./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83781d.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83781d.ko-main.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 98c33dd4a8b9d397de123c51515d9ce94b0ce1f1fda3976c2bf2bd86eef00096 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:02:36,701 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:02:36,736 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:02:36,779 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:02:36,779 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:02:36,782 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:02:36,784 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:02:36,786 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:02:36,788 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:02:36,791 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:02:36,792 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:02:36,793 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:02:36,794 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:02:36,796 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:02:36,797 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:02:36,800 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:02:36,801 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:02:36,802 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:02:36,804 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:02:36,810 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:02:36,811 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:02:36,813 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:02:36,814 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:02:36,814 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:02:36,816 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:02:36,819 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:02:36,819 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:02:36,821 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:02:36,821 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:02:36,822 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:02:36,822 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:02:36,823 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:02:36,824 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:02:36,825 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:02:36,826 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:02:36,826 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:02:36,827 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:02:36,827 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:02:36,827 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:02:36,828 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:02:36,829 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:02:36,830 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:02:36,861 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:02:36,861 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:02:36,862 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:02:36,862 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:02:36,863 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:02:36,863 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:02:36,864 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:02:36,864 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:02:36,864 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:02:36,865 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:02:36,865 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:02:36,865 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:02:36,866 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:02:36,866 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:02:36,866 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:02:36,866 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:02:36,866 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:02:36,867 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:02:36,867 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:02:36,867 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:02:36,867 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:02:36,867 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:02:36,868 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:02:36,868 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:02:36,868 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:02:36,868 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:02:36,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:02:36,870 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:02:36,870 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:02:36,870 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:02:36,870 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:02:36,870 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 98c33dd4a8b9d397de123c51515d9ce94b0ce1f1fda3976c2bf2bd86eef00096 [2021-12-15 13:02:37,118 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:02:37,139 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:02:37,142 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:02:37,144 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:02:37,144 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:02:37,146 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83781d.ko-main.cil.out.i [2021-12-15 13:02:37,214 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d693709d7/07f77703844b41ac9110209d2dde3a84/FLAGfe39138ce [2021-12-15 13:02:37,970 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:02:37,971 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83781d.ko-main.cil.out.i [2021-12-15 13:02:38,023 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d693709d7/07f77703844b41ac9110209d2dde3a84/FLAGfe39138ce [2021-12-15 13:02:38,222 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d693709d7/07f77703844b41ac9110209d2dde3a84 [2021-12-15 13:02:38,225 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:02:38,227 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:02:38,230 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:02:38,230 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:02:38,233 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:02:38,234 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:02:38" (1/1) ... [2021-12-15 13:02:38,235 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b0d03d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:38, skipping insertion in model container [2021-12-15 13:02:38,235 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:02:38" (1/1) ... [2021-12-15 13:02:38,241 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:02:38,370 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:02:39,724 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83781d.ko-main.cil.out.i[231089,231102] [2021-12-15 