./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 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/main17_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 600276f17a788d89542ab4bc1cb35a7ee9259aa7d76b73bd966dc12f7082896c --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 23:22:41,375 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 23:22:41,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 23:22:41,412 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 23:22:41,413 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 23:22:41,414 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 23:22:41,419 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 23:22:41,424 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 23:22:41,426 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 23:22:41,430 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 23:22:41,431 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 23:22:41,433 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 23:22:41,433 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 23:22:41,435 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 23:22:41,437 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 23:22:41,438 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 23:22:41,439 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 23:22:41,440 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 23:22:41,443 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 23:22:41,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 23:22:41,449 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 23:22:41,450 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 23:22:41,451 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 23:22:41,451 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 23:22:41,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 23:22:41,456 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 23:22:41,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 23:22:41,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 23:22:41,457 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 23:22:41,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 23:22:41,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 23:22:41,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 23:22:41,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 23:22:41,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 23:22:41,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 23:22:41,462 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 23:22:41,463 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 23:22:41,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 23:22:41,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 23:22:41,464 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 23:22:41,465 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 23:22:41,465 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 23:22:41,466 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-13 23:22:41,490 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 23:22:41,490 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 23:22:41,491 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 23:22:41,491 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 23:22:41,491 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 23:22:41,492 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 23:22:41,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 23:22:41,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 23:22:41,492 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 23:22:41,493 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 23:22:41,493 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 23:22:41,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 23:22:41,493 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 23:22:41,493 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 23:22:41,494 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 23:22:41,494 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 23:22:41,494 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 23:22:41,494 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 23:22:41,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 23:22:41,495 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 23:22:41,495 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 23:22:41,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 23:22:41,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 23:22:41,496 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 23:22:41,496 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 23:22:41,496 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 23:22:41,496 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 23:22:41,496 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 23:22:41,497 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 23:22:41,497 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 23:22:41,497 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 600276f17a788d89542ab4bc1cb35a7ee9259aa7d76b73bd966dc12f7082896c [2022-07-13 23:22:41,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 23:22:41,719 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 23:22:41,723 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 23:22:41,724 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 23:22:41,725 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 23:22:41,726 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2022-07-13 23:22:41,795 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc64a3bfe/97a8a8817e414ae9886417e8d1973911/FLAG4608d7bbb [2022-07-13 23:22:42,770 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 23:22:42,771 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2022-07-13 23:22:42,847 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc64a3bfe/97a8a8817e414ae9886417e8d1973911/FLAG4608d7bbb [2022-07-13 23:22:43,078 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/cc64a3bfe/97a8a8817e414ae9886417e8d1973911 [2022-07-13 23:22:43,081 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 23:22:43,083 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 23:22:43,086 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 23:22:43,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 23:22:43,089 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 23:22:43,090 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 11:22:43" (1/1) ... [2022-07-13 23:22:43,091 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@281eb22b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:22:43, skipping insertion in model container [2022-07-13 23:22:43,091 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 11:22:43" (1/1) ... [2022-07-13 23:22:43,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 23:22:43,317 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 23:22:52,316 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/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2022-07-13 23:22:52,800 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 23:22:52,891 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 23:22:53,552 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) [2022-07-13 23:22:53,561 INFO L158 Benchmark]: Toolchain (without parser) took 10475.84ms. Allocated memory was 92.3MB in the beginning and 255.9MB in the end (delta: 163.6MB). Free memory was 50.2MB in the beginning and 111.6MB in the end (delta: -61.3MB). Peak memory consumption was 169.2MB. Max. memory is 16.1GB. [2022-07-13 23:22:53,561 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 92.3MB. Free memory is still 46.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 23:22:53,564 INFO L158 Benchmark]: CACSL2BoogieTranslator took 10472.47ms. Allocated memory was 92.3MB in the beginning and 255.9MB in the end (delta: 163.6MB). Free memory was 50.0MB in the beginning and 111.6MB in the end (delta: -61.6MB). Peak memory consumption was 169.2MB. Max. memory is 16.1GB. [2022-07-13 23:22:53,566 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 92.3MB. Free memory is still 46.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 10472.47ms. Allocated memory was 92.3MB in the beginning and 255.9MB in the end (delta: 163.6MB). Free memory was 50.0MB in the beginning and 111.6MB in the end (delta: -61.6MB). Peak memory consumption was 169.2MB. 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/main17_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 600276f17a788d89542ab4bc1cb35a7ee9259aa7d76b73bd966dc12f7082896c --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 23:22:55,275 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 23:22:55,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 23:22:55,329 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 23:22:55,329 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 23:22:55,331 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 23:22:55,334 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 23:22:55,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 23:22:55,339 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 23:22:55,343 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 23:22:55,344 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 23:22:55,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 23:22:55,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 23:22:55,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 23:22:55,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 23:22:55,354 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 23:22:55,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 23:22:55,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 23:22:55,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 23:22:55,363 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 23:22:55,364 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 23:22:55,365 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 23:22:55,367 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 23:22:55,368 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 23:22:55,369 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 23:22:55,375 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 23:22:55,376 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 23:22:55,376 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 23:22:55,377 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 23:22:55,377 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 23:22:55,378 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 23:22:55,378 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 