./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 791161d1 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-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.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 2c422fb06a669ce5225d4a34bb003621d8e04f4e033c19b27cdce4080ea01ff2 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-22 22:59:14,670 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 22:59:14,672 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 22:59:14,707 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 22:59:14,707 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 22:59:14,708 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 22:59:14,710 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 22:59:14,711 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 22:59:14,713 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 22:59:14,716 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 22:59:14,717 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 22:59:14,719 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 22:59:14,719 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 22:59:14,720 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 22:59:14,721 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 22:59:14,723 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 22:59:14,724 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 22:59:14,725 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 22:59:14,726 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 22:59:14,731 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 22:59:14,732 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 22:59:14,733 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 22:59:14,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 22:59:14,734 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 22:59:14,735 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 22:59:14,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 22:59:14,738 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 22:59:14,738 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 22:59:14,739 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 22:59:14,739 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 22:59:14,740 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 22:59:14,740 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 22:59:14,742 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 22:59:14,742 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 22:59:14,743 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 22:59:14,743 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 22:59:14,743 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 22:59:14,744 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 22:59:14,744 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 22:59:14,744 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 22:59:14,745 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 22:59:14,746 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 22:59:14,746 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-22 22:59:14,768 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 22:59:14,768 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 22:59:14,769 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 22:59:14,769 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 22:59:14,769 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 22:59:14,769 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 22:59:14,770 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 22:59:14,770 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 22:59:14,770 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 22:59:14,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 22:59:14,771 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 22:59:14,771 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 22:59:14,771 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 22:59:14,772 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 22:59:14,772 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 22:59:14,772 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 22:59:14,772 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 22:59:14,772 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 22:59:14,772 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 22:59:14,774 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 22:59:14,774 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 22:59:14,774 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 22:59:14,774 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 22:59:14,774 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 22:59:14,774 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 22:59:14,775 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 22:59:14,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-22 22:59:14,775 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 22:59:14,775 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 22:59:14,775 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 22:59:14,776 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c422fb06a669ce5225d4a34bb003621d8e04f4e033c19b27cdce4080ea01ff2 [2022-07-22 22:59:14,964 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 22:59:14,988 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 22:59:14,990 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 22:59:14,991 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 22:59:14,992 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 22:59:14,993 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2022-07-22 22:59:15,062 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2a303213/82e1fc38cf7044aa9ba9ef2757b0a145/FLAGb1dd9bac7 [2022-07-22 22:59:15,779 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 22:59:15,782 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2022-07-22 22:59:15,839 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2a303213/82e1fc38cf7044aa9ba9ef2757b0a145/FLAGb1dd9bac7 [2022-07-22 22:59:16,292 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/f2a303213/82e1fc38cf7044aa9ba9ef2757b0a145 [2022-07-22 22:59:16,294 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 22:59:16,295 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 22:59:16,297 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 22:59:16,297 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 22:59:16,303 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 22:59:16,303 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 10:59:16" (1/1) ... [2022-07-22 22:59:16,304 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56e3e971 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:16, skipping insertion in model container [2022-07-22 22:59:16,304 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 10:59:16" (1/1) ... [2022-07-22 22:59:16,309 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 22:59:16,480 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 22:59:25,119 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-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2022-07-22 22:59:25,610 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 22:59:25,696 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 22:59:26,219 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: HeapLValues must be converted to RValue before their value can be queried. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:517) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1397) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) 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) [2022-07-22 22:59:26,223 INFO L158 Benchmark]: Toolchain (without parser) took 9927.24ms. Allocated memory was 130.0MB in the beginning and 335.5MB in the end (delta: 205.5MB). Free memory was 86.6MB in the beginning and 160.8MB in the end (delta: -74.2MB). Peak memory consumption was 191.8MB. Max. memory is 16.1GB. [2022-07-22 22:59:26,224 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 130.0MB. Free memory was 102.8MB in the beginning and 102.8MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 22:59:26,224 INFO L158 Benchmark]: CACSL2BoogieTranslator took 9924.92ms. Allocated memory was 130.0MB in the beginning and 335.5MB in the end (delta: 205.5MB). Free memory was 86.2MB in the beginning and 160.8MB in the end (delta: -74.5MB). Peak memory consumption was 191.8MB. Max. memory is 16.1GB. [2022-07-22 22:59:26,225 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 130.0MB. Free memory was 102.8MB in the beginning and 102.8MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 9924.92ms. Allocated memory was 130.0MB in the beginning and 335.5MB in the end (delta: 205.5MB). Free memory was 86.2MB in the beginning and 160.8MB in the end (delta: -74.5MB). Peak memory consumption was 191.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: HeapLValues must be converted to RValue before their value can be queried. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: HeapLValues must be converted to RValue before their value can be queried.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) RESULT: Ultimate could not prove your program: Toolchain returned no result. 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-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.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 2c422fb06a669ce5225d4a34bb003621d8e04f4e033c19b27cdce4080ea01ff2 --- Real Ultimate output --- This is Ultimate 0.2.2-?