13:02:39,815 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:02:39,894 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:02:40,199 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83781d.ko-main.cil.out.i[231089,231102] [2021-12-15 13:02:40,213 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:02:40,428 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:02:40,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:40 WrapperNode [2021-12-15 13:02:40,430 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:02:40,431 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:02:40,431 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:02:40,431 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:02:40,438 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:40" (1/1) ... [2021-12-15 13:02:40,543 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:40" (1/1) ... [2021-12-15 13:02:40,728 INFO L137 Inliner]: procedures = 206, calls = 2928, calls flagged for inlining = 89, calls inlined = 81, statements flattened = 7883 [2021-12-15 13:02:40,729 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:02:40,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:02:40,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:02:40,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:02:40,737 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:40" (1/1) ... [2021-12-15 13:02:40,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:40" (1/1) ... [2021-12-15 13:02:40,794 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:40" (1/1) ... [2021-12-15 13:02:40,795 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:40" (1/1) ... [2021-12-15 13:02:40,912 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:40" (1/1) ... [2021-12-15 13:02:41,006 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:40" (1/1) ... [2021-12-15 13:02:41,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:40" (1/1) ... [2021-12-15 13:02:41,082 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:02:41,083 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:02:41,084 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:02:41,084 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:02:41,085 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:40" (1/1) ... [2021-12-15 13:02:41,092 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:02:41,101 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:02:41,117 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 13:02:41,139 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 13:02:41,167 INFO L130 BoogieDeclarations]: Found specification of procedure w83781d_read_value [2021-12-15 13:02:41,167 INFO L138 BoogieDeclarations]: Found implementation of procedure w83781d_read_value [2021-12-15 13:02:41,167 INFO L130 BoogieDeclarations]: Found specification of procedure show_in_max [2021-12-15 13:02:41,168 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in_max [2021-12-15 13:02:41,168 INFO L130 BoogieDeclarations]: Found specification of procedure w83781d_detect [2021-12-15 13:02:41,168 INFO L138 BoogieDeclarations]: Found implementation of procedure w83781d_detect [2021-12-15 13:02:41,168 INFO L130 BoogieDeclarations]: Found specification of procedure FAN_TO_REG [2021-12-15 13:02:41,168 INFO L138 BoogieDeclarations]: Found implementation of procedure FAN_TO_REG [2021-12-15 13:02:41,168 INFO L130 BoogieDeclarations]: Found specification of procedure store_beep [2021-12-15 13:02:41,168 INFO L138 BoogieDeclarations]: Found implementation of procedure store_beep [2021-12-15 13:02:41,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:02:41,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:02:41,169 INFO L130 BoogieDeclarations]: Found specification of procedure store_pwm [2021-12-15 13:02:41,169 INFO L138 BoogieDeclarations]: Found implementation of procedure store_pwm [2021-12-15 13:02:41,169 INFO L130 BoogieDeclarations]: Found specification of procedure store_in_min [2021-12-15 13:02:41,169 INFO L138 BoogieDeclarations]: Found implementation of procedure store_in_min [2021-12-15 13:02:41,169 INFO L130 BoogieDeclarations]: Found specification of procedure store_fan_div [2021-12-15 13:02:41,170 INFO L138 BoogieDeclarations]: Found implementation of procedure store_fan_div [2021-12-15 13:02:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure LM75_TEMP_FROM_REG [2021-12-15 13:02:41,170 INFO L138 BoogieDeclarations]: Found implementation of procedure LM75_TEMP_FROM_REG [2021-12-15 13:02:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:02:41,170 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:02:41,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:02:41,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:02:41,171 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-12-15 13:02:41,171 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-12-15 13:02:41,171 INFO L130 BoogieDeclarations]: Found specification of procedure show_sensor [2021-12-15 13:02:41,171 INFO L138 BoogieDeclarations]: Found implementation of procedure show_sensor [2021-12-15 13:02:41,171 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:02:41,171 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:02:41,171 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan_min [2021-12-15 13:02:41,172 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan_min [2021-12-15 13:02:41,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:02:41,172 INFO L130 BoogieDeclarations]: Found specification of procedure store_temp_max_hyst [2021-12-15 13:02:41,172 INFO L138 BoogieDeclarations]: Found implementation of procedure store_temp_max_hyst [2021-12-15 13:02:41,172 INFO L130 BoogieDeclarations]: Found specification of procedure show_alarm [2021-12-15 13:02:41,172 INFO L138 BoogieDeclarations]: Found implementation of procedure show_alarm [2021-12-15 13:02:41,173 INFO L130 BoogieDeclarations]: Found specification of procedure SENSORS_LIMIT [2021-12-15 13:02:41,173 INFO L138 BoogieDeclarations]: Found implementation of procedure SENSORS_LIMIT [2021-12-15 13:02:41,173 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte_data [2021-12-15 13:02:41,173 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte_data [2021-12-15 13:02:41,174 INFO L130 BoogieDeclarations]: Found specification of procedure w83781d_isa_unregister [2021-12-15 13:02:41,174 INFO L138 BoogieDeclarations]: Found implementation of procedure w83781d_isa_unregister [2021-12-15 13:02:41,174 INFO L130 BoogieDeclarations]: Found specification of procedure show_in [2021-12-15 13:02:41,174 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in [2021-12-15 13:02:41,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:02:41,175 INFO L130 BoogieDeclarations]: Found specification of procedure show_beep [2021-12-15 13:02:41,175 INFO L138 BoogieDeclarations]: Found implementation of procedure show_beep [2021-12-15 13:02:41,175 