23:22:55,380 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 23:22:55,380 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 23:22:55,382 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 23:22:55,382 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 23:22:55,383 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 23:22:55,383 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 23:22:55,383 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 23:22:55,384 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 23:22:55,384 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 23:22:55,385 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 23:22:55,393 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-13 23:22:55,424 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 23:22:55,425 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 23:22:55,425 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 23:22:55,426 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 23:22:55,426 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 23:22:55,427 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 23:22:55,427 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 23:22:55,428 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 23:22:55,428 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 23:22:55,429 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 23:22:55,429 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 23:22:55,429 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 23:22:55,429 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 23:22:55,429 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 23:22:55,430 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-13 23:22:55,430 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-13 23:22:55,430 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-13 23:22:55,430 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 23:22:55,431 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 23:22:55,431 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 23:22:55,431 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 23:22:55,431 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 23:22:55,431 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 23:22:55,432 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 23:22:55,432 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 23:22:55,432 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 23:22:55,432 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 23:22:55,432 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-13 23:22:55,433 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-13 23:22:55,433 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 23:22:55,433 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 23:22:55,433 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 23:22:55,433 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-13 23:22:55,434 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 600276f17a788d89542ab4bc1cb35a7ee9259aa7d76b73bd966dc12f7082896c [2022-07-13 23:22:55,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 23:22:55,794 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 23:22:55,797 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 23:22:55,798 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 23:22:55,799 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 23:22:55,800 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2022-07-13 23:22:55,860 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d00d16fbe/3ed9d5a3ff0b44fcb03c1dc7224d8b44/FLAGa7c6ff154 [2022-07-13 23:22:56,909 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 23:22:56,923 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2022-07-13 23:22:57,009 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d00d16fbe/3ed9d5a3ff0b44fcb03c1dc7224d8b44/FLAGa7c6ff154 [2022-07-13 23:22:57,168 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/d00d16fbe/3ed9d5a3ff0b44fcb03c1dc7224d8b44 [2022-07-13 23:22:57,171 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 23:22:57,172 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 23:22:57,175 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 23:22:57,175 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 23:22:57,178 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 23:22:57,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 11:22:57" (1/1) ... [2022-07-13 23:22:57,179 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6d8fdae2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:22:57, skipping insertion in model container [2022-07-13 23:22:57,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 11:22:57" (1/1) ... [2022-07-13 23:22:57,186 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 23:22:57,391 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 23:23:06,696 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/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2022-07-13 23:23:07,208 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 23:23:07,322 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-13 23:23:07,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 23:23:08,018 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/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2022-07-13 23:23:08,062 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 23:23:08,124 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 23:23:08,929 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/main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2022-07-13 23:23:08,947 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 23:23:09,490 INFO L208 MainTranslator]: Completed translation [2022-07-13 23:23:09,490 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:23:09 WrapperNode [2022-07-13 23:23:09,491 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 23:23:09,492 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 23:23:09,492 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 23:23:09,492 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 23:23:09,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:23:09" (1/1) ... [2022-07-13 23:23:09,774 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:23:09" (1/1) ... [2022-07-13 23:23:10,018 INFO L137 Inliner]: procedures = 1061, calls = 9656, calls flagged for inlining = 360, calls inlined = 140, statements flattened = 6761 [2022-07-13 23:23:10,019 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 23:23:10,020 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 23:23:10,021 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 23:23:10,021 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 23:23:10,028 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:23:09" (1/1) ... [2022-07-13 23:23:10,029 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:23:09" (1/1) ... [2022-07-13 23:23:10,105 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:23:09" (1/1) ... [2022-07-13 23:23:10,106 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:23:09" (1/1) ... [2022-07-13 23:23:10,291 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:23:09" (1/1) ... [2022-07-13 23:23:10,318 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:23:09" (1/1) ... [2022-07-13 23:23:10,394 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:23:09" (1/1) ... [2022-07-13 23:23:10,438 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 23:23:10,440 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 23:23:10,440 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 23:23:10,440 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 23:23:10,441 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:23:09" (1/1) ... [2022-07-13 23:23:10,446 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 23:23:10,454 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 23:23:10,480 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) [2022-07-13 23:23:10,499 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 [2022-07-13 23:23:10,518 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dummy_query_bo_prepare [2022-07-13 23:23:10,519 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dummy_query_bo_prepare [2022-07-13 23:23:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_destroy [2022-07-13 23:23:10,519 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_destroy [2022-07-13 23:23:10,519 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2022-07-13 23:23:10,519 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2022-07-13 23:23:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_init [2022-07-13 23:23:10,520 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_init [2022-07-13 23:23:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2022-07-13 23:23:10,520 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2022-07-13 23:23:10,520 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-07-13 23:23:10,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-07-13 23:23:10,521 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_set_config [2022-07-13 23:23:10,521 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_set_config [2022-07-13 23:23:10,521 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_backoff_reservation [2022-07-13 23:23:10,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_backoff_reservation [2022-07-13 23:23:10,521 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mtrr_del [2022-07-13 23:23:10,522 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mtrr_del [2022-07-13 23:23:10,522 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_move_buffer [2022-07-13 23:23:10,522 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_move_buffer [2022-07-13 23:23:10,522 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_firstopen [2022-07-13 23:23:10,522 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_firstopen [2022-07-13 23:23:10,522 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_lastclose [2022-07-13 23:23:10,523 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_lastclose [2022-07-13 23:23:10,523 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_pause_all [2022-07-13 23:23:10,523 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_pause_all [2022-07-13 23:23:10,523 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_surface_destroy [2022-07-13 23:23:10,523 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_surface_destroy [2022-07-13 23:23:10,523 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_destroy [2022-07-13 23:23:10,523 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_destroy [2022-07-13 23:23:10,524 