-791161d [2022-07-22 22:59:27,822 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 22:59:27,824 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 22:59:27,860 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 22:59:27,861 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 22:59:27,862 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 22:59:27,877 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 22:59:27,880 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 22:59:27,881 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 22:59:27,885 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 22:59:27,886 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 22:59:27,887 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 22:59:27,888 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 22:59:27,889 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 22:59:27,890 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 22:59:27,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 22:59:27,894 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 22:59:27,896 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 22:59:27,897 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 22:59:27,901 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 22:59:27,902 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 22:59:27,903 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 22:59:27,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 22:59:27,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 22:59:27,906 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 22:59:27,911 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 22:59:27,912 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 22:59:27,912 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 22:59:27,912 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 22:59:27,913 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 22:59:27,913 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 22:59:27,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 22:59:27,915 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 22:59:27,915 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 22:59:27,916 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 22:59:27,917 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 22:59:27,917 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 22:59:27,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 22:59:27,918 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 22:59:27,918 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 22:59:27,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 22:59:27,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 22:59:27,926 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-22 22:59:27,947 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 22:59:27,947 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 22:59:27,948 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 22:59:27,948 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 22:59:27,948 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 22:59:27,948 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 22:59:27,949 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 22:59:27,949 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 22:59:27,949 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 22:59:27,950 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 22:59:27,954 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 22:59:27,955 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 22:59:27,955 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 22:59:27,955 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 22:59:27,955 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-22 22:59:27,955 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-22 22:59:27,955 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-22 22:59:27,956 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 22:59:27,956 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 22:59:27,956 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 22:59:27,956 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 22:59:27,956 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 22:59:27,956 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 22:59:27,957 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 22:59:27,957 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 22:59:27,957 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 22:59:27,957 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 22:59:27,957 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-22 22:59:27,957 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-22 22:59:27,958 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-22 22:59:27,958 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-22 22:59:27,958 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 22:59:27,958 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-22 22:59:27,958 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c422fb06a669ce5225d4a34bb003621d8e04f4e033c19b27cdce4080ea01ff2 [2022-07-22 22:59:28,233 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 22:59:28,249 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 22:59:28,251 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 22:59:28,252 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 22:59:28,252 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 22:59:28,253 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2022-07-22 22:59:28,293 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a677ec718/c282ee618e63462e9c8b3100d7c3f5f9/FLAG91ccc6e7b [2022-07-22 22:59:29,162 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 22:59:29,163 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2022-07-22 22:59:29,249 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a677ec718/c282ee618e63462e9c8b3100d7c3f5f9/FLAG91ccc6e7b [2022-07-22 22:59:29,531 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a677ec718/c282ee618e63462e9c8b3100d7c3f5f9 [2022-07-22 22:59:29,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 22:59:29,534 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 22:59:29,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 22:59:29,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 22:59:29,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 22:59:29,539 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 10:59:29" (1/1) ... [2022-07-22 22:59:29,540 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4c9de2a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:29, skipping insertion in model container [2022-07-22 22:59:29,540 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 10:59:29" (1/1) ... [2022-07-22 22:59:29,544 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 22:59:29,744 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 22:59:38,425 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-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2022-07-22 22:59:38,967 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 22:59:39,032 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-22 22:59:39,126 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 22:59:39,546 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-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2022-07-22 22:59:39,565 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 22:59:39,600 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 22:59:40,210 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-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2022-07-22 22:59:40,222 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 22:59:40,610 INFO L208 MainTranslator]: Completed translation [2022-07-22 22:59:40,610 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:40 WrapperNode [2022-07-22 22:59:40,610 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 22:59:40,612 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 22:59:40,612 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 22:59:40,612 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 22:59:40,617 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:40" (1/1) ... [2022-07-22 22:59:40,819 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:40" (1/1) ... [2022-07-22 22:59:41,066 INFO L137 Inliner]: procedures = 1061, calls = 9656, calls flagged for inlining = 360, calls inlined = 206, statements flattened = 8914 [2022-07-22 22:59:41,067 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 22:59:41,068 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 22:59:41,068 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 22:59:41,068 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 22:59:41,075 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:40" (1/1) ... [2022-07-22 22:59:41,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:40" (1/1) ... [2022-07-22 22:59:41,128 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:40" (1/1) ... [2022-07-22 22:59:41,129 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:40" (1/1) ... [2022-07-22 22:59:41,264 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:40" (1/1) ... [2022-07-22 22:59:41,283 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:40" (1/1) ... [2022-07-22 22:59:41,353 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:40" (1/1) ... [2022-07-22 22:59:41,407 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 22:59:41,409 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 22:59:41,409 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 22:59:41,410 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 22:59:41,410 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:40" (1/1) ... [2022-07-22 22:59:41,415 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 22:59:41,421 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 22:59:41,439 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) [2022-07-22 22:59:41,449 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 [2022-07-22 22:59:41,467 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dummy_query_bo_prepare [2022-07-22 22:59:41,468 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dummy_query_bo_prepare [2022-07-22 22:59:41,468 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_destroy [2022-07-22 22:59:41,468 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_destroy [2022-07-22 22:59:41,468 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_init [2022-07-22 22:59:41,468 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_init [2022-07-22 22:59:41,468 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2022-07-22 22:59:41,469 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2022-07-22 22:59:41,469 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_init [2022-07-22 22:59:41,469 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_init [2022-07-22 22:59:41,469 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2022-07-22 22:59:41,469 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2022-07-22 22:59:41,469 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_round_pot [2022-07-22 22:59:41,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_round_pot [2022-07-22 22:59:41,469 INFO L130 BoogieDeclarations]: Found specification of procedure drm_master_get [2022-07-22 22:59:41,470 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_master_get [2022-07-22 22:59:41,470 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-07-22 22:59:41,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-07-22 22:59:41,470 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_set_config [2022-07-22 22:59:41,470 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_set_config [2022-07-22 22:59:41,470 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_backoff_reservation [2022-07-22 22:59:41,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_backoff_reservation [2022-07-22 22:59:41,470 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mtrr_del [2022-07-22 22:59:41,471 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mtrr_del [2022-07-22 22:59:41,471 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_move_buffer [2022-07-22 22:59:41,471 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_move_buffer [2022-07-22 22:59:41,471 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_firstopen [2022-07-22 22:59:41,471 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_firstopen [2022-07-22 22:59:41,471 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_lastclose [2022-07-22 22:59:41,471 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_lastclose [2022-07-22 22:59:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_pause_all [2022-07-22 22:59:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_pause_all [2022-07-22 22:59:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_surface_destroy [2022-07-22 22:59:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_surface_destroy [2022-07-22 22:59:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_destroy [2022-07-22 22:59:41,472 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_destroy [2022-07-22 22:59:41,472 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-22 22:59:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-22 22:59:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-07-22 22:59:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-22 22:59:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-22 22:59:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-22 22:59:41,473 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-22 22:59:41,473 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_unreserve [2022-07-22 22:59:41,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_unreserve [2022-07-22 22:59:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-22 22:59:41,474 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-22 22:59:41,474 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kmap [2022-07-22 22:59:41,474 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kmap [2022-07-22 22:59:41,475 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-22 22:59:41,475 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-22 22:59:41,475 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_backing_free [2022-07-22 22:59:41,476 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_backing_free [2022-07-22 22:59:41,476 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram_or_gmr [2022-07-22 22:59:41,476 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram_or_gmr [2022-07-22 22:59:41,477 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kunmap [2022-07-22 22:59:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kunmap [2022-07-22 22:59:41,477 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2022-07-22 22:59:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2022-07-22 22:59:41,477 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_commit_list [2022-07-22 22:59:41,477 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_commit_list [2022-07-22 22:59:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_hw_mutex [2022-07-22 22:59:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_hw_mutex [2022-07-22 22:59:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_emit_dummy_query [2022-07-22 22:59:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_emit_dummy_query [2022-07-22 22:59:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_context_destroy [2022-07-22 22:59:41,478 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_context_destroy [2022-07-22 22:59:41,478 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_del_active [2022-07-22 22:59:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_del_active [2022-07-22 22:59:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_mem_global_alloc [2022-07-22 22:59:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_mem_global_alloc [2022-07-22 22:59:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_destroy [2022-07-22 22:59:41,479 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_destroy [2022-07-22 22:59:41,479 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-07-22 22:59:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-07-22 22:59:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_release [2022-07-22 22:59:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_release [2022-07-22 22:59:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_base_object_init [2022-07-22 22:59:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_base_object_init [2022-07-22 22:59:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-22 22:59:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_vt_unlock [2022-07-22 22:59:41,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_vt_unlock [2022-07-22 22:59:41,480 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_waiter_add [2022-07-22 22:59:41,481 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_waiter_add [2022-07-22 22:59:41,481 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_complete [2022-07-22 22:59:41,481 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_complete [2022-07-22 22:59:41,481 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_destroy [2022-07-22 22:59:41,481 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_destroy [2022-07-22 22:59:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-22 22:59:41,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-22 22:59:41,482 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dma_buffer [2022-07-22 22:59:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dma_buffer [2022-07-22 22:59:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_evict_mm [2022-07-22 22:59:41,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_evict_mm [2022-07-22 22:59:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 22:59:41,483 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cursor_update_image [2022-07-22 22:59:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cursor_update_image [2022-07-22 22:59:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_display_unit_cleanup [2022-07-22 22:59:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_display_unit_cleanup [2022-07-22 22:59:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-22 22:59:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-22 22:59:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_destroy [2022-07-22 22:59:41,484 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_destroy [2022-07-22 22:59:41,484 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_context_base_release [2022-07-22 22:59:41,485 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_context_base_release [2022-07-22 22:59:41,485 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_passed [2022-07-22 22:59:41,485 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_passed [2022-07-22 22:59:41,485 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-07-22 22:59:41,485 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-07-22 22:59:41,485 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_have_3d [2022-07-22 22:59:41,486 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_have_3d [2022-07-22 22:59:41,486 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_have_pitchlock [2022-07-22 22:59:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_have_pitchlock [2022-07-22 22:59:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-07-22 22:59:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-07-22 22:59:41,488 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_stream_destroy [2022-07-22 22:59:41,488 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_stream_destroy [2022-07-22 22:59:41,489 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-22 22:59:41,490 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-22 22:59:41,490 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_write [2022-07-22 22:59:41,490 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_write [2022-07-22 22:59:41,493 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex [2022-07-22 22:59:41,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex [2022-07-22 22:59:41,493 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_wait [2022-07-22 22:59:41,493 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_wait [2022-07-22 22:59:41,493 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_close [2022-07-22 22:59:41,493 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_close [2022-07-22 22:59:41,494 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-07-22 22:59:41,494 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-07-22 22:59:41,494 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 22:59:41,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 22:59:41,494 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_write_svga [2022-07-22 22:59:41,494 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_write_svga [2022-07-22 22:59:41,494 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_release_mutex [2022-07-22 22:59:41,494 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_release_mutex [2022-07-22 22:59:41,495 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_init [2022-07-22 22:59:41,495 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_init [2022-07-22 22:59:41,495 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fallback_wait [2022-07-22 22:59:41,495 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fallback_wait [2022-07-22 22:59:41,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-22 22:59:41,495 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_reference [2022-07-22 22:59:41,495 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_reference [2022-07-22 22:59:41,495 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_release [2022-07-22 22:59:41,495 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_release [2022-07-22 22:59:41,496 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_surface_destroy [2022-07-22 22:59:41,496 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_surface_destroy [2022-07-22 22:59:41,496 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-22 22:59:41,496 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-22 22:59:41,496 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-07-22 22:59:41,496 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-07-22 22:59:41,496 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_connector_attach_encoder [2022-07-22 22:59:41,496 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_connector_attach_encoder [2022-07-22 22:59:41,496 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_reserve [2022-07-22 22:59:41,497 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_reserve [2022-07-22 22:59:41,497 