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtol [2021-12-15 13:02:41,175 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtol [2021-12-15 13:02:41,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:02:41,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:02:41,176 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_unregister_device [2021-12-15 13:02:41,176 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_unregister_device [2021-12-15 13:02:41,176 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-15 13:02:41,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-15 13:02:41,177 INFO L130 BoogieDeclarations]: Found specification of procedure show_pwm [2021-12-15 13:02:41,178 INFO L138 BoogieDeclarations]: Found implementation of procedure show_pwm [2021-12-15 13:02:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure FAN_FROM_REG [2021-12-15 13:02:41,178 INFO L138 BoogieDeclarations]: Found implementation of procedure FAN_FROM_REG [2021-12-15 13:02:41,178 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-15 13:02:41,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-15 13:02:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure store_sensor [2021-12-15 13:02:41,179 INFO L138 BoogieDeclarations]: Found implementation of procedure store_sensor [2021-12-15 13:02:41,179 INFO L130 BoogieDeclarations]: Found specification of procedure w83781d_update_device [2021-12-15 13:02:41,180 INFO L138 BoogieDeclarations]: Found implementation of procedure w83781d_update_device [2021-12-15 13:02:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure w83781d_remove_files [2021-12-15 13:02:41,180 INFO L138 BoogieDeclarations]: Found implementation of procedure w83781d_remove_files [2021-12-15 13:02:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan [2021-12-15 13:02:41,180 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan [2021-12-15 13:02:41,180 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-15 13:02:41,181 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-15 13:02:41,181 INFO L130 BoogieDeclarations]: Found specification of procedure store_in_max [2021-12-15 13:02:41,181 INFO L138 BoogieDeclarations]: Found implementation of procedure store_in_max [2021-12-15 13:02:41,181 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_word_swapped [2021-12-15 13:02:41,182 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_word_swapped [2021-12-15 13:02:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2021-12-15 13:02:41,182 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2021-12-15 13:02:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_w83781d_data [2021-12-15 13:02:41,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_w83781d_data [2021-12-15 13:02:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:02:41,182 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2021-12-15 13:02:41,183 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2021-12-15 13:02:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2021-12-15 13:02:41,183 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2021-12-15 13:02:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_write_word_swapped [2021-12-15 13:02:41,183 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_write_word_swapped [2021-12-15 13:02:41,183 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan_div [2021-12-15 13:02:41,183 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan_div [2021-12-15 13:02:41,184 INFO L130 BoogieDeclarations]: Found specification of procedure LM75_TEMP_TO_REG [2021-12-15 13:02:41,184 INFO L138 BoogieDeclarations]: Found implementation of procedure LM75_TEMP_TO_REG [2021-12-15 13:02:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:02:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_w83781d_data [2021-12-15 13:02:41,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_w83781d_data [2021-12-15 13:02:41,185 INFO L130 BoogieDeclarations]: Found specification of procedure show_temp [2021-12-15 13:02:41,186 INFO L138 BoogieDeclarations]: Found implementation of procedure show_temp [2021-12-15 13:02:41,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:02:41,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:02:41,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_w83781d_data [2021-12-15 13:02:41,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_w83781d_data [2021-12-15 13:02:41,187 INFO L130 BoogieDeclarations]: Found specification of procedure store_temp_max [2021-12-15 13:02:41,187 INFO L138 BoogieDeclarations]: Found implementation of procedure store_temp_max [2021-12-15 13:02:41,187 INFO L130 BoogieDeclarations]: Found specification of procedure w83781d_write_value [2021-12-15 13:02:41,187 INFO L138 BoogieDeclarations]: Found implementation of procedure w83781d_write_value [2021-12-15 13:02:41,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:02:41,188 INFO L130 BoogieDeclarations]: Found specification of procedure show_in_min [2021-12-15 13:02:41,188 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in_min [2021-12-15 13:02:41,188 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:02:41,188 INFO L130 BoogieDeclarations]: Found specification of procedure store_fan_min [2021-12-15 13:02:41,188 INFO L138 BoogieDeclarations]: Found implementation of procedure store_fan_min [2021-12-15 13:02:41,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:02:41,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_w83781d_data [2021-12-15 13:02:41,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_w83781d_data [2021-12-15 13:02:41,189 INFO L130 BoogieDeclarations]: Found specification of procedure show_temp_max [2021-12-15 13:02:41,189 INFO L138 BoogieDeclarations]: Found implementation of procedure show_temp_max [2021-12-15 13:02:41,189 INFO L130 BoogieDeclarations]: Found specification of procedure show_temp_max_hyst [2021-12-15 13:02:41,190 INFO L138 BoogieDeclarations]: Found implementation of procedure show_temp_max_hyst [2021-12-15 13:02:41,190 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2021-12-15 13:02:41,191 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2021-12-15 13:02:41,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:02:41,194 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_write_byte_data [2021-12-15 13:02:41,194 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_write_byte_data [2021-12-15 13:02:41,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:02:41,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:02:41,196 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:02:41,197 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:02:42,112 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:02:42,115 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:02:47,088 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 13:02:47,114 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 13:02:47,115 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-15 