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-13 23:23:10,524 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-13 23:23:10,524 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-07-13 23:23:10,524 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-13 23:23:10,524 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-13 23:23:10,525 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-13 23:23:10,525 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-13 23:23:10,525 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_unreserve [2022-07-13 23:23:10,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_unreserve [2022-07-13 23:23:10,525 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-13 23:23:10,525 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-13 23:23:10,526 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kmap [2022-07-13 23:23:10,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kmap [2022-07-13 23:23:10,526 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-13 23:23:10,526 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-13 23:23:10,526 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_backing_free [2022-07-13 23:23:10,526 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_backing_free [2022-07-13 23:23:10,527 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram_or_gmr [2022-07-13 23:23:10,527 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram_or_gmr [2022-07-13 23:23:10,527 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kunmap [2022-07-13 23:23:10,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kunmap [2022-07-13 23:23:10,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2022-07-13 23:23:10,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2022-07-13 23:23:10,528 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_commit_list [2022-07-13 23:23:10,528 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_commit_list [2022-07-13 23:23:10,528 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_hw_mutex [2022-07-13 23:23:10,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_hw_mutex [2022-07-13 23:23:10,529 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_emit_dummy_query [2022-07-13 23:23:10,529 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_emit_dummy_query [2022-07-13 23:23:10,529 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_context_destroy [2022-07-13 23:23:10,529 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_context_destroy [2022-07-13 23:23:10,529 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_del_active [2022-07-13 23:23:10,529 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_del_active [2022-07-13 23:23:10,530 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_mem_global_alloc [2022-07-13 23:23:10,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_mem_global_alloc [2022-07-13 23:23:10,530 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_destroy [2022-07-13 23:23:10,530 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_destroy [2022-07-13 23:23:10,530 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-07-13 23:23:10,530 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-07-13 23:23:10,530 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_release [2022-07-13 23:23:10,531 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_release [2022-07-13 23:23:10,531 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_base_object_init [2022-07-13 23:23:10,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_base_object_init [2022-07-13 23:23:10,531 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-13 23:23:10,531 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_waiter_add [2022-07-13 23:23:10,531 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_waiter_add [2022-07-13 23:23:10,532 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_complete [2022-07-13 23:23:10,532 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_complete [2022-07-13 23:23:10,532 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_destroy [2022-07-13 23:23:10,532 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_destroy [2022-07-13 23:23:10,532 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-13 23:23:10,532 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-13 23:23:10,532 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dma_buffer [2022-07-13 23:23:10,533 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dma_buffer [2022-07-13 23:23:10,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 23:23:10,533 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cursor_update_image [2022-07-13 23:23:10,533 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cursor_update_image [2022-07-13 23:23:10,533 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_display_unit_cleanup [2022-07-13 23:23:10,533 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_display_unit_cleanup [2022-07-13 23:23:10,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-13 23:23:10,534 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-13 23:23:10,534 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_destroy [2022-07-13 23:23:10,534 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_destroy [2022-07-13 23:23:10,534 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_context_base_release [2022-07-13 23:23:10,534 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_context_base_release [2022-07-13 23:23:10,534 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_passed [2022-07-13 23:23:10,534 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_passed [2022-07-13 23:23:10,535 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-07-13 23:23:10,535 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-07-13 23:23:10,535 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_have_pitchlock [2022-07-13 23:23:10,535 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_have_pitchlock [2022-07-13 23:23:10,535 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-07-13 23:23:10,535 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-07-13 23:23:10,536 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_stream_destroy [2022-07-13 23:23:10,536 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_stream_destroy [2022-07-13 23:23:10,536 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-13 23:23:10,536 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-13 23:23:10,536 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_write [2022-07-13 23:23:10,536 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_write [2022-07-13 23:23:10,536 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex [2022-07-13 23:23:10,537 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex [2022-07-13 23:23:10,537 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_wait [2022-07-13 23:23:10,537 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_wait [2022-07-13 23:23:10,537 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_close [2022-07-13 23:23:10,537 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_close [2022-07-13 23:23:10,537 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-07-13 23:23:10,538 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-07-13 23:23:10,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 23:23:10,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 23:23:10,540 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_write_svga [2022-07-13 23:23:10,540 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_write_svga [2022-07-13 23:23:10,544 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_release_mutex [2022-07-13 23:23:10,545 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_release_mutex [2022-07-13 23:23:10,545 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_init [2022-07-13 23:23:10,545 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_init [2022-07-13 23:23:10,545 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fallback_wait [2022-07-13 23:23:10,546 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fallback_wait [2022-07-13 23:23:10,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-13 23:23:10,546 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_reference [2022-07-13 23:23:10,546 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_reference [2022-07-13 23:23:10,546 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_release [2022-07-13 23:23:10,546 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_release [2022-07-13 23:23:10,546 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_surface_destroy [2022-07-13 23:23:10,546 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_surface_destroy [2022-07-13 23:23:10,547 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-13 23:23:10,547 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-13 23:23:10,547 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-07-13 23:23:10,547 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-07-13 23:23:10,547 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_reserve [2022-07-13 23:23:10,547 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_reserve [2022-07-13 23:23:10,547 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-13 23:23:10,548 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-13 23:23:10,548 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_off [2022-07-13 23:23:10,548 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_off [2022-07-13 23:23:10,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-13 23:23:10,548 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-13 23:23:10,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-13 23:23:10,548 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-13 23:23:10,549 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_write_lock [2022-07-13 23:23:10,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_write_lock [2022-07-13 23:23:10,549 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_dec [2022-07-13 23:23:10,549 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_dec [2022-07-13 23:23:10,549 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-07-13 23:23:10,549 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-07-13 23:23:10,549 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_device_release [2022-07-13 23:23:10,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_device_release [2022-07-13 23:23:10,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-13 23:23:10,550 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-13 23:23:10,550 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-13 23:23:10,550 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_release [2022-07-13 23:23:10,550 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-13 23:23:10,550 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-07-13 23:23:10,550 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-07-13 23:23:10,551 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-07-13 23:23:10,551 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-07-13 23:23:10,551 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_global_release [2022-07-13 23:23:10,551 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_global_release [2022-07-13 23:23:10,551 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-07-13 23:23:10,551 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-07-13 23:23:10,551 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-13 23:23:10,552 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-13 23:23:10,552 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-13 23:23:10,552 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-13 23:23:10,552 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_add_active [2022-07-13 23:23:10,552 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_add_active [2022-07-13 23:23:10,553 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fpriv [2022-07-13 23:23:10,553 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fpriv [2022-07-13 23:23:10,553 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-07-13 23:23:10,553 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-07-13 23:23:10,553 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_reserve_buffers [2022-07-13 23:23:10,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_reserve_buffers [2022-07-13 23:23:10,553 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_kmap_obj_virtual [2022-07-13 23:23:10,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_kmap_obj_virtual [2022-07-13 23:23:10,554 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_start_of_vram [2022-07-13 23:23:10,554 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_start_of_vram [2022-07-13 23:23:10,554 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-13 23:23:10,555 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-13 23:23:10,555 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_set_par [2022-07-13 23:23:10,555 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_set_par [2022-07-13 23:23:10,555 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_populate [2022-07-13 23:23:10,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cmdbuf_mutex [2022-07-13 23:23:10,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cmdbuf_mutex [2022-07-13 23:23:10,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cmdbuf_mutex [2022-07-13 23:23:10,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cmdbuf_mutex [2022-07-13 23:23:10,556 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_destroy [2022-07-13 23:23:10,556 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_destroy [2022-07-13 23:23:10,556 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_clean_mm [2022-07-13 23:23:10,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_clean_mm [2022-07-13 23:23:10,557 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_send_stop [2022-07-13 23:23:10,557 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_send_stop [2022-07-13 23:23:10,557 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-13 23:23:10,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-13 23:23:10,557 INFO L130 BoogieDeclarations]: Found specification of procedure drm_vblank_cleanup [2022-07-13 23:23:10,557 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_vblank_cleanup [2022-07-13 23:23:10,557 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-13 23:23:10,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-13 23:23:10,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-13 23:23:10,558 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-13 23:23:10,558 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-07-13 23:23:10,558 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-07-13 23:23:10,558 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-13 23:23:10,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-13 23:23:10,558 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_unref [2022-07-13 23:23:10,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_unref [2022-07-13 23:23:10,559 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_create [2022-07-13 23:23:10,559 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_create [2022-07-13 23:23:10,559 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_unreference [2022-07-13 23:23:10,559 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_unreference [2022-07-13 23:23:10,559 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2022-07-13 23:23:10,559 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2022-07-13 23:23:10,560 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_bo_get_guest_ptr [2022-07-13 23:23:10,560 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_bo_get_guest_ptr [2022-07-13 23:23:10,560 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_placement [2022-07-13 23:23:10,560 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_placement [2022-07-13 23:23:10,560 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-07-13 23:23:10,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-07-13 23:23:10,560 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_update [2022-07-13 23:23:10,560 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_update [2022-07-13 23:23:10,561 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sync_obj_unref [2022-07-13 23:23:10,561 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sync_obj_unref [2022-07-13 23:23:10,561 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_set_config [2022-07-13 23:23:10,561 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_set_config [2022-07-13 23:23:10,561 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-07-13 23:23:10,561 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-07-13 23:23:10,561 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-13 23:23:10,562 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-13 23:23:10,562 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2022-07-13 23:23:10,562 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2022-07-13 23:23:10,562 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_is_full [2022-07-13 23:23:10,562 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_is_full [2022-07-13 23:23:10,564 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_send_put [2022-07-13 23:23:10,565 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_send_put [2022-07-13 23:23:10,565 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_marker_pull [2022-07-13 23:23:10,565 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_marker_pull [2022-07-13 23:23:10,565 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_cleanup [2022-07-13 23:23:10,566 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_cleanup [2022-07-13 23:23:10,566 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-13 23:23:10,566 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-13 23:23:10,567 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_update_seqno [2022-07-13 23:23:10,567 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_update_seqno [2022-07-13 23:23:10,567 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fb_surf_mutex [2022-07-13 23:23:10,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fb_surf_mutex [2022-07-13 23:23:10,567 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-13 23:23:10,568 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-13 23:23:10,568 INFO L130 BoogieDeclarations]: Found specification of procedure getrawmonotonic [2022-07-13 23:23:10,568 INFO L138 BoogieDeclarations]: Found implementation of procedure getrawmonotonic [2022-07-13 23:23:10,568 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_perform_actions [2022-07-13 23:23:10,568 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_perform_actions [2022-07-13 23:23:10,568 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_encoder_destroy [2022-07-13 23:23:10,568 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_encoder_destroy [2022-07-13 23:23:10,569 INFO L130 BoogieDeclarations]: Found specification of procedure fill_flush [2022-07-13 23:23:10,569 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_flush [2022-07-13 23:23:10,569 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2022-07-13 23:23:10,569 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2022-07-13 23:23:10,569 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-13 23:23:10,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-13 23:23:10,569 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_unreference [2022-07-13 23:23:10,569 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_unreference [2022-07-13 23:23:10,570 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_unreference [2022-07-13 23:23:10,570 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_unreference [2022-07-13 23:23:10,570 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_fence_buffer_objects [2022-07-13 23:23:10,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_fence_buffer_objects [2022-07-13 23:23:10,570 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fifo_mutex [2022-07-13 23:23:10,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fifo_mutex [2022-07-13 23:23:10,570 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-13 23:23:10,570 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-13 23:23:10,571 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_wait [2022-07-13 23:23:10,571 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_wait [2022-07-13 23:23:10,571 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_prepare [2022-07-13 23:23:10,571 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_prepare [2022-07-13 23:23:10,571 INFO L130 BoogieDeclarations]: Found specification of procedure drm_master_put [2022-07-13 23:23:10,571 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_master_put [2022-07-13 23:23:10,571 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-07-13 23:23:10,572 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-07-13 23:23:10,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_goal_irq_mutex [2022-07-13 23:23:10,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_goal_irq_mutex [2022-07-13 23:23:10,572 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_bo_pin [2022-07-13 23:23:10,572 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_bo_pin [2022-07-13 23:23:10,572 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-13 23:23:10,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-13 23:23:10,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-13 23:23:10,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-13 23:23:10,573 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-13 23:23:10,573 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-13 23:23:10,573 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_init [2022-07-13 23:23:10,573 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_init [2022-07-13 23:23:10,573 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_sub [2022-07-13 23:23:10,573 INFO L138 BoogieDeclarations]: Found implementation of procedure timespec_sub [2022-07-13 23:23:10,573 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_close [2022-07-13 23:23:10,574 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_close [2022-07-13 23:23:10,574 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_resume [2022-07-13 23:23:10,574 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_resume [2022-07-13 23:23:10,574 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-13 23:23:10,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-13 23:23:10,574 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_unref [2022-07-13 23:23:10,574 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_unref [2022-07-13 23:23:10,574 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_close [2022-07-13 23:23:10,575 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_close [2022-07-13 23:23:10,575 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_unbind [2022-07-13 23:23:10,575 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_unbind [2022-07-13 23:23:10,575 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-07-13 23:23:10,575 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-07-13 23:23:10,575 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_suspend [2022-07-13 23:23:10,575 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_suspend [2022-07-13 23:23:10,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-13 23:23:10,576 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-13 23:23:10,576 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_unpin [2022-07-13 23:23:10,576 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_unpin [2022-07-13 23:23:10,576 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_restore_vga [2022-07-13 23:23:10,576 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_restore_vga [2022-07-13 23:23:10,576 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_request_device [2022-07-13 23:23:10,576 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_request_device [2022-07-13 23:23:10,577 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_unreference [2022-07-13 23:23:10,577 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_unreference [2022-07-13 23:23:10,577 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-07-13 23:23:10,577 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-07-13 23:23:10,577 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-13 23:23:10,577 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-13 23:23:10,577 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex [2022-07-13 23:23:10,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex [2022-07-13 23:23:10,578 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_unref [2022-07-13 23:23:10,578 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_unref [2022-07-13 23:23:10,578 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_fifo_down [2022-07-13 23:23:10,578 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_fifo_down [2022-07-13 23:23:10,578 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_connector_destroy [2022-07-13 23:23:10,578 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_connector_destroy [2022-07-13 23:23:10,578 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_read [2022-07-13 23:23:10,578 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_read [2022-07-13 23:23:10,579 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2022-07-13 23:23:10,579 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2022-07-13 23:23:10,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-13 23:23:10,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-13 23:23:10,579 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-13 23:23:10,579 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-13 23:23:10,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-13 23:23:10,579 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_destroy_locked [2022-07-13 23:23:10,580 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_destroy_locked [2022-07-13 23:23:10,580 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_fifo_destroy [2022-07-13 23:23:10,580 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_fifo_destroy [2022-07-13 23:23:10,580 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_unpopulate [2022-07-13 23:23:10,580 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_waiter_remove [2022-07-13 23:23:10,580 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_waiter_remove [2022-07-13 23:23:10,580 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_stream_base_release [2022-07-13 23:23:10,581 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_stream_base_release [2022-07-13 23:23:10,581 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_release_device [2022-07-13 23:23:10,581 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_release_device [2022-07-13 23:23:10,581 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_validate [2022-07-13 23:23:10,581 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_validate [2022-07-13 23:23:10,581 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_driver_unload [2022-07-13 23:23:10,581 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_driver_unload [2022-07-13 23:23:10,581 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_fb_surf_mutex [2022-07-13 23:23:10,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_fb_surf_mutex [2022-07-13 23:23:10,582 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-07-13 23:23:10,582 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-07-13 23:23:10,582 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-07-13 23:23:10,582 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-07-13 23:23:10,582 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-13 23:23:10,585 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_mem_global_free [2022-07-13 23:23:10,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_mem_global_free [2022-07-13 23:23:10,585 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_write_unlock [2022-07-13 23:23:10,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_write_unlock [2022-07-13 23:23:10,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-13 23:23:10,586 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-07-13 23:23:10,586 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-07-13 23:23:10,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-13 23:23:10,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-13 23:23:10,586 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-13 23:23:10,586 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_destroy_encode [2022-07-13 23:23:10,586 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_destroy_encode [2022-07-13 23:23:10,587 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_work_func [2022-07-13 23:23:10,587 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_work_func [2022-07-13 23:23:10,587 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_update_stream [2022-07-13 23:23:10,587 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_update_stream [2022-07-13 23:23:10,587 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_reference [2022-07-13 23:23:10,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_reference [2022-07-13 23:23:10,587 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2022-07-13 23:23:10,587 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2022-07-13 23:23:10,588 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_connector_destroy [2022-07-13 23:23:10,588 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_connector_destroy [2022-07-13 23:23:10,588 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_encoder_destroy [2022-07-13 23:23:10,588 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_encoder_destroy [2022-07-13 23:23:10,588 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cursor_update_dmabuf [2022-07-13 23:23:10,588 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cursor_update_dmabuf [2022-07-13 23:23:10,588 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-13 23:23:10,588 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-13 23:23:10,589 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-13 23:23:10,589 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-13 23:23:10,589 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_unpin [2022-07-13 23:23:10,589 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_unpin [2022-07-13 23:23:10,589 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_base_release [2022-07-13 23:23:10,589 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_base_release [2022-07-13 23:23:10,589 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2022-07-13 23:23:10,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2022-07-13 23:23:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-13 23:23:10,590 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-13 23:23:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_release_mutex [2022-07-13 23:23:10,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_release_mutex [2022-07-13 23:23:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_inc [2022-07-13 23:23:10,590 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_inc [2022-07-13 23:23:10,590 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_stop [2022-07-13 23:23:10,591 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_stop [2022-07-13 23:23:10,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-13 23:23:10,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-13 23:23:10,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-13 23:23:10,591 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_priv [2022-07-13 23:23:10,591 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_priv [2022-07-13 23:23:10,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-13 23:23:10,591 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_goal_irq_mutex [2022-07-13 23:23:10,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_goal_irq_mutex [2022-07-13 23:23:10,592 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_commit [2022-07-13 23:23:10,592 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_commit [2022-07-13 23:23:10,592 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_init [2022-07-13 23:23:10,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-07-13 23:23:10,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-07-13 23:23:10,592 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_hw_mutex [2022-07-13 23:23:10,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_hw_mutex [2022-07-13 23:23:10,593 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_event_fence_action_cleanup [2022-07-13 23:23:10,593 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_event_fence_action_cleanup [2022-07-13 23:23:10,593 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_unpin_panic [2022-07-13 23:23:10,593 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_unpin_panic [2022-07-13 23:23:10,593 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_backing_alloc [2022-07-13 23:23:10,593 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_backing_alloc [2022-07-13 23:23:10,593 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_signaled [2022-07-13 23:23:10,594 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_signaled [2022-07-13 23:23:10,594 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_resume_all [2022-07-13 23:23:10,594 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_resume_all [2022-07-13 23:23:10,594 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_reserve [2022-07-13 23:23:10,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_reserve [2022-07-13 23:23:10,594 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_idle [2022-07-13 23:23:10,594 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_idle [2022-07-13 23:23:10,594 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_reference [2022-07-13 23:23:10,595 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_reference [2022-07-13 23:23:10,595 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-13 23:23:10,595 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-13 23:23:10,595 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_base_object_unref [2022-07-13 23:23:10,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_base_object_unref [2022-07-13 23:23:10,595 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_master [2022-07-13 23:23:10,595 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_master [2022-07-13 23:23:10,596 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_create [2022-07-13 23:23:10,596 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_create [2022-07-13 23:23:10,596 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram [2022-07-13 23:23:10,596 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram [2022-07-13 23:23:10,596 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_remove [2022-07-13 23:23:10,596 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_remove [2022-07-13 23:23:10,596 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_destroy_size [2022-07-13 23:23:10,596 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_destroy_size [2022-07-13 23:23:10,597 INFO L130 BoogieDeclarations]: Found specification of procedure drm_framebuffer_cleanup [2022-07-13 23:23:10,597 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_framebuffer_cleanup [2022-07-13 23:23:10,597 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_pin [2022-07-13 23:23:10,597 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_pin [2022-07-13 23:23:10,597 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2022-07-13 23:23:10,597 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2022-07-13 23:23:10,597 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2022-07-13 23:23:10,597 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2022-07-13 23:23:10,598 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_surface_base_release [2022-07-13 23:23:10,598 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_surface_base_release [2022-07-13 23:23:10,598 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_mem_glob [2022-07-13 23:23:10,598 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_mem_glob [2022-07-13 23:23:10,598 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_fence_commands [2022-07-13 23:23:10,598 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_fence_commands [2022-07-13 23:23:10,598 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_ping_host [2022-07-13 23:23:10,598 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_ping_host [2022-07-13 23:23:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_object_device_release [2022-07-13 23:23:10,599 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_object_device_release [2022-07-13 23:23:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_release [2022-07-13 23:23:10,599 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_release [2022-07-13 23:23:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2022-07-13 23:23:10,599 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2022-07-13 23:23:10,599 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_send_fence [2022-07-13 23:23:10,600 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_send_fence [2022-07-13 23:23:10,600 INFO L130 BoogieDeclarations]: Found specification of procedure fill_escape [2022-07-13 23:23:10,600 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_escape [2022-07-13 23:23:10,600 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_manager_takedown [2022-07-13 23:23:10,600 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_manager_takedown [2022-07-13 23:23:10,600 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-13 23:23:10,600 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-13 23:23:10,600 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_release_pinned_bo [2022-07-13 23:23:10,601 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_release_pinned_bo [2022-07-13 23:23:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-07-13 23:23:10,601 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-07-13 23:23:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-13 23:23:10,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-13 23:23:10,601 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_timespec [2022-07-13 23:23:10,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_timespec [2022-07-13 23:23:11,652 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 23:23:11,670 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 23:25:45,951 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 23:25:45,973 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 23:25:45,974 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-13 23:25:45,981 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 11:25:45 BoogieIcfgContainer [2022-07-13 23:25:45,981 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 23:25:45,983 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-13 23:25:45,983 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-13 23:25:45,986 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-13 23:25:45,986 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 11:22:57" (1/3) ... [2022-07-13 23:25:45,987 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45be6bb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 11:25:45, skipping insertion in model container [2022-07-13 23:25:45,987 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 11:23:09" (2/3) ... [2022-07-13 23:25:45,988 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@45be6bb5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 11:25:45, skipping insertion in model container [2022-07-13 23:25:45,988 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 11:25:45" (3/3) ... [2022-07-13 23:25:45,989 INFO L111 eAbstractionObserver]: Analyzing ICFG main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2022-07-13 23:25:46,003 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-13 23:25:46,003 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-13 23:25:46,108 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-13 23:25:46,113 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@657119aa, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@362fab8a [2022-07-13 23:25:46,113 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-13 23:25:46,126 INFO L276 IsEmpty]: Start isEmpty. Operand has 3067 states, 1875 states have (on average 1.2597333333333334) internal successors, (2362), 1994 states have internal predecessors, (2362), 960 states have call successors, (960), 230 states have call predecessors, (960), 230 states have return successors, (960), 931 states have call predecessors, (960), 960 states have call successors, (960) [2022-07-13 23:25:46,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-07-13 23:25:46,132 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:25:46,133 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:25:46,133 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:25:46,137 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:25:46,138 INFO L85 PathProgramCache]: Analyzing trace with hash 1840002574, now seen corresponding path program 1 times [2022-07-13 23:25:46,166 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 23:25:46,166 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1473755081] [2022-07-13 23:25:46,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:25:46,168 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 23:25:46,168 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 23:25:46,171 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) [2022-07-13 23:25:46,208 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-13 23:25:54,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:25:54,323 INFO L263 TraceCheckSpWp]: Trace formula consists of 6348 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 23:25:54,331 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:25:54,549 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:25:54,550 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 23:25:54,550 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 23:25:54,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1473755081] [2022-07-13 23:25:54,551 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1473755081] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:25:54,551 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:25:54,552 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 23:25:54,553 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070520851] [2022-07-13 23:25:54,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:25:54,559 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 23:25:54,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 23:25:54,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 23:25:54,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:25:54,594 INFO L87 Difference]: Start difference. First operand has 3067 states, 1875 states have (on average 1.2597333333333334) internal successors, (2362), 1994 states have internal predecessors, (2362), 960 states have call successors, (960), 230 states have call predecessors, (960), 230 states have return successors, (960), 931 states have call predecessors, (960), 960 states have call successors, (960) Second operand has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-13 23:25:57,430 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.82s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-13 23:25:58,125 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:25:58,125 INFO L93 Difference]: Finished difference Result 9038 states and 13207 transitions. [2022-07-13 23:25:58,127 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 23:25:58,128 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-07-13 23:25:58,129 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:25:58,202 INFO L225 Difference]: With dead ends: 9038 [2022-07-13 23:25:58,203 INFO L226 Difference]: Without dead ends: 5920 [2022-07-13 23:25:58,245 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:25:58,252 INFO L413 NwaCegarLoop]: 5672 mSDtfsCounter, 4275 mSDsluCounter, 4121 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4275 SdHoareTripleChecker+Valid, 9793 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-07-13 23:25:58,254 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4275 Valid, 9793 Invalid, 12 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 3.0s Time] [2022-07-13 23:25:58,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5920 states. [2022-07-13 23:25:58,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5920 to 5905. [2022-07-13 23:25:58,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5905 states, 3609 states have (on average 1.2446661124965364) internal successors, (4492), 3808 states have internal predecessors, (4492), 1847 states have call successors, (1847), 452 states have call predecessors, (1847), 448 states have return successors, (1946), 1763 states have call predecessors, (1946), 1819 states have call successors, (1946) [2022-07-13 23:25:58,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5905 states to 5905 states and 8285 transitions. [2022-07-13 23:25:58,726 INFO L78 Accepts]: Start accepts. Automaton has 5905 states and 8285 transitions. Word has length 12 [2022-07-13 23:25:58,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:25:58,728 INFO L495 AbstractCegarLoop]: Abstraction has 5905 states and 8285 transitions. [2022-07-13 23:25:58,728 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.6666666666666665) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-13 23:25:58,729 INFO L276 IsEmpty]: Start isEmpty. Operand 5905 states and 8285 transitions. [2022-07-13 23:25:58,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-07-13 23:25:58,730 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:25:58,730 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:25:58,918 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-13 23:25:58,951 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 23:25:58,952 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:25:58,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:25:58,952 INFO L85 PathProgramCache]: Analyzing trace with hash 1203679267, now seen corresponding path program 1 times [2022-07-13 23:25:58,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 23:25:58,962 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1497336464] [2022-07-13 23:25:58,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:25:58,963 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 23:25:58,964 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 23:25:58,965 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) [2022-07-13 23:25:58,968 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-13 23:26:06,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:26:06,849 INFO L263 TraceCheckSpWp]: Trace formula consists of 6349 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 23:26:06,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:26:07,081 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:26:07,081 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 23:26:07,081 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 23:26:07,082 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1497336464] [2022-07-13 23:26:07,082 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1497336464] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:26:07,082 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:26:07,082 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 23:26:07,082 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [422940778] [2022-07-13 23:26:07,082 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:26:07,083 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 23:26:07,083 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 23:26:07,084 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 23:26:07,084 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:26:07,084 INFO L87 Difference]: Start difference. First operand 5905 states and 8285 transitions. Second operand has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-13 23:26:09,868 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.78s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-13 23:26:10,176 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:26:10,177 INFO L93 Difference]: Finished difference Result 5907 states and 8286 transitions. [2022-07-13 23:26:10,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 23:26:10,178 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2022-07-13 23:26:10,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:26:10,232 INFO L225 Difference]: With dead ends: 5907 [2022-07-13 23:26:10,232 INFO L226 Difference]: Without dead ends: 5904 [2022-07-13 23:26:10,240 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:26:10,245 INFO L413 NwaCegarLoop]: 4189 mSDtfsCounter, 4180 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4180 SdHoareTripleChecker+Valid, 4191 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-07-13 23:26:10,246 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4180 Valid, 4191 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 2.9s Time] [2022-07-13 23:26:10,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5904 states. [2022-07-13 23:26:10,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5904 to 5904. [2022-07-13 23:26:10,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5904 states, 3609 states have (on average 1.2443890274314215) internal successors, (4491), 3807 states have internal predecessors, (4491), 1846 states have call successors, (1846), 452 states have call predecessors, (1846), 448 states have return successors, (1946), 1763 states have call predecessors, (1946), 1819 states have call successors, (1946) [2022-07-13 23:26:10,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 5904 states and 8283 transitions. [2022-07-13 23:26:10,608 INFO L78 Accepts]: Start accepts. Automaton has 5904 states and 8283 transitions. Word has length 13 [2022-07-13 23:26:10,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:26:10,608 INFO L495 AbstractCegarLoop]: Abstraction has 5904 states and 8283 transitions. [2022-07-13 23:26:10,609 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-13 23:26:10,610 INFO L276 IsEmpty]: Start isEmpty. Operand 5904 states and 8283 transitions. [2022-07-13 23:26:10,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-07-13 23:26:10,611 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:26:10,611 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:26:10,786 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-13 23:26:10,831 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 23:26:10,832 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:26:10,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:26:10,832 INFO L85 PathProgramCache]: Analyzing trace with hash -1342469199, now seen corresponding path program 1 times [2022-07-13 23:26:10,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 23:26:10,846 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [322470660] [2022-07-13 23:26:10,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:26:10,847 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 23:26:10,847 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 23:26:10,849 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) [2022-07-13 23:26:10,851 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-13 23:26:18,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:26:19,036 INFO L263 TraceCheckSpWp]: Trace formula consists of 6350 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 23:26:19,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:26:19,281 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:26:19,281 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 23:26:19,281 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 23:26:19,281 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [322470660] [2022-07-13 23:26:19,281 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [322470660] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:26:19,281 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:26:19,281 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 23:26:19,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1128921323] [2022-07-13 23:26:19,282 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:26:19,282 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 23:26:19,282 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 23:26:19,282 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 23:26:19,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:26:19,283 INFO L87 Difference]: Start difference. First operand 5904 states and 8283 transitions. Second operand has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-13 23:26:22,105 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.81s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-13 23:26:22,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:26:22,481 INFO L93 Difference]: Finished difference Result 5920 states and 8293 transitions. [2022-07-13 23:26:22,482 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 23:26:22,482 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 14 [2022-07-13 23:26:22,482 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:26:22,529 INFO L225 Difference]: With dead ends: 5920 [2022-07-13 23:26:22,530 INFO L226 Difference]: Without dead ends: 5916 [2022-07-13 23:26:22,538 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:26:22,545 INFO L413 NwaCegarLoop]: 4186 mSDtfsCounter, 4160 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4160 SdHoareTripleChecker+Valid, 4204 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-07-13 23:26:22,546 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4160 Valid, 4204 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 1 Unknown, 0 Unchecked, 3.0s Time] [2022-07-13 23:26:22,556 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5916 states. [2022-07-13 23:26:22,827 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5916 to 5914. [2022-07-13 23:26:22,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5914 states, 3617 states have (on average 1.2430190765828035) internal successors, (4496), 3813 states have internal predecessors, (4496), 1844 states have call successors, (1844), 456 states have call predecessors, (1844), 452 states have return successors, (1946), 1763 states have call predecessors, (1946), 1819 states have call successors, (1946) [2022-07-13 23:26:22,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5914 states to 5914 states and 8286 transitions. [2022-07-13 23:26:22,893 INFO L78 Accepts]: Start accepts. Automaton has 5914 states and 8286 transitions. Word has length 14 [2022-07-13 23:26:22,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:26:22,893 INFO L495 AbstractCegarLoop]: Abstraction has 5914 states and 8286 transitions. [2022-07-13 23:26:22,894 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.3333333333333335) internal successors, (10), 3 states have internal predecessors, (10), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-13 23:26:22,894 INFO L276 IsEmpty]: Start isEmpty. Operand 5914 states and 8286 transitions. [2022-07-13 23:26:22,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-07-13 23:26:22,895 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:26:22,895 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:26:23,062 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-13 23:26:23,115 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 23:26:23,116 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:26:23,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:26:23,116 INFO L85 PathProgramCache]: Analyzing trace with hash 1331311846, now seen corresponding path program 1 times [2022-07-13 23:26:23,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 23:26:23,126 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [751971275] [2022-07-13 23:26:23,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:26:23,126 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 23:26:23,126 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 23:26:23,129 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) [2022-07-13 23:26:23,131 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-13 23:26:30,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:26:31,033 INFO L263 TraceCheckSpWp]: Trace formula consists of 6351 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 23:26:31,037 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:26:31,302 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:26:31,302 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 23:26:31,302 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 23:26:31,302 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [751971275] [2022-07-13 23:26:31,302 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [751971275] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:26:31,302 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:26:31,302 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 23:26:31,302 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1312353469] [2022-07-13 23:26:31,302 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:26:31,303 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 23:26:31,303 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 23:26:31,303 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 23:26:31,303 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:26:31,303 INFO L87 Difference]: Start difference. First operand 5914 states and 8286 transitions. Second operand has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-13 23:26:34,061 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.75s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-13 23:26:34,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:26:34,732 INFO L93 Difference]: Finished difference Result 17279 states and 25742 transitions. [2022-07-13 23:26:34,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 23:26:34,733 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2022-07-13 23:26:34,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:26:34,834 INFO L225 Difference]: With dead ends: 17279 [2022-07-13 23:26:34,834 INFO L226 Difference]: Without dead ends: 11371 [2022-07-13 23:26:34,899 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:26:34,900 INFO L413 NwaCegarLoop]: 5313 mSDtfsCounter, 4034 mSDsluCounter, 4242 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 5 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4034 SdHoareTripleChecker+Valid, 9555 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-07-13 23:26:34,900 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4034 Valid, 9555 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 8 Invalid, 1 Unknown, 0 Unchecked, 3.0s Time] [2022-07-13 23:26:34,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11371 states. [2022-07-13 23:26:35,430 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11371 to 11347. [2022-07-13 23:26:35,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11347 states, 6953 states have (on average 1.2398964475765857) internal successors, (8621), 7327 states have internal predecessors, (8621), 3498 states have call successors, (3498), 904 states have call predecessors, (3498), 895 states have return successors, (4516), 3343 states have call predecessors, (4516), 3451 states have call successors, (4516) [2022-07-13 23:26:35,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11347 states to 11347 states and 16635 transitions. [2022-07-13 23:26:35,550 INFO L78 Accepts]: Start accepts. Automaton has 11347 states and 16635 transitions. Word has length 15 [2022-07-13 23:26:35,550 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 23:26:35,550 INFO L495 AbstractCegarLoop]: Abstraction has 11347 states and 16635 transitions. [2022-07-13 23:26:35,551 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 3.6666666666666665) internal successors, (11), 3 states have internal predecessors, (11), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-13 23:26:35,551 INFO L276 IsEmpty]: Start isEmpty. Operand 11347 states and 16635 transitions. [2022-07-13 23:26:35,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-07-13 23:26:35,552 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 23:26:35,552 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 23:26:35,720 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-13 23:26:35,767 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-13 23:26:35,767 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 23:26:35,768 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 23:26:35,768 INFO L85 PathProgramCache]: Analyzing trace with hash -1680816812, now seen corresponding path program 1 times [2022-07-13 23:26:35,779 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-13 23:26:35,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1118154323] [2022-07-13 23:26:35,780 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 23:26:35,780 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-13 23:26:35,780 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-13 23:26:35,782 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) [2022-07-13 23:26:35,784 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-13 23:26:43,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 23:26:43,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 6352 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-13 23:26:43,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 23:26:44,041 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 23:26:44,042 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 23:26:44,042 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-13 23:26:44,042 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1118154323] [2022-07-13 23:26:44,042 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1118154323] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 23:26:44,042 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 23:26:44,042 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 23:26:44,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [291535001] [2022-07-13 23:26:44,042 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 23:26:44,043 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 23:26:44,043 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-13 23:26:44,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 23:26:44,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:26:44,043 INFO L87 Difference]: Start difference. First operand 11347 states and 16635 transitions. Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-13 23:26:46,830 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.78s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-13 23:26:47,305 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 23:26:47,305 INFO L93 Difference]: Finished difference Result 11585 states and 16843 transitions. [2022-07-13 23:26:47,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 23:26:47,306 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16 [2022-07-13 23:26:47,306 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 23:26:47,391 INFO L225 Difference]: With dead ends: 11585 [2022-07-13 23:26:47,391 INFO L226 Difference]: Without dead ends: 11581 [2022-07-13 23:26:47,404 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 23:26:47,405 INFO L413 NwaCegarLoop]: 4214 mSDtfsCounter, 4119 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4119 SdHoareTripleChecker+Valid, 4316 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-07-13 23:26:47,405 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4119 Valid, 4316 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 1 Unknown, 0 Unchecked, 3.0s Time] [2022-07-13 23:26:47,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11581 states.