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-22 22:59:41,497 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-22 22:59:41,497 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_off [2022-07-22 22:59:41,497 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_off [2022-07-22 22:59:41,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-22 22:59:41,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-22 22:59:41,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-22 22:59:41,497 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-22 22:59:41,498 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_crtc_set_gamma_size [2022-07-22 22:59:41,498 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_crtc_set_gamma_size [2022-07-22 22:59:41,498 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_write_lock [2022-07-22 22:59:41,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_write_lock [2022-07-22 22:59:41,498 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_dec [2022-07-22 22:59:41,498 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_dec [2022-07-22 22:59:41,498 INFO L130 BoogieDeclarations]: Found specification of procedure drm_connector_attach_property [2022-07-22 22:59:41,498 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_connector_attach_property [2022-07-22 22:59:41,498 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-07-22 22:59:41,499 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-07-22 22:59:41,499 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_device_release [2022-07-22 22:59:41,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_device_release [2022-07-22 22:59:41,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-22 22:59:41,499 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-22 22:59:41,499 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-22 22:59:41,499 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_release [2022-07-22 22:59:41,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-22 22:59:41,499 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-07-22 22:59:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-07-22 22:59:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-07-22 22:59:41,500 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-07-22 22:59:41,500 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_global_release [2022-07-22 22:59:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_global_release [2022-07-22 22:59:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-07-22 22:59:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-07-22 22:59:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-22 22:59:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-22 22:59:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-22 22:59:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-22 22:59:41,501 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_add_active [2022-07-22 22:59:41,501 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_add_active [2022-07-22 22:59:41,502 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fpriv [2022-07-22 22:59:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fpriv [2022-07-22 22:59:41,502 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-07-22 22:59:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-07-22 22:59:41,502 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_reserve_buffers [2022-07-22 22:59:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_reserve_buffers [2022-07-22 22:59:41,502 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_kmap_obj_virtual [2022-07-22 22:59:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_kmap_obj_virtual [2022-07-22 22:59:41,502 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_start_of_vram [2022-07-22 22:59:41,502 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_start_of_vram [2022-07-22 22:59:41,503 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-22 22:59:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-22 22:59:41,503 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_set_par [2022-07-22 22:59:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_set_par [2022-07-22 22:59:41,503 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_populate [2022-07-22 22:59:41,503 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_dirty_mark [2022-07-22 22:59:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_dirty_mark [2022-07-22 22:59:41,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cmdbuf_mutex [2022-07-22 22:59:41,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cmdbuf_mutex [2022-07-22 22:59:41,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cmdbuf_mutex [2022-07-22 22:59:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cmdbuf_mutex [2022-07-22 22:59:41,504 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_destroy [2022-07-22 22:59:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_destroy [2022-07-22 22:59:41,504 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_clean_mm [2022-07-22 22:59:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_clean_mm [2022-07-22 22:59:41,504 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_send_stop [2022-07-22 22:59:41,504 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_send_stop [2022-07-22 22:59:41,504 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-22 22:59:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-22 22:59:41,505 INFO L130 BoogieDeclarations]: Found specification of procedure drm_vblank_cleanup [2022-07-22 22:59:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_vblank_cleanup [2022-07-22 22:59:41,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-22 22:59:41,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-22 22:59:41,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-22 22:59:41,505 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-22 22:59:41,505 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_connector_detect [2022-07-22 22:59:41,505 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_connector_detect [2022-07-22 22:59:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-07-22 22:59:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-07-22 22:59:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-22 22:59:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-22 22:59:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_unref [2022-07-22 22:59:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_unref [2022-07-22 22:59:41,506 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_create [2022-07-22 22:59:41,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_create [2022-07-22 22:59:41,507 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_unreference [2022-07-22 22:59:41,509 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_unreference [2022-07-22 22:59:41,509 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2022-07-22 22:59:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2022-07-22 22:59:41,510 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_bo_get_guest_ptr [2022-07-22 22:59:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_bo_get_guest_ptr [2022-07-22 22:59:41,510 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_placement [2022-07-22 22:59:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_placement [2022-07-22 22:59:41,510 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_save_vga [2022-07-22 22:59:41,510 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_save_vga [2022-07-22 22:59:41,511 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-07-22 22:59:41,512 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-07-22 22:59:41,512 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_update [2022-07-22 22:59:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_update [2022-07-22 22:59:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sync_obj_unref [2022-07-22 22:59:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sync_obj_unref [2022-07-22 22:59:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_set_config [2022-07-22 22:59:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_set_config [2022-07-22 22:59:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-07-22 22:59:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-07-22 22:59:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-22 22:59:41,513 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-22 22:59:41,513 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2022-07-22 22:59:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2022-07-22 22:59:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_is_full [2022-07-22 22:59:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_is_full [2022-07-22 22:59:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_send_put [2022-07-22 22:59:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_send_put [2022-07-22 22:59:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_marker_pull [2022-07-22 22:59:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_marker_pull [2022-07-22 22:59:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_cleanup [2022-07-22 22:59:41,514 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_cleanup [2022-07-22 22:59:41,514 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-22 22:59:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-22 22:59:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_ref [2022-07-22 22:59:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_ref [2022-07-22 22:59:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_update_seqno [2022-07-22 22:59:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_update_seqno [2022-07-22 22:59:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fb_surf_mutex [2022-07-22 22:59:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fb_surf_mutex [2022-07-22 22:59:41,515 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-22 22:59:41,515 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-22 22:59:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure getrawmonotonic [2022-07-22 22:59:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure getrawmonotonic [2022-07-22 22:59:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_perform_actions [2022-07-22 22:59:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_perform_actions [2022-07-22 22:59:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_encoder_destroy [2022-07-22 22:59:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_encoder_destroy [2022-07-22 22:59:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure fill_flush [2022-07-22 22:59:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_flush [2022-07-22 22:59:41,516 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2022-07-22 22:59:41,516 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2022-07-22 22:59:41,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-22 22:59:41,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-22 22:59:41,517 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_unreference [2022-07-22 22:59:41,517 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_unreference [2022-07-22 22:59:41,517 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_unreference [2022-07-22 22:59:41,517 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_unreference [2022-07-22 22:59:41,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2022-07-22 22:59:41,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2022-07-22 22:59:41,517 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_fence_buffer_objects [2022-07-22 22:59:41,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_fence_buffer_objects [2022-07-22 22:59:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fifo_mutex [2022-07-22 22:59:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fifo_mutex [2022-07-22 22:59:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-22 22:59:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-22 22:59:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_wait [2022-07-22 22:59:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_wait [2022-07-22 22:59:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_prepare [2022-07-22 22:59:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_prepare [2022-07-22 22:59:41,518 INFO L130 BoogieDeclarations]: Found specification of procedure drm_master_put [2022-07-22 22:59:41,518 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_master_put [2022-07-22 22:59:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure idr_init [2022-07-22 22:59:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_init [2022-07-22 22:59:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-07-22 22:59:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-07-22 22:59:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_goal_irq_mutex [2022-07-22 22:59:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_goal_irq_mutex [2022-07-22 22:59:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_bo_pin [2022-07-22 22:59:41,519 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_bo_pin [2022-07-22 22:59:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-22 22:59:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-22 22:59:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-22 22:59:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-22 22:59:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-22 22:59:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-22 22:59:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_init [2022-07-22 22:59:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_init [2022-07-22 22:59:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_sub [2022-07-22 22:59:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure timespec_sub [2022-07-22 22:59:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_close [2022-07-22 22:59:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_close [2022-07-22 22:59:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_resume [2022-07-22 22:59:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_resume [2022-07-22 22:59:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-22 22:59:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-22 22:59:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_unref [2022-07-22 22:59:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_unref [2022-07-22 22:59:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_close [2022-07-22 22:59:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_close [2022-07-22 22:59:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_unbind [2022-07-22 22:59:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_unbind [2022-07-22 22:59:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-07-22 22:59:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-07-22 22:59:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_suspend [2022-07-22 22:59:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_suspend [2022-07-22 22:59:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-22 22:59:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-22 22:59:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_unpin [2022-07-22 22:59:41,522 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_unpin [2022-07-22 22:59:41,522 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_restore_vga [2022-07-22 22:59:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_restore_vga [2022-07-22 22:59:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_request_device [2022-07-22 22:59:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_request_device [2022-07-22 22:59:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_unreference [2022-07-22 22:59:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_unreference [2022-07-22 22:59:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-07-22 22:59:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-07-22 22:59:41,523 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-22 22:59:41,523 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-22 22:59:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex [2022-07-22 22:59:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex [2022-07-22 22:59:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_unref [2022-07-22 22:59:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_unref [2022-07-22 22:59:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_fifo_down [2022-07-22 22:59:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_fifo_down [2022-07-22 22:59:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_connector_destroy [2022-07-22 22:59:41,524 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_connector_destroy [2022-07-22 22:59:41,524 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_read [2022-07-22 22:59:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_read [2022-07-22 22:59:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2022-07-22 22:59:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2022-07-22 22:59:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-22 22:59:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-22 22:59:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-22 22:59:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-22 22:59:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-22 22:59:41,525 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_vt_lock [2022-07-22 22:59:41,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_vt_lock [2022-07-22 22:59:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_destroy_locked [2022-07-22 22:59:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_destroy_locked [2022-07-22 22:59:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_fifo_destroy [2022-07-22 22:59:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_fifo_destroy [2022-07-22 22:59:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_unpopulate [2022-07-22 22:59:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_waiter_remove [2022-07-22 22:59:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_waiter_remove [2022-07-22 22:59:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_stream_base_release [2022-07-22 22:59:41,526 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_stream_base_release [2022-07-22 22:59:41,526 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_release_device [2022-07-22 22:59:41,527 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_release_device [2022-07-22 22:59:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_validate [2022-07-22 22:59:41,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_validate [2022-07-22 22:59:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_driver_unload [2022-07-22 22:59:41,527 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_driver_unload [2022-07-22 22:59:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2022-07-22 22:59:41,527 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2022-07-22 22:59:41,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_fb_surf_mutex [2022-07-22 22:59:41,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_fb_surf_mutex [2022-07-22 22:59:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-07-22 22:59:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-07-22 22:59:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-07-22 22:59:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-07-22 22:59:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-22 22:59:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_mem_global_free [2022-07-22 22:59:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_mem_global_free [2022-07-22 22:59:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_write_unlock [2022-07-22 22:59:41,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_write_unlock [2022-07-22 22:59:41,528 INFO L130 BoogieDeclarations]: Found specification of procedure drm_connector_init [2022-07-22 22:59:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_connector_init [2022-07-22 22:59:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-22 22:59:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-07-22 22:59:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-07-22 22:59:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-22 22:59:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-22 22:59:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-22 22:59:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure drm_encoder_init [2022-07-22 22:59:41,529 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_encoder_init [2022-07-22 22:59:41,529 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_destroy_encode [2022-07-22 22:59:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_destroy_encode [2022-07-22 22:59:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_work_func [2022-07-22 22:59:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_work_func [2022-07-22 22:59:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_lock_set_kill [2022-07-22 22:59:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_lock_set_kill [2022-07-22 22:59:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_update_stream [2022-07-22 22:59:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_update_stream [2022-07-22 22:59:41,530 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_reference [2022-07-22 22:59:41,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_reference [2022-07-22 22:59:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2022-07-22 22:59:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2022-07-22 22:59:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_connector_destroy [2022-07-22 22:59:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_connector_destroy [2022-07-22 22:59:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_encoder_destroy [2022-07-22 22:59:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_encoder_destroy [2022-07-22 22:59:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cursor_update_dmabuf [2022-07-22 22:59:41,531 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cursor_update_dmabuf [2022-07-22 22:59:41,531 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-22 22:59:41,532 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-22 22:59:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-22 22:59:41,532 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-22 22:59:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_unpin [2022-07-22 22:59:41,532 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_unpin [2022-07-22 22:59:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_base_release [2022-07-22 22:59:41,532 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_base_release [2022-07-22 22:59:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_master_init [2022-07-22 22:59:41,532 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_master_init [2022-07-22 22:59:41,532 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2022-07-22 22:59:41,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2022-07-22 22:59:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-22 22:59:41,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-22 22:59:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_release_mutex [2022-07-22 22:59:41,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_release_mutex [2022-07-22 22:59:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure drm_crtc_init [2022-07-22 22:59:41,533 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_crtc_init [2022-07-22 22:59:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_inc [2022-07-22 22:59:41,533 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_inc [2022-07-22 22:59:41,533 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_stop [2022-07-22 22:59:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_stop [2022-07-22 22:59:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-22 22:59:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-22 22:59:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-22 22:59:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-22 22:59:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_priv [2022-07-22 22:59:41,534 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_priv [2022-07-22 22:59:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-22 22:59:41,534 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_goal_irq_mutex [2022-07-22 22:59:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_goal_irq_mutex [2022-07-22 22:59:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_commit [2022-07-22 22:59:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_commit [2022-07-22 22:59:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_init [2022-07-22 22:59:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-07-22 22:59:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-07-22 22:59:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_hw_mutex [2022-07-22 22:59:41,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_hw_mutex [2022-07-22 22:59:41,535 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_event_fence_action_cleanup [2022-07-22 22:59:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_event_fence_action_cleanup [2022-07-22 22:59:41,536 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_unpin_panic [2022-07-22 22:59:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_unpin_panic [2022-07-22 22:59:41,536 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_backing_alloc [2022-07-22 22:59:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_backing_alloc [2022-07-22 22:59:41,536 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_init_mm [2022-07-22 22:59:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_init_mm [2022-07-22 22:59:41,536 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_signaled [2022-07-22 22:59:41,536 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_signaled [2022-07-22 22:59:41,536 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_resume_all [2022-07-22 22:59:41,537 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_resume_all [2022-07-22 22:59:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_reserve [2022-07-22 22:59:41,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_reserve [2022-07-22 22:59:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_idle [2022-07-22 22:59:41,537 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_idle [2022-07-22 22:59:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_reference [2022-07-22 22:59:41,537 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_reference [2022-07-22 22:59:41,537 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-22 22:59:41,537 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-22 22:59:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_base_object_unref [2022-07-22 22:59:41,538 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_base_object_unref [2022-07-22 22:59:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_master [2022-07-22 22:59:41,538 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_master [2022-07-22 22:59:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_create [2022-07-22 22:59:41,538 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_create [2022-07-22 22:59:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram [2022-07-22 22:59:41,538 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram [2022-07-22 22:59:41,538 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_remove [2022-07-22 22:59:41,538 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_remove [2022-07-22 22:59:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_destroy_size [2022-07-22 22:59:41,539 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_destroy_size [2022-07-22 22:59:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure drm_framebuffer_cleanup [2022-07-22 22:59:41,539 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_framebuffer_cleanup [2022-07-22 22:59:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_pin [2022-07-22 22:59:41,539 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_pin [2022-07-22 22:59:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2022-07-22 22:59:41,539 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2022-07-22 22:59:41,539 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2022-07-22 22:59:41,539 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2022-07-22 22:59:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_surface_base_release [2022-07-22 22:59:41,540 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_surface_base_release [2022-07-22 22:59:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_mem_glob [2022-07-22 22:59:41,540 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_mem_glob [2022-07-22 22:59:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_fence_commands [2022-07-22 22:59:41,540 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_fence_commands [2022-07-22 22:59:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_ping_host [2022-07-22 22:59:41,540 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_ping_host [2022-07-22 22:59:41,540 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_object_device_release [2022-07-22 22:59:41,541 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_object_device_release [2022-07-22 22:59:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_release [2022-07-22 22:59:41,541 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_release [2022-07-22 22:59:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure drm_vblank_init [2022-07-22 22:59:41,541 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_vblank_init [2022-07-22 22:59:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2022-07-22 22:59:41,541 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2022-07-22 22:59:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_send_fence [2022-07-22 22:59:41,541 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_send_fence [2022-07-22 22:59:41,541 INFO L130 BoogieDeclarations]: Found specification of procedure fill_escape [2022-07-22 22:59:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_escape [2022-07-22 22:59:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_manager_takedown [2022-07-22 22:59:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_manager_takedown [2022-07-22 22:59:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-22 22:59:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-22 22:59:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_release_pinned_bo [2022-07-22 22:59:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_release_pinned_bo [2022-07-22 22:59:41,542 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-07-22 22:59:41,542 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-07-22 22:59:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-22 22:59:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-22 22:59:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_create_dirty_info_property [2022-07-22 22:59:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_create_dirty_info_property [2022-07-22 22:59:41,543 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_timespec [2022-07-22 22:59:41,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_timespec [2022-07-22 22:59:42,588 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 22:59:42,592 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 23:02:47,863 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 23:02:47,886 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 23:02:47,886 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-22 23:02:47,891 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 11:02:47 BoogieIcfgContainer [2022-07-22 23:02:47,891 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 23:02:47,894 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-22 23:02:47,894 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-22 23:02:47,896 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-22 23:02:47,896 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 10:59:29" (1/3) ... [2022-07-22 23:02:47,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39db15f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 11:02:47, skipping insertion in model container [2022-07-22 23:02:47,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 10:59:40" (2/3) ... [2022-07-22 23:02:47,897 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39db15f2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 11:02:47, skipping insertion in model container [2022-07-22 23:02:47,897 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 11:02:47" (3/3) ... [2022-07-22 23:02:47,898 INFO L111 eAbstractionObserver]: Analyzing ICFG main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2022-07-22 23:02:47,907 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-22 23:02:47,907 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-22 23:02:48,000 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-22 23:02:48,005 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@2d843ae1, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@41560460 [2022-07-22 23:02:48,005 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-22 23:02:48,017 INFO L276 IsEmpty]: Start isEmpty. Operand has 3944 states, 2433 states have (on average 1.2675709001233046) internal successors, (3084), 2566 states have internal predecessors, (3084), 1254 states have call successors, (1254), 255 states have call predecessors, (1254), 255 states have return successors, (1254), 1227 states have call predecessors, (1254), 1254 states have call successors, (1254) [2022-07-22 23:02:48,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-07-22 23:02:48,022 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:02:48,023 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:02:48,023 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:02:48,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:02:48,027 INFO L85 PathProgramCache]: Analyzing trace with hash 101047357, now seen corresponding path program 1 times [2022-07-22 23:02:48,046 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:02:48,047 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [744692755] [2022-07-22 23:02:48,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:02:48,047 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:02:48,047 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:02:48,059 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) [2022-07-22 23:02:48,079 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-22 23:02:54,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:02:55,219 INFO L263 TraceCheckSpWp]: Trace formula consists of 6366 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 23:02:55,225 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 23:02:55,619 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:02:55,619 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 23:02:55,619 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 23:02:55,619 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [744692755] [2022-07-22 23:02:55,620 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [744692755] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:02:55,620 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:02:55,620 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 23:02:55,621 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1743946780] [2022-07-22 23:02:55,621 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:02:55,624 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 23:02:55,624 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 23:02:55,640 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 23:02:55,640 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:02:55,648 INFO L87 Difference]: Start difference. First operand has 3944 states, 2433 states have (on average 1.2675709001233046) internal successors, (3084), 2566 states have internal predecessors, (3084), 1254 states have call successors, (1254), 255 states have call predecessors, (1254), 255 states have return successors, (1254), 1227 states have call predecessors, (1254), 1254 states have call successors, (1254) Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-07-22 23:02:58,386 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.72s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:02:58,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:02:58,956 INFO L93 Difference]: Finished difference Result 10785 states and 15865 transitions. [2022-07-22 23:02:58,957 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 23:02:58,958 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 19 [2022-07-22 23:02:58,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:02:59,021 INFO L225 Difference]: With dead ends: 10785 [2022-07-22 23:02:59,021 INFO L226 Difference]: Without dead ends: 6794 [2022-07-22 23:02:59,058 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:02:59,065 INFO L413 NwaCegarLoop]: 6795 mSDtfsCounter, 5577 mSDsluCounter, 4121 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5577 SdHoareTripleChecker+Valid, 10916 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-07-22 23:02:59,066 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5577 Valid, 10916 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 2.9s Time] [2022-07-22 23:02:59,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6794 states. [2022-07-22 23:02:59,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6794 to 6779. [2022-07-22 23:02:59,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6779 states, 4164 states have (on average 1.2504803073967339) internal successors, (5207), 4377 states have internal predecessors, (5207), 2141 states have call successors, (2141), 477 states have call predecessors, (2141), 473 states have return successors, (2240), 2059 states have call predecessors, (2240), 2113 states have call successors, (2240) [2022-07-22 23:02:59,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6779 states to 6779 states and 9588 transitions. [2022-07-22 23:02:59,456 INFO L78 Accepts]: Start accepts. Automaton has 6779 states and 9588 transitions. Word has length 19 [2022-07-22 23:02:59,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:02:59,457 INFO L495 AbstractCegarLoop]: Abstraction has 6779 states and 9588 transitions. [2022-07-22 23:02:59,457 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-07-22 23:02:59,458 INFO L276 IsEmpty]: Start isEmpty. Operand 6779 states and 9588 transitions. [2022-07-22 23:02:59,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2022-07-22 23:02:59,459 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:02:59,459 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:02:59,575 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-22 23:02:59,687 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 23:02:59,687 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:02:59,688 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:02:59,688 INFO L85 PathProgramCache]: Analyzing trace with hash -1165707191, now seen corresponding path program 1 times [2022-07-22 23:02:59,700 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:02:59,700 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [51657918] [2022-07-22 23:02:59,700 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:02:59,701 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:02:59,701 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:02:59,702 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 23:02:59,704 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-22 23:03:06,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:03:06,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 6367 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 23:03:06,790 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 23:03:07,182 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:03:07,182 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 23:03:07,182 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 23:03:07,182 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [51657918] [2022-07-22 23:03:07,182 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [51657918] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:03:07,182 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:03:07,182 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 23:03:07,183 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1292948758] [2022-07-22 23:03:07,183 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:03:07,184 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 23:03:07,184 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 23:03:07,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 23:03:07,184 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:03:07,184 INFO L87 Difference]: Start difference. First operand 6779 states and 9588 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-07-22 23:03:09,894 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.70s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:03:10,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:03:10,138 INFO L93 Difference]: Finished difference Result 6781 states and 9589 transitions. [2022-07-22 23:03:10,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 23:03:10,138 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 20 [2022-07-22 23:03:10,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:03:10,183 INFO L225 Difference]: With dead ends: 6781 [2022-07-22 23:03:10,183 INFO L226 Difference]: Without dead ends: 6778 [2022-07-22 23:03:10,189 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:03:10,193 INFO L413 NwaCegarLoop]: 5492 mSDtfsCounter, 5476 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5476 SdHoareTripleChecker+Valid, 5494 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-07-22 23:03:10,194 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5476 Valid, 5494 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 2.8s Time] [2022-07-22 23:03:10,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6778 states. [2022-07-22 23:03:10,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6778 to 6778. [2022-07-22 23:03:10,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6778 states, 4164 states have (on average 1.250240153698367) internal successors, (5206), 4376 states have internal predecessors, (5206), 2140 states have call successors, (2140), 477 states have call predecessors, (2140), 473 states have return successors, (2240), 2059 states have call predecessors, (2240), 2113 states have call successors, (2240) [2022-07-22 23:03:10,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6778 states to 6778 states and 9586 transitions. [2022-07-22 23:03:10,477 INFO L78 Accepts]: Start accepts. Automaton has 6778 states and 9586 transitions. Word has length 20 [2022-07-22 23:03:10,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:03:10,478 INFO L495 AbstractCegarLoop]: Abstraction has 6778 states and 9586 transitions. [2022-07-22 23:03:10,479 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-07-22 23:03:10,479 INFO L276 IsEmpty]: Start isEmpty. Operand 6778 states and 9586 transitions. [2022-07-22 23:03:10,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2022-07-22 23:03:10,479 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:03:10,479 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:03:10,609 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-22 23:03:10,693 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 23:03:10,694 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:03:10,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:03:10,694 INFO L85 PathProgramCache]: Analyzing trace with hash -1780387648, now seen corresponding path program 1 times [2022-07-22 23:03:10,708 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:03:10,708 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1029090957] [2022-07-22 23:03:10,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:03:10,709 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:03:10,709 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:03:10,724 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 23:03:10,725 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-22 23:03:17,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:03:17,935 INFO L263 TraceCheckSpWp]: Trace formula consists of 6368 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 23:03:17,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 23:03:18,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:03:18,367 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 23:03:18,367 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 23:03:18,367 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1029090957] [2022-07-22 23:03:18,367 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1029090957] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:03:18,367 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:03:18,367 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 23:03:18,367 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219969476] [2022-07-22 23:03:18,367 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:03:18,368 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 23:03:18,368 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 23:03:18,368 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 23:03:18,368 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:03:18,368 INFO L87 Difference]: Start difference. First operand 6778 states and 9586 transitions. Second operand has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-07-22 23:03:21,132 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.76s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:03:21,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:03:21,436 INFO L93 Difference]: Finished difference Result 6794 states and 9596 transitions. [2022-07-22 23:03:21,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 23:03:21,437 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 21 [2022-07-22 23:03:21,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:03:21,479 INFO L225 Difference]: With dead ends: 6794 [2022-07-22 23:03:21,480 INFO L226 Difference]: Without dead ends: 6790 [2022-07-22 23:03:21,487 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:03:21,492 INFO L413 NwaCegarLoop]: 5487 mSDtfsCounter, 5456 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5456 SdHoareTripleChecker+Valid, 5505 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-07-22 23:03:21,493 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5456 Valid, 5505 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 1 Unknown, 0 Unchecked, 2.9s Time] [2022-07-22 23:03:21,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6790 states. [2022-07-22 23:03:21,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6790 to 6788. [2022-07-22 23:03:21,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6788 states, 4172 states have (on average 1.2490412272291467) internal successors, (5211), 4382 states have internal predecessors, (5211), 2138 states have call successors, (2138), 481 states have call predecessors, (2138), 477 states have return successors, (2240), 2059 states have call predecessors, (2240), 2113 states have call successors, (2240) [2022-07-22 23:03:21,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6788 states to 6788 states and 9589 transitions. [2022-07-22 23:03:21,766 INFO L78 Accepts]: Start accepts. Automaton has 6788 states and 9589 transitions. Word has length 21 [2022-07-22 23:03:21,766 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:03:21,767 INFO L495 AbstractCegarLoop]: Abstraction has 6788 states and 9589 transitions. [2022-07-22 23:03:21,767 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.0) internal successors, (15), 3 states have internal predecessors, (15), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-07-22 23:03:21,767 INFO L276 IsEmpty]: Start isEmpty. Operand 6788 states and 9589 transitions. [2022-07-22 23:03:21,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-07-22 23:03:21,767 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:03:21,768 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-22 23:03:21,913 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-22 23:03:21,995 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 23:03:21,995 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:03:21,996 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:03:21,996 INFO L85 PathProgramCache]: Analyzing trace with hash 639359532, now seen corresponding path program 1 times [2022-07-22 23:03:22,002 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:03:22,003 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1431858252] [2022-07-22 23:03:22,003 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:03:22,003 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:03:22,006 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:03:22,009 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 23:03:22,010 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-22 23:03:29,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-22 23:03:29,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 6369 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-22 23:03:29,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-22 23:03:29,801 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-22 23:03:29,801 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-22 23:03:29,801 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-22 23:03:29,801 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1431858252] [2022-07-22 23:03:29,802 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1431858252] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-22 23:03:29,802 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-22 23:03:29,802 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-22 23:03:29,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896985091] [2022-07-22 23:03:29,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-22 23:03:29,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-22 23:03:29,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-22 23:03:29,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-22 23:03:29,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:03:29,803 INFO L87 Difference]: Start difference. First operand 6788 states and 9589 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-07-22 23:03:32,551 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-22 23:03:33,076 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-22 23:03:33,077 INFO L93 Difference]: Finished difference Result 19887 states and 29675 transitions. [2022-07-22 23:03:33,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-22 23:03:33,077 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) Word has length 22 [2022-07-22 23:03:33,078 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-22 23:03:33,164 INFO L225 Difference]: With dead ends: 19887 [2022-07-22 23:03:33,165 INFO L226 Difference]: Without dead ends: 13112 [2022-07-22 23:03:33,213 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-22 23:03:33,215 INFO L413 NwaCegarLoop]: 6917 mSDtfsCounter, 5341 mSDsluCounter, 5546 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5341 SdHoareTripleChecker+Valid, 12463 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-07-22 23:03:33,216 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5341 Valid, 12463 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 8 Invalid, 1 Unknown, 0 Unchecked, 2.9s Time] [2022-07-22 23:03:33,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13112 states. [2022-07-22 23:03:33,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13112 to 13088. [2022-07-22 23:03:33,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13088 states, 8057 states have (on average 1.2464937321583716) internal successors, (10043), 8460 states have internal predecessors, (10043), 4085 states have call successors, (4085), 954 states have call predecessors, (4085), 945 states have return successors, (5125), 3933 states have call predecessors, (5125), 4038 states have call successors, (5125) [2022-07-22 23:03:33,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13088 states to 13088 states and 19253 transitions. [2022-07-22 23:03:33,951 INFO L78 Accepts]: Start accepts. Automaton has 13088 states and 19253 transitions. Word has length 22 [2022-07-22 23:03:33,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-22 23:03:33,951 INFO L495 AbstractCegarLoop]: Abstraction has 13088 states and 19253 transitions. [2022-07-22 23:03:33,951 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2022-07-22 23:03:33,951 INFO L276 IsEmpty]: Start isEmpty. Operand 13088 states and 19253 transitions. [2022-07-22 23:03:33,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-07-22 23:03:33,953 INFO L187 NwaCegarLoop]: Found error trace [2022-07-22 23:03:33,953 INFO L195 NwaCegarLoop]: 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] [2022-07-22 23:03:34,101 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-22 23:03:34,166 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-22 23:03:34,166 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-22 23:03:34,168 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-22 23:03:34,168 INFO L85 PathProgramCache]: Analyzing trace with hash -1657884349, now seen corresponding path program 1 times [2022-07-22 23:03:34,177 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-22 23:03:34,177 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1055023092] [2022-07-22 23:03:34,177 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-22 23:03:34,178 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-22 23:03:34,178 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-22 23:03:34,180 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-22 23:03:34,181 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process