13:02:47,119 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:02:47 BoogieIcfgContainer [2021-12-15 13:02:47,120 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 13:02:47,121 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 13:02:47,122 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 13:02:47,125 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 13:02:47,125 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 01:02:38" (1/3) ... [2021-12-15 13:02:47,126 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@535ee8dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 01:02:47, skipping insertion in model container [2021-12-15 13:02:47,126 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:40" (2/3) ... [2021-12-15 13:02:47,126 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@535ee8dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 01:02:47, skipping insertion in model container [2021-12-15 13:02:47,127 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:02:47" (3/3) ... [2021-12-15 13:02:47,128 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83781d.ko-main.cil.out.i [2021-12-15 13:02:47,133 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 13:02:47,134 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 13:02:47,188 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 13:02:47,195 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-15 13:02:47,196 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 13:02:47,279 INFO L276 IsEmpty]: Start isEmpty. Operand has 1942 states, 1456 states have (on average 1.5206043956043955) internal successors, (2214), 1467 states have internal predecessors, (2214), 427 states have call successors, (427), 57 states have call predecessors, (427), 57 states have return successors, (427), 427 states have call predecessors, (427), 427 states have call successors, (427) [2021-12-15 13:02:47,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-12-15 13:02:47,288 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 13:02:47,288 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 13:02:47,289 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 13:02:47,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 13:02:47,294 INFO L85 PathProgramCache]: Analyzing trace with hash 1921795242, now seen corresponding path program 1 times [2021-12-15 13:02:47,303 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 13:02:47,303 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [247049844] [2021-12-15 13:02:47,304 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 13:02:47,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 13:02:47,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-15 13:02:47,439 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:89) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:02:47,449 INFO L158 Benchmark]: Toolchain (without parser) took 9220.84ms. Allocated memory was 94.4MB in the beginning and 679.5MB in the end (delta: 585.1MB). Free memory was 54.9MB in the beginning and 360.1MB in the end (delta: -305.3MB). Peak memory consumption was 279.5MB. Max. memory is 16.1GB. [2021-12-15 13:02:47,450 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 94.4MB. Free memory was 52.0MB in the beginning and 51.9MB in the end (delta: 92.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:02:47,450 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2200.91ms. Allocated memory was 94.4MB in the beginning and 207.6MB in the end (delta: 113.2MB). Free memory was 54.9MB in the beginning and 146.1MB in the end (delta: -91.3MB). Peak memory consumption was 83.7MB. Max. memory is 16.1GB. [2021-12-15 13:02:47,451 INFO L158 Benchmark]: Boogie Procedure Inliner took 297.46ms. Allocated memory is still 207.6MB. Free memory was 146.1MB in the beginning and 104.2MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2021-12-15 13:02:47,451 INFO L158 Benchmark]: Boogie Preprocessor took 352.97ms. Allocated memory is still 207.6MB. Free memory was 104.2MB in the beginning and 109.2MB in the end (delta: -5.0MB). Peak memory consumption was 54.8MB. Max. memory is 16.1GB. [2021-12-15 13:02:47,456 INFO L158 Benchmark]: RCFGBuilder took 6036.74ms. Allocated memory was 207.6MB in the beginning and 679.5MB in the end (delta: 471.9MB). Free memory was 109.2MB in the beginning and 391.6MB in the end (delta: -282.4MB). Peak memory consumption was 416.0MB. Max. memory is 16.1GB. [2021-12-15 13:02:47,457 INFO L158 Benchmark]: TraceAbstraction took 325.51ms. Allocated memory is still 679.5MB. Free memory was 390.5MB in the beginning and 360.1MB in the end (delta: 30.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-12-15 13:02:47,462 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 94.4MB. Free memory was 52.0MB in the beginning and 51.9MB in the end (delta: 92.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2200.91ms. Allocated memory was 94.4MB in the beginning and 207.6MB in the end (delta: 113.2MB). Free memory was 54.9MB in the beginning and 146.1MB in the end (delta: -91.3MB). Peak memory consumption was 83.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 297.46ms. Allocated memory is still 207.6MB. Free memory was 146.1MB in the beginning and 104.2MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 352.97ms. Allocated memory is still 207.6MB. Free memory was 104.2MB in the beginning and 109.2MB in the end (delta: -5.0MB). Peak memory consumption was 54.8MB. Max. memory is 16.1GB. * RCFGBuilder took 6036.74ms. Allocated memory was 207.6MB in the beginning and 679.5MB in the end (delta: 471.9MB). Free memory was 109.2MB in the beginning and 391.6MB in the end (delta: -282.4MB). Peak memory consumption was 416.0MB. Max. memory is 16.1GB. * TraceAbstraction took 325.51ms. Allocated memory is still 679.5MB. Free memory was 390.5MB in the beginning and 360.1MB in the end (delta: 30.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:02:47,508 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83781d.ko-main.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 98c33dd4a8b9d397de123c51515d9ce94b0ce1f1fda3976c2bf2bd86eef00096 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:02:49,896 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:02:49,898 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:02:49,930 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:02:49,931 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:02:49,935 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:02:49,937 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:02:49,942 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:02:49,943 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:02:49,945 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:02:49,946 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:02:49,948 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:02:49,949 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:02:49,951 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:02:49,952 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:02:49,953 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:02:49,955 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:02:49,955 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:02:49,959 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:02:49,962 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:02:49,964 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:02:49,968 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:02:49,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:02:49,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:02:49,976 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:02:49,976 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:02:49,977 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:02:49,978 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:02:49,978 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:02:49,979 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:02:49,979 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:02:49,980 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:02:49,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:02:49,982 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:02:49,983 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:02:49,983 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:02:49,984 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:02:49,984 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:02:49,985 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:02:49,986 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:02:49,987 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:02:49,988 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:02:50,032 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:02:50,033 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:02:50,034 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:02:50,034 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:02:50,035 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:02:50,035 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:02:50,036 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:02:50,037 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:02:50,037 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:02:50,037 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:02:50,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:02:50,038 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:02:50,038 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:02:50,038 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:02:50,039 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:02:50,039 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:02:50,039 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:02:50,039 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:02:50,039 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:02:50,040 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:02:50,040 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:02:50,040 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:02:50,040 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:02:50,040 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:02:50,041 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:02:50,041 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:02:50,041 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:02:50,041 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:02:50,041 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:02:50,042 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:02:50,042 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:02:50,042 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:02:50,042 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:02:50,043 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:02:50,043 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 98c33dd4a8b9d397de123c51515d9ce94b0ce1f1fda3976c2bf2bd86eef00096 [2021-12-15 13:02:50,406 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:02:50,426 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:02:50,430 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:02:50,432 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:02:50,432 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:02:50,434 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83781d.ko-main.cil.out.i [2021-12-15 13:02:50,499 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f560347ca/ccb0f418a2464e9d940256c74c7a7898/FLAG952e1c5e3 [2021-12-15 13:02:51,374 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:02:51,376 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83781d.ko-main.cil.out.i [2021-12-15 13:02:51,411 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f560347ca/ccb0f418a2464e9d940256c74c7a7898/FLAG952e1c5e3 [2021-12-15 13:02:51,471 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f560347ca/ccb0f418a2464e9d940256c74c7a7898 [2021-12-15 13:02:51,474 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:02:51,475 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:02:51,476 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:02:51,477 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:02:51,481 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:02:51,482 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:02:51" (1/1) ... [2021-12-15 13:02:51,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ec128e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:51, skipping insertion in model container [2021-12-15 13:02:51,483 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:02:51" (1/1) ... [2021-12-15 13:02:51,490 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:02:51,613 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:02:53,369 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83781d.ko-main.cil.out.i[231089,231102] [2021-12-15 13:02:53,533 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:02:53,678 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 13:02:53,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:02:54,215 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83781d.ko-main.cil.out.i[231089,231102] [2021-12-15 13:02:54,226 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:02:54,274 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:02:54,605 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83781d.ko-main.cil.out.i[231089,231102] [2021-12-15 13:02:54,616 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:02:54,992 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:02:54,993 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:54 WrapperNode [2021-12-15 13:02:54,993 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:02:54,995 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:02:54,995 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:02:54,995 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:02:55,001 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:54" (1/1) ... [2021-12-15 13:02:55,114 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:54" (1/1) ... [2021-12-15 13:02:55,473 INFO L137 Inliner]: procedures = 215, calls = 2928, calls flagged for inlining = 89, calls inlined = 81, statements flattened = 7475 [2021-12-15 13:02:55,474 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:02:55,475 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:02:55,475 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:02:55,476 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:02:55,484 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:54" (1/1) ... [2021-12-15 13:02:55,484 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:54" (1/1) ... [2021-12-15 13:02:55,557 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:54" (1/1) ... [2021-12-15 13:02:55,599 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:54" (1/1) ... [2021-12-15 13:02:55,779 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:54" (1/1) ... [2021-12-15 13:02:55,815 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:54" (1/1) ... [2021-12-15 13:02:55,872 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:54" (1/1) ... [2021-12-15 13:02:55,928 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:02:55,932 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:02:55,933 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:02:55,933 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:02:55,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:54" (1/1) ... [2021-12-15 13:02:55,941 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:02:55,953 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:02:55,968 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 13:02:55,978 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 13:02:56,027 INFO L130 BoogieDeclarations]: Found specification of procedure w83781d_read_value [2021-12-15 13:02:56,028 INFO L138 BoogieDeclarations]: Found implementation of procedure w83781d_read_value [2021-12-15 13:02:56,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-15 13:02:56,028 INFO L130 BoogieDeclarations]: Found specification of procedure show_in_max [2021-12-15 13:02:56,028 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in_max [2021-12-15 13:02:56,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 13:02:56,028 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 13:02:56,029 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-15 13:02:56,029 INFO L130 BoogieDeclarations]: Found specification of procedure w83781d_detect [2021-12-15 13:02:56,029 INFO L138 BoogieDeclarations]: Found implementation of procedure w83781d_detect [2021-12-15 13:02:56,029 INFO L130 BoogieDeclarations]: Found specification of procedure FAN_TO_REG [2021-12-15 13:02:56,029 INFO L138 BoogieDeclarations]: Found implementation of procedure FAN_TO_REG [2021-12-15 13:02:56,029 INFO L130 BoogieDeclarations]: Found specification of procedure store_beep [2021-12-15 13:02:56,030 INFO L138 BoogieDeclarations]: Found implementation of procedure store_beep [2021-12-15 13:02:56,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:02:56,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:02:56,030 INFO L130 BoogieDeclarations]: Found specification of procedure store_pwm [2021-12-15 13:02:56,030 INFO L138 BoogieDeclarations]: Found implementation of procedure store_pwm [2021-12-15 13:02:56,030 INFO L130 BoogieDeclarations]: Found specification of procedure store_in_min [2021-12-15 13:02:56,031 INFO L138 BoogieDeclarations]: Found implementation of procedure store_in_min [2021-12-15 13:02:56,031 INFO L130 BoogieDeclarations]: Found specification of procedure store_fan_div [2021-12-15 13:02:56,031 INFO L138 BoogieDeclarations]: Found implementation of procedure store_fan_div [2021-12-15 13:02:56,035 INFO L130 BoogieDeclarations]: Found specification of procedure LM75_TEMP_FROM_REG [2021-12-15 13:02:56,035 INFO L138 BoogieDeclarations]: Found implementation of procedure LM75_TEMP_FROM_REG [2021-12-15 13:02:56,035 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-15 13:02:56,036 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-15 13:02:56,036 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:02:56,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:02:56,036 INFO L130 BoogieDeclarations]: Found specification of procedure device_create_file [2021-12-15 13:02:56,036 INFO L138 BoogieDeclarations]: Found implementation of procedure device_create_file [2021-12-15 13:02:56,037 INFO L130 BoogieDeclarations]: Found specification of procedure show_sensor [2021-12-15 13:02:56,037 INFO L138 BoogieDeclarations]: Found implementation of procedure show_sensor [2021-12-15 13:02:56,037 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-15 13:02:56,038 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-15 13:02:56,038 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan_min [2021-12-15 13:02:56,038 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan_min [2021-12-15 13:02:56,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 13:02:56,038 INFO L130 BoogieDeclarations]: Found specification of procedure store_temp_max_hyst [2021-12-15 13:02:56,039 INFO L138 BoogieDeclarations]: Found implementation of procedure store_temp_max_hyst [2021-12-15 13:02:56,039 INFO L130 BoogieDeclarations]: Found specification of procedure show_alarm [2021-12-15 13:02:56,040 INFO L138 BoogieDeclarations]: Found implementation of procedure show_alarm [2021-12-15 13:02:56,040 INFO L130 BoogieDeclarations]: Found specification of procedure SENSORS_LIMIT [2021-12-15 13:02:56,040 INFO L138 BoogieDeclarations]: Found implementation of procedure SENSORS_LIMIT [2021-12-15 13:02:56,040 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_byte_data [2021-12-15 13:02:56,040 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_byte_data [2021-12-15 13:02:56,040 INFO L130 BoogieDeclarations]: Found specification of procedure w83781d_isa_unregister [2021-12-15 13:02:56,041 INFO L138 BoogieDeclarations]: Found implementation of procedure w83781d_isa_unregister [2021-12-15 13:02:56,041 INFO L130 BoogieDeclarations]: Found specification of procedure show_in [2021-12-15 13:02:56,041 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in [2021-12-15 13:02:56,042 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 13:02:56,042 INFO L130 BoogieDeclarations]: Found specification of procedure show_beep [2021-12-15 13:02:56,042 INFO L138 BoogieDeclarations]: Found implementation of procedure show_beep [2021-12-15 13:02:56,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 13:02:56,044 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtol [2021-12-15 13:02:56,044 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtol [2021-12-15 13:02:56,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-15 13:02:56,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-15 13:02:56,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 13:02:56,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 13:02:56,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:02:56,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-15 13:02:56,046 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_unregister_device [2021-12-15 13:02:56,046 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_unregister_device [2021-12-15 13:02:56,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 13:02:56,046 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 13:02:56,047 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 13:02:56,047 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-15 13:02:56,048 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-15 13:02:56,048 INFO L130 BoogieDeclarations]: Found specification of procedure show_pwm [2021-12-15 13:02:56,048 INFO L138 BoogieDeclarations]: Found implementation of procedure show_pwm [2021-12-15 13:02:56,048 INFO L130 BoogieDeclarations]: Found specification of procedure FAN_FROM_REG [2021-12-15 13:02:56,049 INFO L138 BoogieDeclarations]: Found implementation of procedure FAN_FROM_REG [2021-12-15 13:02:56,049 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-15 13:02:56,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-15 13:02:56,049 INFO L130 BoogieDeclarations]: Found specification of procedure store_sensor [2021-12-15 13:02:56,049 INFO L138 BoogieDeclarations]: Found implementation of procedure store_sensor [2021-12-15 13:02:56,049 INFO L130 BoogieDeclarations]: Found specification of procedure w83781d_update_device [2021-12-15 13:02:56,050 INFO L138 BoogieDeclarations]: Found implementation of procedure w83781d_update_device [2021-12-15 13:02:56,050 INFO L130 BoogieDeclarations]: Found specification of procedure w83781d_remove_files [2021-12-15 13:02:56,050 INFO L138 BoogieDeclarations]: Found implementation of procedure w83781d_remove_files [2021-12-15 13:02:56,050 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan [2021-12-15 13:02:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan [2021-12-15 13:02:56,052 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-15 13:02:56,052 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-15 13:02:56,052 INFO L130 BoogieDeclarations]: Found specification of procedure store_in_max [2021-12-15 13:02:56,053 INFO L138 BoogieDeclarations]: Found implementation of procedure store_in_max [2021-12-15 13:02:56,053 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_read_word_swapped [2021-12-15 13:02:56,054 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_read_word_swapped [2021-12-15 13:02:56,054 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_create_group [2021-12-15 13:02:56,054 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_create_group [2021-12-15 13:02:56,054 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_lock_of_w83781d_data [2021-12-15 13:02:56,055 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_lock_of_w83781d_data [2021-12-15 13:02:56,055 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_remove_group [2021-12-15 13:02:56,056 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_remove_group [2021-12-15 13:02:56,056 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_get_clientdata [2021-12-15 13:02:56,056 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_get_clientdata [2021-12-15 13:02:56,057 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_write_word_swapped [2021-12-15 13:02:56,057 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_write_word_swapped [2021-12-15 13:02:56,057 INFO L130 BoogieDeclarations]: Found specification of procedure show_fan_div [2021-12-15 13:02:56,057 INFO L138 BoogieDeclarations]: Found implementation of procedure show_fan_div [2021-12-15 13:02:56,057 INFO L130 BoogieDeclarations]: Found specification of procedure LM75_TEMP_TO_REG [2021-12-15 13:02:56,075 INFO L138 BoogieDeclarations]: Found implementation of procedure LM75_TEMP_TO_REG [2021-12-15 13:02:56,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_update_lock_of_w83781d_data [2021-12-15 13:02:56,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_update_lock_of_w83781d_data [2021-12-15 13:02:56,075 INFO L130 BoogieDeclarations]: Found specification of procedure show_temp [2021-12-15 13:02:56,075 INFO L138 BoogieDeclarations]: Found implementation of procedure show_temp [2021-12-15 13:02:56,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-15 13:02:56,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-15 13:02:56,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_lock_of_w83781d_data [2021-12-15 13:02:56,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_lock_of_w83781d_data [2021-12-15 13:02:56,076 INFO L130 BoogieDeclarations]: Found specification of procedure store_temp_max [2021-12-15 13:02:56,076 INFO L138 BoogieDeclarations]: Found implementation of procedure store_temp_max [2021-12-15 13:02:56,077 INFO L130 BoogieDeclarations]: Found specification of procedure w83781d_write_value [2021-12-15 13:02:56,077 INFO L138 BoogieDeclarations]: Found implementation of procedure w83781d_write_value [2021-12-15 13:02:56,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:02:56,077 INFO L130 BoogieDeclarations]: Found specification of procedure show_in_min [2021-12-15 13:02:56,077 INFO L138 BoogieDeclarations]: Found implementation of procedure show_in_min [2021-12-15 13:02:56,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:02:56,078 INFO L130 BoogieDeclarations]: Found specification of procedure store_fan_min [2021-12-15 13:02:56,078 INFO L138 BoogieDeclarations]: Found implementation of procedure store_fan_min [2021-12-15 13:02:56,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 13:02:56,078 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_update_lock_of_w83781d_data [2021-12-15 13:02:56,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_update_lock_of_w83781d_data [2021-12-15 13:02:56,078 INFO L130 BoogieDeclarations]: Found specification of procedure show_temp_max [2021-12-15 13:02:56,079 INFO L138 BoogieDeclarations]: Found implementation of procedure show_temp_max [2021-12-15 13:02:56,079 INFO L130 BoogieDeclarations]: Found specification of procedure show_temp_max_hyst [2021-12-15 13:02:56,079 INFO L138 BoogieDeclarations]: Found implementation of procedure show_temp_max_hyst [2021-12-15 13:02:56,079 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtoul [2021-12-15 13:02:56,079 INFO L138 BoogieDeclarations]: Found implementation of procedure kstrtoul [2021-12-15 13:02:56,079 INFO L130 BoogieDeclarations]: Found specification of procedure i2c_smbus_write_byte_data [2021-12-15 13:02:56,079 INFO L138 BoogieDeclarations]: Found implementation of procedure i2c_smbus_write_byte_data [2021-12-15 13:02:56,079 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:02:56,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:02:56,079 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-15 13:02:56,080 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-15 13:02:57,251 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:02:57,261 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:03:08,059 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 13:03:08,085 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 13:03:08,085 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-15 13:03:08,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:03:08 BoogieIcfgContainer [2021-12-15 13:03:08,089 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 13:03:08,090 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 13:03:08,091 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 13:03:08,093 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 13:03:08,094 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 01:02:51" (1/3) ... [2021-12-15 13:03:08,094 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7eb7a4e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 01:03:08, skipping insertion in model container [2021-12-15 13:03:08,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:02:54" (2/3) ... [2021-12-15 13:03:08,095 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7eb7a4e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 01:03:08, skipping insertion in model container [2021-12-15 13:03:08,095 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:03:08" (3/3) ... [2021-12-15 13:03:08,096 INFO L111 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_linux-3.8-rc1-drivers--hwmon--w83781d.ko-main.cil.out.i [2021-12-15 13:03:08,101 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 13:03:08,101 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 13:03:08,168 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 13:03:08,175 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-15 13:03:08,175 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 13:03:08,236 INFO L276 IsEmpty]: Start isEmpty. Operand has 1942 states, 1456 states have (on average 1.5206043956043955) internal successors, (2214), 1467 states have internal predecessors, (2214), 427 states have call successors, (427), 57 states have call predecessors, (427), 57 states have return successors, (427), 427 states have call predecessors, (427), 427 states have call successors, (427) [2021-12-15 13:03:08,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-12-15 13:03:08,251 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 13:03:08,251 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 13:03:08,252 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 13:03:08,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 13:03:08,257 INFO L85 PathProgramCache]: Analyzing trace with hash 1921795242, now seen corresponding path program 1 times [2021-12-15 13:03:08,276 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-15 13:03:08,276 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1077816656] [2021-12-15 13:03:08,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 13:03:08,277 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-15 13:03:08,278 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-15 13:03:08,280 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-15 13:03:08,284 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-12-15 13:03:08,968 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-12-15 13:03:09,168 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-15 13:03:09,168 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:03:09,173 INFO L158 Benchmark]: Toolchain (without parser) took 17696.74ms. Allocated memory was 65.0MB in the beginning and 740.3MB in the end (delta: 675.3MB). Free memory was 40.1MB in the beginning and 607.1MB in the end (delta: -567.0MB). Peak memory consumption was 450.1MB. Max. memory is 16.1GB. [2021-12-15 13:03:09,173 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 48.2MB. Free memory was 30.1MB in the beginning and 30.0MB in the end (delta: 54.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:03:09,174 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3517.15ms. Allocated memory was 65.0MB in the beginning and 308.3MB in the end (delta: 243.3MB). Free memory was 39.9MB in the beginning and 245.5MB in the end (delta: -205.6MB). Peak memory consumption was 94.9MB. Max. memory is 16.1GB. [2021-12-15 13:03:09,175 INFO L158 Benchmark]: Boogie Procedure Inliner took 479.79ms. Allocated memory is still 308.3MB. Free memory was 245.5MB in the beginning and 207.7MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2021-12-15 13:03:09,175 INFO L158 Benchmark]: Boogie Preprocessor took 453.78ms. Allocated memory is still 308.3MB. Free memory was 207.7MB in the beginning and 161.6MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2021-12-15 13:03:09,176 INFO L158 Benchmark]: RCFGBuilder took 12157.48ms. Allocated memory was 308.3MB in the beginning and 616.6MB in the end (delta: 308.3MB). Free memory was 161.6MB in the beginning and 189.6MB in the end (delta: -28.0MB). Peak memory consumption was 302.3MB. Max. memory is 16.1GB. [2021-12-15 13:03:09,176 INFO L158 Benchmark]: TraceAbstraction took 1080.78ms. Allocated memory was 616.6MB in the beginning and 740.3MB in the end (delta: 123.7MB). Free memory was 188.5MB in the beginning and 607.1MB in the end (delta: -418.5MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2021-12-15 13:03:09,179 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 48.2MB. Free memory was 30.1MB in the beginning and 30.0MB in the end (delta: 54.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3517.15ms. Allocated memory was 65.0MB in the beginning and 308.3MB in the end (delta: 243.3MB). Free memory was 39.9MB in the beginning and 245.5MB in the end (delta: -205.6MB). Peak memory consumption was 94.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 479.79ms. Allocated memory is still 308.3MB. Free memory was 245.5MB in the beginning and 207.7MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 453.78ms. Allocated memory is still 308.3MB. Free memory was 207.7MB in the beginning and 161.6MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * RCFGBuilder took 12157.48ms. Allocated memory was 308.3MB in the beginning and 616.6MB in the end (delta: 308.3MB). Free memory was 161.6MB in the beginning and 189.6MB in the end (delta: -28.0MB). Peak memory consumption was 302.3MB. Max. memory is 16.1GB. * TraceAbstraction took 1080.78ms. Allocated memory was 616.6MB in the beginning and 740.3MB in the end (delta: 123.7MB). Free memory was 188.5MB in the beginning and 607.1MB in the end (delta: -418.5MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:03:09,235 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable