedure s3c_adc_release [2024-10-11 15:10:22,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 15:10:22,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-11 15:10:22,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-11 15:10:22,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-11 15:10:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-11 15:10:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-10-11 15:10:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-10-11 15:10:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2024-10-11 15:10:22,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2024-10-11 15:10:22,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-11 15:10:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2024-10-11 15:10:22,778 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2024-10-11 15:10:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 15:10:22,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 15:10:22,778 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2024-10-11 15:10:22,778 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2024-10-11 15:10:22,998 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 15:10:23,000 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 15:10:23,621 INFO L? ?]: Removed 245 outVars from TransFormulas that were not future-live. [2024-10-11 15:10:23,622 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 15:10:23,721 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 15:10:23,721 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-11 15:10:23,722 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:10:23 BoogieIcfgContainer [2024-10-11 15:10:23,722 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 15:10:23,724 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 15:10:23,725 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 15:10:23,729 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 15:10:23,729 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 03:10:21" (1/3) ... [2024-10-11 15:10:23,729 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f42867f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:10:23, skipping insertion in model container [2024-10-11 15:10:23,730 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 03:10:22" (2/3) ... [2024-10-11 15:10:23,730 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f42867f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 03:10:23, skipping insertion in model container [2024-10-11 15:10:23,731 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:10:23" (3/3) ... [2024-10-11 15:10:23,732 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_drivers-hwmon-s3c-hwmon-ko--130_7a--af3071a.i [2024-10-11 15:10:23,750 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 15:10:23,751 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 15:10:23,831 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 15:10:23,838 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;@7a52701b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 15:10:23,839 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 15:10:23,843 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) [2024-10-11 15:10:23,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-10-11 15:10:23,853 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:10:23,854 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] [2024-10-11 15:10:23,854 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] === [2024-10-11 15:10:23,859 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:10:23,860 INFO L85 PathProgramCache]: Analyzing trace with hash 572090875, now seen corresponding path program 1 times [2024-10-11 15:10:23,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:10:23,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [180728782] [2024-10-11 15:10:23,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:10:23,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:10:24,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:10:24,785 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:10:24,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:10:24,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 15:10:24,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:10:24,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-11 15:10:24,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:10:24,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-11 15:10:24,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:10:24,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:10:24,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:10:24,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 15:10:24,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:10:24,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 15:10:24,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:10:24,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:10:24,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:10:24,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:10:24,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:10:24,969 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 15:10:24,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:10:24,972 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [180728782] [2024-10-11 15:10:24,972 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [180728782] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:10:24,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 15:10:24,973 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-11 15:10:24,974 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384660946] [2024-10-11 15:10:24,975 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:10:24,982 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 15:10:24,982 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:10:25,003 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 15:10:25,003 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-11 15:10:25,005 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) [2024-10-11 15:10:26,291 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:10:26,291 INFO L93 Difference]: Finished difference Result 552 states and 773 transitions. [2024-10-11 15:10:26,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-11 15:10:26,294 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 [2024-10-11 15:10:26,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:10:26,311 INFO L225 Difference]: With dead ends: 552 [2024-10-11 15:10:26,311 INFO L226 Difference]: Without dead ends: 397 [2024-10-11 15:10:26,318 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 [2024-10-11 15:10:26,326 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, 1.0s IncrementalHoareTripleChecker+Time [2024-10-11 15:10:26,327 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [610 Valid, 734 Invalid, 1111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [264 Valid, 847 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-10-11 15:10:26,348 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 397 states. [2024-10-11 15:10:26,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 397 to 382. [2024-10-11 15:10:26,459 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) [2024-10-11 15:10:26,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 507 transitions. [2024-10-11 15:10:26,468 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 507 transitions. Word has length 66 [2024-10-11 15:10:26,470 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:10:26,470 INFO L471 AbstractCegarLoop]: Abstraction has 382 states and 507 transitions. [2024-10-11 15:10:26,470 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) [2024-10-11 15:10:26,471 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 507 transitions. [2024-10-11 15:10:26,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2024-10-11 15:10:26,479 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 15:10:26,479 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] [2024-10-11 15:10:26,480 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 15:10:26,480 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] === [2024-10-11 15:10:26,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 15:10:26,481 INFO L85 PathProgramCache]: Analyzing trace with hash 647180623, now seen corresponding path program 1 times [2024-10-11 15:10:26,481 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 15:10:26,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313125197] [2024-10-11 15:10:26,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:10:26,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 15:10:26,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:10:26,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:10:26,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:10:26,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 15:10:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:10:26,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2024-10-11 15:10:26,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:10:26,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2024-10-11 15:10:26,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:10:26,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:10:26,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:10:26,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2024-10-11 15:10:26,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:10:26,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 15:10:26,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:10:26,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 15:10:26,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:10:26,713 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-11 15:10:26,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:10:26,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2024-10-11 15:10:26,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:10:26,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2024-10-11 15:10:26,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:10:26,735 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 2 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-10-11 15:10:26,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 15:10:26,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313125197] [2024-10-11 15:10:26,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313125197] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 15:10:26,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2146509699] [2024-10-11 15:10:26,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 15:10:26,737 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:10:26,737 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 15:10:26,739 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 15:10:26,745 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 15:10:27,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 15:10:27,038 INFO L255 TraceCheckSpWp]: Trace formula consists of 678 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-10-11 15:10:27,047 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 15:10:27,133 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2024-10-11 15:10:27,134 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 15:10:27,134 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2146509699] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 15:10:27,134 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 15:10:27,134 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2024-10-11 15:10:27,135 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [787357686] [2024-10-11 15:10:27,139 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 15:10:27,140 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 15:10:27,140 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 15:10:27,141 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 15:10:27,141 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2024-10-11 15:10:27,142 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) [2024-10-11 15:10:27,276 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 15:10:27,276 INFO L93 Difference]: Finished difference Result 518 states and 691 transitions. [2024-10-11 15:10:27,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 15:10:27,277 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 [2024-10-11 15:10:27,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 15:10:27,278 INFO L225 Difference]: With dead ends: 518 [2024-10-11 15:10:27,278 INFO L226 Difference]: Without dead ends: 0 [2024-10-11 15:10:27,281 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 [2024-10-11 15:10:27,282 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 [2024-10-11 15:10:27,283 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] [2024-10-11 15:10:27,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-10-11 15:10:27,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-10-11 15:10:27,284 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) [2024-10-11 15:10:27,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-10-11 15:10:27,284 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 80 [2024-10-11 15:10:27,284 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 15:10:27,284 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-10-11 15:10:27,285 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) [2024-10-11 15:10:27,285 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-10-11 15:10:27,285 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-10-11 15:10:27,288 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ldv_device_create_file_dev_attr_of_sensor_device_attributeErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-11 15:10:27,307 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-10-11 15:10:27,488 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 15:10:27,492 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1] [2024-10-11 15:10:27,494 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-10-11 15:10:29,156 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-11 15:10:29,196 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))) [2024-10-11 15:10:29,202 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))) [2024-10-11 15:10:29,215 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))))) [2024-10-11 15:10:29,221 WARN L953 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-10-11 15:10:29,246 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))) [2024-10-11 15:10:29,266 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 03:10:29 BoogieIcfgContainer [2024-10-11 15:10:29,267 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 15:10:29,267 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 15:10:29,268 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 15:10:29,268 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 15:10:29,268 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 03:10:23" (3/4) ... [2024-10-11 15:10:29,270 INFO L139 WitnessPrinter]: Generating witness for correct program [2024-10-11 15:10:29,274 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure s3c_hwmon_remove_raw [2024-10-11 15:10:29,274 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure platform_get_drvdata [2024-10-11 15:10:29,274 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_sysfs [2024-10-11 15:10:29,275 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_device_create_file_dev_attr_of_sensor_device_attribute [2024-10-11 15:10:29,275 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2024-10-11 15:10:29,275 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2024-10-11 15:10:29,275 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_is_err [2024-10-11 15:10:29,275 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hwmon_device_unregister [2024-10-11 15:10:29,275 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_err [2024-10-11 15:10:29,275 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2024-10-11 15:10:29,275 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure device_remove_file [2024-10-11 15:10:29,276 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure s3c_adc_release [2024-10-11 15:10:29,276 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure s3c_hwmon_remove_attr [2024-10-11 15:10:29,276 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2024-10-11 15:10:29,293 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 94 nodes and edges [2024-10-11 15:10:29,294 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2024-10-11 15:10:29,296 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-10-11 15:10:29,297 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-10-11 15:10:29,298 INFO L904 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-10-11 15:10:29,468 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-11 15:10:29,469 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.yml [2024-10-11 15:10:29,469 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 15:10:29,469 INFO L158 Benchmark]: Toolchain (without parser) took 7687.70ms. Allocated memory was 146.8MB in the beginning and 260.0MB in the end (delta: 113.2MB). Free memory was 75.3MB in the beginning and 183.2MB in the end (delta: -107.9MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2024-10-11 15:10:29,470 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 146.8MB. Free memory is still 100.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 15:10:29,470 INFO L158 Benchmark]: CACSL2BoogieTranslator took 699.10ms. Allocated memory was 146.8MB in the beginning and 192.9MB in the end (delta: 46.1MB). Free memory was 75.1MB in the beginning and 151.8MB in the end (delta: -76.7MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. [2024-10-11 15:10:29,470 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.38ms. Allocated memory is still 192.9MB. Free memory was 151.8MB in the beginning and 147.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-10-11 15:10:29,470 INFO L158 Benchmark]: Boogie Preprocessor took 137.18ms. Allocated memory is still 192.9MB. Free memory was 147.6MB in the beginning and 139.1MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-10-11 15:10:29,470 INFO L158 Benchmark]: RCFGBuilder took 1034.29ms. Allocated memory is still 192.9MB. Free memory was 139.1MB in the beginning and 73.2MB in the end (delta: 65.9MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2024-10-11 15:10:29,471 INFO L158 Benchmark]: TraceAbstraction took 5542.57ms. Allocated memory was 192.9MB in the beginning and 260.0MB in the end (delta: 67.1MB). Free memory was 72.0MB in the beginning and 196.8MB in the end (delta: -124.9MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. [2024-10-11 15:10:29,471 INFO L158 Benchmark]: Witness Printer took 201.36ms. Allocated memory is still 260.0MB. Free memory was 196.8MB in the beginning and 183.2MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-10-11 15:10:29,473 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 146.8MB. Free memory is still 100.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 699.10ms. Allocated memory was 146.8MB in the beginning and 192.9MB in the end (delta: 46.1MB). Free memory was 75.1MB in the beginning and 151.8MB in the end (delta: -76.7MB). Peak memory consumption was 35.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.38ms. Allocated memory is still 192.9MB. Free memory was 151.8MB in the beginning and 147.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 137.18ms. Allocated memory is still 192.9MB. Free memory was 147.6MB in the beginning and 139.1MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1034.29ms. Allocated memory is still 192.9MB. Free memory was 139.1MB in the beginning and 73.2MB in the end (delta: 65.9MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * TraceAbstraction took 5542.57ms. Allocated memory was 192.9MB in the beginning and 260.0MB in the end (delta: 67.1MB). Free memory was 72.0MB in the beginning and 196.8MB in the end (delta: -124.9MB). Peak memory consumption was 50.4MB. Max. memory is 16.1GB. * Witness Printer took 201.36ms. Allocated memory is still 260.0MB. Free memory was 196.8MB in the beginning and 183.2MB 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: 3.7s, OverallIterations: 2, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 780 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 701 mSDsluCounter, 1194 SdHoareTripleChecker+Invalid, 0.9s 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, 1.0s 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! [2024-10-11 15:10:29,506 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE