./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 35987657 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-?-3598765 [2022-07-21 10:16:31,484 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 10:16:31,486 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 10:16:31,514 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 10:16:31,514 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 10:16:31,517 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 10:16:31,522 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 10:16:31,525 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 10:16:31,527 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 10:16:31,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 10:16:31,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 10:16:31,536 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 10:16:31,536 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 10:16:31,538 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 10:16:31,539 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 10:16:31,539 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 10:16:31,540 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 10:16:31,540 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 10:16:31,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 10:16:31,544 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 10:16:31,547 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 10:16:31,548 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 10:16:31,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 10:16:31,551 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 10:16:31,552 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 10:16:31,554 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 10:16:31,557 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 10:16:31,558 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 10:16:31,559 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 10:16:31,560 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 10:16:31,560 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 10:16:31,561 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 10:16:31,561 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 10:16:31,562 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 10:16:31,564 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 10:16:31,564 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 10:16:31,564 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 10:16:31,565 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 10:16:31,565 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 10:16:31,565 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 10:16:31,566 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 10:16:31,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 10:16:31,572 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 10:16:31,606 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 10:16:31,606 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 10:16:31,607 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 10:16:31,607 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 10:16:31,607 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 10:16:31,607 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 10:16:31,608 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 10:16:31,608 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 10:16:31,608 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 10:16:31,608 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 10:16:31,608 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 10:16:31,608 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 10:16:31,608 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 10:16:31,608 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 10:16:31,609 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 10:16:31,609 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 10:16:31,609 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 10:16:31,609 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 10:16:31,609 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 10:16:31,609 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 10:16:31,610 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 10:16:31,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 10:16:31,610 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 10:16:31,610 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 10:16:31,610 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 10:16:31,610 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 10:16:31,610 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 10:16:31,611 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 10:16:31,611 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 10:16:31,611 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 10:16:31,611 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 600276f17a788d89542ab4bc1cb35a7ee9259aa7d76b73bd966dc12f7082896c [2022-07-21 10:16:31,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 10:16:31,940 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 10:16:31,942 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 10:16:31,943 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 10:16:31,943 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 10:16:31,944 INFO L432 ainManager$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 [2022-07-21 10:16:31,997 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e7818d8f/78e702d6f2d449519f2cc6c2d6c63b6f/FLAGaea418458 [2022-07-21 10:16:32,958 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 10:16:32,959 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 [2022-07-21 10:16:33,036 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e7818d8f/78e702d6f2d449519f2cc6c2d6c63b6f/FLAGaea418458 [2022-07-21 10:16:33,524 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2e7818d8f/78e702d6f2d449519f2cc6c2d6c63b6f [2022-07-21 10:16:33,526 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 10:16:33,527 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 10:16:33,528 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 10:16:33,528 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 10:16:33,531 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 10:16:33,531 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:16:33" (1/1) ... [2022-07-21 10:16:33,532 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59bb89f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:16:33, skipping insertion in model container [2022-07-21 10:16:33,532 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:16:33" (1/1) ... [2022-07-21 10:16:33,537 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 10:16:33,722 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 10:16:42,478 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] [2022-07-21 10:16:43,000 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 10:16:43,070 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 10:16:43,973 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) [2022-07-21 10:16:43,980 INFO L158 Benchmark]: Toolchain (without parser) took 10450.63ms. Allocated memory was 71.3MB in the beginning and 260.0MB in the end (delta: 188.7MB). Free memory was 36.9MB in the beginning and 130.7MB in the end (delta: -93.8MB). Peak memory consumption was 135.5MB. Max. memory is 16.1GB. [2022-07-21 10:16:43,981 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 38.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 10:16:43,983 INFO L158 Benchmark]: CACSL2BoogieTranslator took 10449.24ms. Allocated memory was 71.3MB in the beginning and 260.0MB in the end (delta: 188.7MB). Free memory was 36.7MB in the beginning and 130.7MB in the end (delta: -94.0MB). Peak memory consumption was 135.5MB. Max. memory is 16.1GB. [2022-07-21 10:16:43,985 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 54.5MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 38.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 10449.24ms. Allocated memory was 71.3MB in the beginning and 260.0MB in the end (delta: 188.7MB). Free memory was 36.7MB in the beginning and 130.7MB in the end (delta: -94.0MB). Peak memory consumption was 135.5MB. 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-?-3598765 [2022-07-21 10:16:45,691 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 10:16:45,693 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 10:16:45,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 10:16:45,719 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 10:16:45,720 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 10:16:45,721 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 10:16:45,722 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 10:16:45,723 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 10:16:45,724 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 10:16:45,725 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 10:16:45,726 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 10:16:45,726 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 10:16:45,727 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 10:16:45,728 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 10:16:45,728 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 10:16:45,729 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 10:16:45,730 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 10:16:45,733 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 10:16:45,737 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 10:16:45,742 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 10:16:45,745 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 10:16:45,747 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 10:16:45,748 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 10:16:45,749 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 10:16:45,752 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 10:16:45,755 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 10:16:45,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 10:16:45,756 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 10:16:45,757 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 10:16:45,757 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 10:16:45,758 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 10:16:45,760 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 10:16:45,761 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 10:16:45,761 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 10:16:45,763 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 10:16:45,763 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 10:16:45,763 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 10:16:45,763 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 10:16:45,764 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 10:16:45,764 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 10:16:45,769 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 10:16:45,770 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-21 10:16:45,793 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 10:16:45,793 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 10:16:45,793 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 10:16:45,794 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 10:16:45,794 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 10:16:45,794 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 10:16:45,795 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 10:16:45,795 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 10:16:45,795 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 10:16:45,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 10:16:45,796 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 10:16:45,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 10:16:45,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 10:16:45,797 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 10:16:45,797 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 10:16:45,797 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-21 10:16:45,797 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-21 10:16:45,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 10:16:45,797 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 10:16:45,797 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 10:16:45,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 10:16:45,798 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 10:16:45,798 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 10:16:45,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 10:16:45,798 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 10:16:45,798 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 10:16:45,798 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 10:16:45,799 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-21 10:16:45,799 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-21 10:16:45,799 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 10:16:45,799 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 10:16:45,799 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 10:16:45,799 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-21 10:16:45,800 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 600276f17a788d89542ab4bc1cb35a7ee9259aa7d76b73bd966dc12f7082896c [2022-07-21 10:16:46,156 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 10:16:46,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 10:16:46,178 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 10:16:46,179 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 10:16:46,181 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 10:16:46,183 INFO L432 ainManager$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 [2022-07-21 10:16:46,250 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/feaf3b74f/58d6eedea08c447a9b2c46593c8c732c/FLAGd48bffdba [2022-07-21 10:16:47,118 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 10:16:47,119 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 [2022-07-21 10:16:47,176 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/feaf3b74f/58d6eedea08c447a9b2c46593c8c732c/FLAGd48bffdba [2022-07-21 10:16:47,259 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/feaf3b74f/58d6eedea08c447a9b2c46593c8c732c [2022-07-21 10:16:47,261 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 10:16:47,262 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 10:16:47,264 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 10:16:47,264 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 10:16:47,267 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 10:16:47,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:16:47" (1/1) ... [2022-07-21 10:16:47,268 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@198eb6ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:16:47, skipping insertion in model container [2022-07-21 10:16:47,269 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 10:16:47" (1/1) ... [2022-07-21 10:16:47,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 10:16:47,450 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 10:16:55,497 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] [2022-07-21 10:16:55,969 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 10:16:56,047 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-21 10:16:56,192 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 10:16:56,726 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] [2022-07-21 10:16:56,772 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 10:16:56,811 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 10:16:57,382 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] [2022-07-21 10:16:57,394 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 10:16:57,792 INFO L208 MainTranslator]: Completed translation [2022-07-21 10:16:57,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:16:57 WrapperNode [2022-07-21 10:16:57,792 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 10:16:57,793 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 10:16:57,793 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 10:16:57,794 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 10:16:57,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:16:57" (1/1) ... [2022-07-21 10:16:57,998 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:16:57" (1/1) ... [2022-07-21 10:16:58,156 INFO L137 Inliner]: procedures = 1061, calls = 9656, calls flagged for inlining = 360, calls inlined = 140, statements flattened = 6761 [2022-07-21 10:16:58,157 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 10:16:58,157 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 10:16:58,158 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 10:16:58,158 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 10:16:58,164 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:16:57" (1/1) ... [2022-07-21 10:16:58,164 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:16:57" (1/1) ... [2022-07-21 10:16:58,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:16:57" (1/1) ... [2022-07-21 10:16:58,206 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:16:57" (1/1) ... [2022-07-21 10:16:58,336 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:16:57" (1/1) ... [2022-07-21 10:16:58,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:16:57" (1/1) ... [2022-07-21 10:16:58,543 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:16:57" (1/1) ... [2022-07-21 10:16:58,597 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 10:16:58,599 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 10:16:58,600 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 10:16:58,600 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 10:16:58,601 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:16:57" (1/1) ... [2022-07-21 10:16:58,606 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 10:16:58,614 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 10:16:58,669 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) [2022-07-21 10:16:58,738 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 [2022-07-21 10:16:58,763 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dummy_query_bo_prepare [2022-07-21 10:16:58,764 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dummy_query_bo_prepare [2022-07-21 10:16:58,764 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_destroy [2022-07-21 10:16:58,764 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_destroy [2022-07-21 10:16:58,764 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2022-07-21 10:16:58,764 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2022-07-21 10:16:58,764 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_init [2022-07-21 10:16:58,764 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_init [2022-07-21 10:16:58,765 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2022-07-21 10:16:58,765 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2022-07-21 10:16:58,765 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-07-21 10:16:58,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-07-21 10:16:58,765 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_set_config [2022-07-21 10:16:58,765 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_set_config [2022-07-21 10:16:58,765 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_backoff_reservation [2022-07-21 10:16:58,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_backoff_reservation [2022-07-21 10:16:58,765 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mtrr_del [2022-07-21 10:16:58,766 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mtrr_del [2022-07-21 10:16:58,766 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_move_buffer [2022-07-21 10:16:58,766 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_move_buffer [2022-07-21 10:16:58,766 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_firstopen [2022-07-21 10:16:58,766 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_firstopen [2022-07-21 10:16:58,766 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_lastclose [2022-07-21 10:16:58,766 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_lastclose [2022-07-21 10:16:58,766 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_pause_all [2022-07-21 10:16:58,766 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_pause_all [2022-07-21 10:16:58,767 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_surface_destroy [2022-07-21 10:16:58,767 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_surface_destroy [2022-07-21 10:16:58,767 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_destroy [2022-07-21 10:16:58,767 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_destroy [2022-07-21 10:16:58,768 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-21 10:16:58,768 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-21 10:16:58,768 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-07-21 10:16:58,768 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-21 10:16:58,768 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-21 10:16:58,768 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-21 10:16:58,768 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-21 10:16:58,769 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_unreserve [2022-07-21 10:16:58,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_unreserve [2022-07-21 10:16:58,769 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-21 10:16:58,769 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-21 10:16:58,769 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kmap [2022-07-21 10:16:58,769 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kmap [2022-07-21 10:16:58,770 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-21 10:16:58,770 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-21 10:16:58,770 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_backing_free [2022-07-21 10:16:58,770 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_backing_free [2022-07-21 10:16:58,770 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram_or_gmr [2022-07-21 10:16:58,771 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram_or_gmr [2022-07-21 10:16:58,771 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kunmap [2022-07-21 10:16:58,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kunmap [2022-07-21 10:16:58,771 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2022-07-21 10:16:58,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2022-07-21 10:16:58,772 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_commit_list [2022-07-21 10:16:58,772 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_commit_list [2022-07-21 10:16:58,772 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_hw_mutex [2022-07-21 10:16:58,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_hw_mutex [2022-07-21 10:16:58,772 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_emit_dummy_query [2022-07-21 10:16:58,772 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_emit_dummy_query [2022-07-21 10:16:58,773 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_context_destroy [2022-07-21 10:16:58,773 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_context_destroy [2022-07-21 10:16:58,773 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_del_active [2022-07-21 10:16:58,773 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_del_active [2022-07-21 10:16:58,773 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_mem_global_alloc [2022-07-21 10:16:58,773 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_mem_global_alloc [2022-07-21 10:16:58,773 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_destroy [2022-07-21 10:16:58,773 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_destroy [2022-07-21 10:16:58,774 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-07-21 10:16:58,774 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-07-21 10:16:58,774 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_release [2022-07-21 10:16:58,774 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_release [2022-07-21 10:16:58,774 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_base_object_init [2022-07-21 10:16:58,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_base_object_init [2022-07-21 10:16:58,774 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 10:16:58,774 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_waiter_add [2022-07-21 10:16:58,774 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_waiter_add [2022-07-21 10:16:58,775 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_complete [2022-07-21 10:16:58,775 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_complete [2022-07-21 10:16:58,775 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_destroy [2022-07-21 10:16:58,775 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_destroy [2022-07-21 10:16:58,775 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-21 10:16:58,775 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-21 10:16:58,776 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dma_buffer [2022-07-21 10:16:58,776 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dma_buffer [2022-07-21 10:16:58,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 10:16:58,776 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cursor_update_image [2022-07-21 10:16:58,776 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cursor_update_image [2022-07-21 10:16:58,776 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_display_unit_cleanup [2022-07-21 10:16:58,776 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_display_unit_cleanup [2022-07-21 10:16:58,777 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 10:16:58,777 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-21 10:16:58,777 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_destroy [2022-07-21 10:16:58,778 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_destroy [2022-07-21 10:16:58,778 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_context_base_release [2022-07-21 10:16:58,778 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_context_base_release [2022-07-21 10:16:58,778 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_passed [2022-07-21 10:16:58,778 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_passed [2022-07-21 10:16:58,779 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-07-21 10:16:58,779 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-07-21 10:16:58,779 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_have_pitchlock [2022-07-21 10:16:58,779 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_have_pitchlock [2022-07-21 10:16:58,779 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2022-07-21 10:16:58,779 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2022-07-21 10:16:58,779 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_stream_destroy [2022-07-21 10:16:58,779 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_stream_destroy [2022-07-21 10:16:58,780 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-21 10:16:58,780 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-21 10:16:58,780 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_write [2022-07-21 10:16:58,780 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_write [2022-07-21 10:16:58,780 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex [2022-07-21 10:16:58,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex [2022-07-21 10:16:58,781 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_wait [2022-07-21 10:16:58,783 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_wait [2022-07-21 10:16:58,783 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_close [2022-07-21 10:16:58,783 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_close [2022-07-21 10:16:58,783 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-07-21 10:16:58,784 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-07-21 10:16:58,785 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 10:16:58,785 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 10:16:58,785 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_write_svga [2022-07-21 10:16:58,785 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_write_svga [2022-07-21 10:16:58,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_release_mutex [2022-07-21 10:16:58,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_release_mutex [2022-07-21 10:16:58,790 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_init [2022-07-21 10:16:58,790 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_init [2022-07-21 10:16:58,790 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fallback_wait [2022-07-21 10:16:58,790 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fallback_wait [2022-07-21 10:16:58,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-21 10:16:58,790 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_reference [2022-07-21 10:16:58,790 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_reference [2022-07-21 10:16:58,790 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_release [2022-07-21 10:16:58,790 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_release [2022-07-21 10:16:58,791 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_surface_destroy [2022-07-21 10:16:58,791 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_surface_destroy [2022-07-21 10:16:58,791 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-21 10:16:58,791 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-21 10:16:58,791 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2022-07-21 10:16:58,791 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2022-07-21 10:16:58,791 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_reserve [2022-07-21 10:16:58,791 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_reserve [2022-07-21 10:16:58,791 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-21 10:16:58,791 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-21 10:16:58,792 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_off [2022-07-21 10:16:58,792 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_off [2022-07-21 10:16:58,792 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-21 10:16:58,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-21 10:16:58,792 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-21 10:16:58,792 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-21 10:16:58,792 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_write_lock [2022-07-21 10:16:58,792 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_write_lock [2022-07-21 10:16:58,792 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_dec [2022-07-21 10:16:58,792 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_dec [2022-07-21 10:16:58,793 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2022-07-21 10:16:58,793 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2022-07-21 10:16:58,793 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_device_release [2022-07-21 10:16:58,793 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_device_release [2022-07-21 10:16:58,793 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 10:16:58,794 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-21 10:16:58,794 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-21 10:16:58,794 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_release [2022-07-21 10:16:58,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 10:16:58,794 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2022-07-21 10:16:58,794 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2022-07-21 10:16:58,794 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2022-07-21 10:16:58,794 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2022-07-21 10:16:58,795 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_global_release [2022-07-21 10:16:58,795 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_global_release [2022-07-21 10:16:58,795 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-07-21 10:16:58,795 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-07-21 10:16:58,795 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-21 10:16:58,795 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-21 10:16:58,795 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-21 10:16:58,795 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-21 10:16:58,795 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_add_active [2022-07-21 10:16:58,795 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_add_active [2022-07-21 10:16:58,796 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fpriv [2022-07-21 10:16:58,796 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fpriv [2022-07-21 10:16:58,796 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-07-21 10:16:58,796 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-07-21 10:16:58,796 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_reserve_buffers [2022-07-21 10:16:58,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_reserve_buffers [2022-07-21 10:16:58,796 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_kmap_obj_virtual [2022-07-21 10:16:58,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_kmap_obj_virtual [2022-07-21 10:16:58,796 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_start_of_vram [2022-07-21 10:16:58,796 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_start_of_vram [2022-07-21 10:16:58,797 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2022-07-21 10:16:58,797 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2022-07-21 10:16:58,797 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_set_par [2022-07-21 10:16:58,797 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_set_par [2022-07-21 10:16:58,797 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_populate [2022-07-21 10:16:58,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cmdbuf_mutex [2022-07-21 10:16:58,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cmdbuf_mutex [2022-07-21 10:16:58,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cmdbuf_mutex [2022-07-21 10:16:58,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cmdbuf_mutex [2022-07-21 10:16:58,797 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_destroy [2022-07-21 10:16:58,798 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_destroy [2022-07-21 10:16:58,798 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_clean_mm [2022-07-21 10:16:58,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_clean_mm [2022-07-21 10:16:58,798 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_send_stop [2022-07-21 10:16:58,798 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_send_stop [2022-07-21 10:16:58,798 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-21 10:16:58,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-21 10:16:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure drm_vblank_cleanup [2022-07-21 10:16:58,799 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_vblank_cleanup [2022-07-21 10:16:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-21 10:16:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-21 10:16:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-21 10:16:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-21 10:16:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-07-21 10:16:58,799 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-07-21 10:16:58,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-21 10:16:58,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-21 10:16:58,800 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_unref [2022-07-21 10:16:58,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_unref [2022-07-21 10:16:58,800 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_create [2022-07-21 10:16:58,800 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_create [2022-07-21 10:16:58,800 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_unreference [2022-07-21 10:16:58,800 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_unreference [2022-07-21 10:16:58,800 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2022-07-21 10:16:58,800 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2022-07-21 10:16:58,800 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_bo_get_guest_ptr [2022-07-21 10:16:58,800 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_bo_get_guest_ptr [2022-07-21 10:16:58,800 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_placement [2022-07-21 10:16:58,801 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_placement [2022-07-21 10:16:58,801 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2022-07-21 10:16:58,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2022-07-21 10:16:58,801 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_update [2022-07-21 10:16:58,801 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_update [2022-07-21 10:16:58,801 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sync_obj_unref [2022-07-21 10:16:58,801 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sync_obj_unref [2022-07-21 10:16:58,801 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_set_config [2022-07-21 10:16:58,801 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_set_config [2022-07-21 10:16:58,801 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2022-07-21 10:16:58,802 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2022-07-21 10:16:58,802 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-21 10:16:58,802 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-21 10:16:58,802 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2022-07-21 10:16:58,802 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2022-07-21 10:16:58,803 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_is_full [2022-07-21 10:16:58,805 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_is_full [2022-07-21 10:16:58,805 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_send_put [2022-07-21 10:16:58,805 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_send_put [2022-07-21 10:16:58,806 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_marker_pull [2022-07-21 10:16:58,806 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_marker_pull [2022-07-21 10:16:58,806 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_cleanup [2022-07-21 10:16:58,806 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_cleanup [2022-07-21 10:16:58,806 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-21 10:16:58,806 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-21 10:16:58,807 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_update_seqno [2022-07-21 10:16:58,807 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_update_seqno [2022-07-21 10:16:58,807 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fb_surf_mutex [2022-07-21 10:16:58,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fb_surf_mutex [2022-07-21 10:16:58,807 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-21 10:16:58,807 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-21 10:16:58,808 INFO L130 BoogieDeclarations]: Found specification of procedure getrawmonotonic [2022-07-21 10:16:58,808 INFO L138 BoogieDeclarations]: Found implementation of procedure getrawmonotonic [2022-07-21 10:16:58,808 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_perform_actions [2022-07-21 10:16:58,808 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_perform_actions [2022-07-21 10:16:58,808 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_encoder_destroy [2022-07-21 10:16:58,808 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_encoder_destroy [2022-07-21 10:16:58,808 INFO L130 BoogieDeclarations]: Found specification of procedure fill_flush [2022-07-21 10:16:58,808 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_flush [2022-07-21 10:16:58,808 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2022-07-21 10:16:58,808 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2022-07-21 10:16:58,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-21 10:16:58,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-21 10:16:58,809 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_unreference [2022-07-21 10:16:58,809 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_unreference [2022-07-21 10:16:58,809 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_unreference [2022-07-21 10:16:58,809 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_unreference [2022-07-21 10:16:58,809 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_fence_buffer_objects [2022-07-21 10:16:58,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_fence_buffer_objects [2022-07-21 10:16:58,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fifo_mutex [2022-07-21 10:16:58,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fifo_mutex [2022-07-21 10:16:58,809 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-21 10:16:58,809 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-21 10:16:58,810 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_wait [2022-07-21 10:16:58,810 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_wait [2022-07-21 10:16:58,810 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_prepare [2022-07-21 10:16:58,810 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_prepare [2022-07-21 10:16:58,810 INFO L130 BoogieDeclarations]: Found specification of procedure drm_master_put [2022-07-21 10:16:58,810 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_master_put [2022-07-21 10:16:58,810 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-07-21 10:16:58,810 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-07-21 10:16:58,810 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_goal_irq_mutex [2022-07-21 10:16:58,810 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_goal_irq_mutex [2022-07-21 10:16:58,810 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_bo_pin [2022-07-21 10:16:58,811 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_bo_pin [2022-07-21 10:16:58,811 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 10:16:58,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-21 10:16:58,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-21 10:16:58,811 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-21 10:16:58,811 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-21 10:16:58,811 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-21 10:16:58,811 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_init [2022-07-21 10:16:58,811 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_init [2022-07-21 10:16:58,811 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_sub [2022-07-21 10:16:58,812 INFO L138 BoogieDeclarations]: Found implementation of procedure timespec_sub [2022-07-21 10:16:58,812 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_close [2022-07-21 10:16:58,812 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_close [2022-07-21 10:16:58,812 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_resume [2022-07-21 10:16:58,812 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_resume [2022-07-21 10:16:58,812 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-21 10:16:58,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-21 10:16:58,812 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_unref [2022-07-21 10:16:58,812 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_unref [2022-07-21 10:16:58,812 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_close [2022-07-21 10:16:58,812 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_close [2022-07-21 10:16:58,813 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_unbind [2022-07-21 10:16:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_unbind [2022-07-21 10:16:58,813 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-07-21 10:16:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-07-21 10:16:58,813 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_suspend [2022-07-21 10:16:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_suspend [2022-07-21 10:16:58,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-21 10:16:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-21 10:16:58,813 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_unpin [2022-07-21 10:16:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_unpin [2022-07-21 10:16:58,813 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_restore_vga [2022-07-21 10:16:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_restore_vga [2022-07-21 10:16:58,814 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_request_device [2022-07-21 10:16:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_request_device [2022-07-21 10:16:58,814 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_unreference [2022-07-21 10:16:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_unreference [2022-07-21 10:16:58,814 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2022-07-21 10:16:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2022-07-21 10:16:58,814 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-21 10:16:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-21 10:16:58,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex [2022-07-21 10:16:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex [2022-07-21 10:16:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_unref [2022-07-21 10:16:58,815 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_unref [2022-07-21 10:16:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_fifo_down [2022-07-21 10:16:58,815 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_fifo_down [2022-07-21 10:16:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_connector_destroy [2022-07-21 10:16:58,815 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_connector_destroy [2022-07-21 10:16:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_read [2022-07-21 10:16:58,815 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_read [2022-07-21 10:16:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2022-07-21 10:16:58,815 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2022-07-21 10:16:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-21 10:16:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-21 10:16:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-21 10:16:58,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-21 10:16:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-21 10:16:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_destroy_locked [2022-07-21 10:16:58,816 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_destroy_locked [2022-07-21 10:16:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_fifo_destroy [2022-07-21 10:16:58,816 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_fifo_destroy [2022-07-21 10:16:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_unpopulate [2022-07-21 10:16:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_waiter_remove [2022-07-21 10:16:58,816 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_waiter_remove [2022-07-21 10:16:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_stream_base_release [2022-07-21 10:16:58,817 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_stream_base_release [2022-07-21 10:16:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_release_device [2022-07-21 10:16:58,817 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_release_device [2022-07-21 10:16:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_validate [2022-07-21 10:16:58,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_validate [2022-07-21 10:16:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_driver_unload [2022-07-21 10:16:58,817 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_driver_unload [2022-07-21 10:16:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_fb_surf_mutex [2022-07-21 10:16:58,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_fb_surf_mutex [2022-07-21 10:16:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-07-21 10:16:58,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-07-21 10:16:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-07-21 10:16:58,818 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-07-21 10:16:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-21 10:16:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_mem_global_free [2022-07-21 10:16:58,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_mem_global_free [2022-07-21 10:16:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_write_unlock [2022-07-21 10:16:58,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_write_unlock [2022-07-21 10:16:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-21 10:16:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-07-21 10:16:58,819 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-07-21 10:16:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-21 10:16:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-21 10:16:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-21 10:16:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_destroy_encode [2022-07-21 10:16:58,819 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_destroy_encode [2022-07-21 10:16:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_work_func [2022-07-21 10:16:58,819 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_work_func [2022-07-21 10:16:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_update_stream [2022-07-21 10:16:58,819 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_update_stream [2022-07-21 10:16:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_reference [2022-07-21 10:16:58,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_reference [2022-07-21 10:16:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2022-07-21 10:16:58,820 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2022-07-21 10:16:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_connector_destroy [2022-07-21 10:16:58,823 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_connector_destroy [2022-07-21 10:16:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_encoder_destroy [2022-07-21 10:16:58,823 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_encoder_destroy [2022-07-21 10:16:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cursor_update_dmabuf [2022-07-21 10:16:58,823 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cursor_update_dmabuf [2022-07-21 10:16:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-21 10:16:58,823 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-21 10:16:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-21 10:16:58,823 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-21 10:16:58,823 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_unpin [2022-07-21 10:16:58,824 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_unpin [2022-07-21 10:16:58,824 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_base_release [2022-07-21 10:16:58,824 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_base_release [2022-07-21 10:16:58,824 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2022-07-21 10:16:58,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2022-07-21 10:16:58,824 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2022-07-21 10:16:58,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2022-07-21 10:16:58,824 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_release_mutex [2022-07-21 10:16:58,824 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_release_mutex [2022-07-21 10:16:58,824 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_inc [2022-07-21 10:16:58,825 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_inc [2022-07-21 10:16:58,825 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_stop [2022-07-21 10:16:58,825 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_stop [2022-07-21 10:16:58,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-21 10:16:58,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-21 10:16:58,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-21 10:16:58,825 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_priv [2022-07-21 10:16:58,825 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_priv [2022-07-21 10:16:58,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 10:16:58,825 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_goal_irq_mutex [2022-07-21 10:16:58,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_goal_irq_mutex [2022-07-21 10:16:58,826 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_commit [2022-07-21 10:16:58,826 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_commit [2022-07-21 10:16:58,826 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_init [2022-07-21 10:16:58,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-07-21 10:16:58,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-07-21 10:16:58,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_hw_mutex [2022-07-21 10:16:58,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_hw_mutex [2022-07-21 10:16:58,826 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_event_fence_action_cleanup [2022-07-21 10:16:58,826 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_event_fence_action_cleanup [2022-07-21 10:16:58,826 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_unpin_panic [2022-07-21 10:16:58,827 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_unpin_panic [2022-07-21 10:16:58,827 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_backing_alloc [2022-07-21 10:16:58,827 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_backing_alloc [2022-07-21 10:16:58,827 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_signaled [2022-07-21 10:16:58,827 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_signaled [2022-07-21 10:16:58,827 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_resume_all [2022-07-21 10:16:58,827 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_resume_all [2022-07-21 10:16:58,827 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_reserve [2022-07-21 10:16:58,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_reserve [2022-07-21 10:16:58,827 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_idle [2022-07-21 10:16:58,827 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_idle [2022-07-21 10:16:58,828 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_reference [2022-07-21 10:16:58,828 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_reference [2022-07-21 10:16:58,828 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-21 10:16:58,828 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-21 10:16:58,828 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_base_object_unref [2022-07-21 10:16:58,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_base_object_unref [2022-07-21 10:16:58,828 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_master [2022-07-21 10:16:58,828 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_master [2022-07-21 10:16:58,828 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_create [2022-07-21 10:16:58,828 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_create [2022-07-21 10:16:58,829 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram [2022-07-21 10:16:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram [2022-07-21 10:16:58,829 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_remove [2022-07-21 10:16:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_remove [2022-07-21 10:16:58,829 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_destroy_size [2022-07-21 10:16:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_destroy_size [2022-07-21 10:16:58,829 INFO L130 BoogieDeclarations]: Found specification of procedure drm_framebuffer_cleanup [2022-07-21 10:16:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_framebuffer_cleanup [2022-07-21 10:16:58,829 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_pin [2022-07-21 10:16:58,829 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_pin [2022-07-21 10:16:58,829 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2022-07-21 10:16:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2022-07-21 10:16:58,830 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2022-07-21 10:16:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2022-07-21 10:16:58,830 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_surface_base_release [2022-07-21 10:16:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_surface_base_release [2022-07-21 10:16:58,830 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_mem_glob [2022-07-21 10:16:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_mem_glob [2022-07-21 10:16:58,830 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_fence_commands [2022-07-21 10:16:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_fence_commands [2022-07-21 10:16:58,830 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_ping_host [2022-07-21 10:16:58,830 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_ping_host [2022-07-21 10:16:58,831 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_object_device_release [2022-07-21 10:16:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_object_device_release [2022-07-21 10:16:58,831 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_release [2022-07-21 10:16:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_release [2022-07-21 10:16:58,831 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2022-07-21 10:16:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2022-07-21 10:16:58,831 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_send_fence [2022-07-21 10:16:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_send_fence [2022-07-21 10:16:58,831 INFO L130 BoogieDeclarations]: Found specification of procedure fill_escape [2022-07-21 10:16:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_escape [2022-07-21 10:16:58,832 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_manager_takedown [2022-07-21 10:16:58,832 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_manager_takedown [2022-07-21 10:16:58,832 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-21 10:16:58,832 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-21 10:16:58,832 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_release_pinned_bo [2022-07-21 10:16:58,832 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_release_pinned_bo [2022-07-21 10:16:58,832 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2022-07-21 10:16:58,832 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2022-07-21 10:16:58,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-21 10:16:58,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-21 10:16:58,832 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_timespec [2022-07-21 10:16:58,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_timespec [2022-07-21 10:16:59,615 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 10:16:59,619 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 10:19:25,351 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 10:19:25,378 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 10:19:25,378 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-21 10:19:25,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:19:25 BoogieIcfgContainer [2022-07-21 10:19:25,384 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 10:19:25,386 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 10:19:25,386 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 10:19:25,388 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 10:19:25,388 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 10:16:47" (1/3) ... [2022-07-21 10:19:25,389 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49519996 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:19:25, skipping insertion in model container [2022-07-21 10:19:25,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 10:16:57" (2/3) ... [2022-07-21 10:19:25,389 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49519996 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 10:19:25, skipping insertion in model container [2022-07-21 10:19:25,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 10:19:25" (3/3) ... [2022-07-21 10:19:25,390 INFO L111 eAbstractionObserver]: Analyzing ICFG main17_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2022-07-21 10:19:25,400 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 10:19:25,401 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 10:19:25,502 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 10:19:25,508 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@3b4d34b1, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@6e06adca [2022-07-21 10:19:25,508 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 10:19:25,518 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) [2022-07-21 10:19:25,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-07-21 10:19:25,523 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:19:25,524 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 10:19:25,524 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:19:25,529 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:19:25,529 INFO L85 PathProgramCache]: Analyzing trace with hash 1840002574, now seen corresponding path program 1 times [2022-07-21 10:19:25,549 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 10:19:25,550 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [476548285] [2022-07-21 10:19:25,550 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:19:25,550 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 10:19:25,551 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 10:19:25,552 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) [2022-07-21 10:19:25,557 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-21 10:19:32,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:19:33,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 6348 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 10:19:33,222 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 10:19:33,453 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 10:19:33,453 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 10:19:33,453 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 10:19:33,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [476548285] [2022-07-21 10:19:33,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [476548285] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:19:33,454 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 10:19:33,454 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 10:19:33,455 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364010403] [2022-07-21 10:19:33,455 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:19:33,459 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 10:19:33,459 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 10:19:33,477 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 10:19:33,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 10:19:33,484 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) [2022-07-21 10:19:36,263 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.76s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 10:19:36,768 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:19:36,768 INFO L93 Difference]: Finished difference Result 9038 states and 13207 transitions. [2022-07-21 10:19:36,770 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 10:19:36,771 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 [2022-07-21 10:19:36,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:19:36,814 INFO L225 Difference]: With dead ends: 9038 [2022-07-21 10:19:36,815 INFO L226 Difference]: Without dead ends: 5920 [2022-07-21 10:19:36,839 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 [2022-07-21 10:19:36,841 INFO L413 NwaCegarLoop]: 5674 mSDtfsCounter, 4275 mSDsluCounter, 4121 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4275 SdHoareTripleChecker+Valid, 9795 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2022-07-21 10:19:36,842 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4275 Valid, 9795 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 1 Unknown, 0 Unchecked, 3.0s Time] [2022-07-21 10:19:36,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5920 states. [2022-07-21 10:19:37,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5920 to 5905. [2022-07-21 10:19:37,102 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) [2022-07-21 10:19:37,152 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5905 states to 5905 states and 8285 transitions. [2022-07-21 10:19:37,156 INFO L78 Accepts]: Start accepts. Automaton has 5905 states and 8285 transitions. Word has length 12 [2022-07-21 10:19:37,157 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:19:37,158 INFO L495 AbstractCegarLoop]: Abstraction has 5905 states and 8285 transitions. [2022-07-21 10:19:37,158 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) [2022-07-21 10:19:37,158 INFO L276 IsEmpty]: Start isEmpty. Operand 5905 states and 8285 transitions. [2022-07-21 10:19:37,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-07-21 10:19:37,159 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:19:37,159 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 10:19:37,277 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-21 10:19:37,360 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 10:19:37,361 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:19:37,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:19:37,361 INFO L85 PathProgramCache]: Analyzing trace with hash 1203679267, now seen corresponding path program 1 times [2022-07-21 10:19:37,368 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 10:19:37,369 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [342468862] [2022-07-21 10:19:37,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:19:37,369 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 10:19:37,369 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 10:19:37,370 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) [2022-07-21 10:19:37,372 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-21 10:19:44,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:19:44,785 INFO L263 TraceCheckSpWp]: Trace formula consists of 6349 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 10:19:44,788 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 10:19:45,015 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 10:19:45,015 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 10:19:45,015 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 10:19:45,015 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [342468862] [2022-07-21 10:19:45,015 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [342468862] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:19:45,016 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 10:19:45,016 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 10:19:45,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [695485851] [2022-07-21 10:19:45,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:19:45,017 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 10:19:45,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 10:19:45,017 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 10:19:45,017 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 10:19:45,017 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) [2022-07-21 10:19:47,757 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.73s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 10:19:47,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:19:47,992 INFO L93 Difference]: Finished difference Result 5907 states and 8286 transitions. [2022-07-21 10:19:47,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 10:19:47,993 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 [2022-07-21 10:19:47,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:19:48,024 INFO L225 Difference]: With dead ends: 5907 [2022-07-21 10:19:48,025 INFO L226 Difference]: Without dead ends: 5904 [2022-07-21 10:19:48,031 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 [2022-07-21 10:19:48,035 INFO L413 NwaCegarLoop]: 4189 mSDtfsCounter, 4180 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s 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, 2.8s IncrementalHoareTripleChecker+Time [2022-07-21 10:19:48,035 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4180 Valid, 4191 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 2.8s Time] [2022-07-21 10:19:48,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5904 states. [2022-07-21 10:19:48,219 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5904 to 5904. [2022-07-21 10:19:48,238 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) [2022-07-21 10:19:48,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5904 states to 5904 states and 8283 transitions. [2022-07-21 10:19:48,281 INFO L78 Accepts]: Start accepts. Automaton has 5904 states and 8283 transitions. Word has length 13 [2022-07-21 10:19:48,281 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:19:48,281 INFO L495 AbstractCegarLoop]: Abstraction has 5904 states and 8283 transitions. [2022-07-21 10:19:48,282 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) [2022-07-21 10:19:48,283 INFO L276 IsEmpty]: Start isEmpty. Operand 5904 states and 8283 transitions. [2022-07-21 10:19:48,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-07-21 10:19:48,283 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:19:48,284 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 10:19:48,411 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-21 10:19:48,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 10:19:48,499 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:19:48,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:19:48,500 INFO L85 PathProgramCache]: Analyzing trace with hash -1342469199, now seen corresponding path program 1 times [2022-07-21 10:19:48,513 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 10:19:48,514 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [656601661] [2022-07-21 10:19:48,514 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:19:48,514 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 10:19:48,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 10:19:48,515 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) [2022-07-21 10:19:48,566 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-21 10:19:55,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:19:56,083 INFO L263 TraceCheckSpWp]: Trace formula consists of 6350 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 10:19:56,086 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 10:19:56,331 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 10:19:56,332 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 10:19:56,332 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 10:19:56,332 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [656601661] [2022-07-21 10:19:56,332 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [656601661] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:19:56,332 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 10:19:56,332 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 10:19:56,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [488244036] [2022-07-21 10:19:56,332 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:19:56,333 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 10:19:56,333 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 10:19:56,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 10:19:56,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 10:19:56,333 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) [2022-07-21 10:19:59,094 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 [] [2022-07-21 10:19:59,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:19:59,405 INFO L93 Difference]: Finished difference Result 5920 states and 8293 transitions. [2022-07-21 10:19:59,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 10:19:59,405 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 [2022-07-21 10:19:59,405 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:19:59,439 INFO L225 Difference]: With dead ends: 5920 [2022-07-21 10:19:59,440 INFO L226 Difference]: Without dead ends: 5916 [2022-07-21 10:19:59,446 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 [2022-07-21 10:19:59,454 INFO L413 NwaCegarLoop]: 4186 mSDtfsCounter, 4160 mSDsluCounter, 18 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s 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, 2.9s IncrementalHoareTripleChecker+Time [2022-07-21 10:19:59,455 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4160 Valid, 4204 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 1 Unknown, 0 Unchecked, 2.9s Time] [2022-07-21 10:19:59,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5916 states. [2022-07-21 10:19:59,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5916 to 5914. [2022-07-21 10:19:59,650 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) [2022-07-21 10:19:59,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5914 states to 5914 states and 8286 transitions. [2022-07-21 10:19:59,679 INFO L78 Accepts]: Start accepts. Automaton has 5914 states and 8286 transitions. Word has length 14 [2022-07-21 10:19:59,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:19:59,680 INFO L495 AbstractCegarLoop]: Abstraction has 5914 states and 8286 transitions. [2022-07-21 10:19:59,680 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) [2022-07-21 10:19:59,680 INFO L276 IsEmpty]: Start isEmpty. Operand 5914 states and 8286 transitions. [2022-07-21 10:19:59,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-07-21 10:19:59,681 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:19:59,681 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 10:19:59,810 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-21 10:19:59,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 10:19:59,894 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:19:59,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:19:59,895 INFO L85 PathProgramCache]: Analyzing trace with hash 1331311846, now seen corresponding path program 1 times [2022-07-21 10:19:59,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 10:19:59,903 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [375515856] [2022-07-21 10:19:59,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:19:59,903 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 10:19:59,904 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 10:19:59,904 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) [2022-07-21 10:19:59,906 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-21 10:20:07,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:20:07,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 6351 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 10:20:07,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 10:20:08,011 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 10:20:08,011 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 10:20:08,011 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 10:20:08,011 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [375515856] [2022-07-21 10:20:08,012 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [375515856] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:20:08,012 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 10:20:08,012 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 10:20:08,012 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224833142] [2022-07-21 10:20:08,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:20:08,012 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 10:20:08,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 10:20:08,012 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 10:20:08,012 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 10:20:08,013 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) [2022-07-21 10:20:10,780 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.76s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 10:20:11,330 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:20:11,330 INFO L93 Difference]: Finished difference Result 17279 states and 25742 transitions. [2022-07-21 10:20:11,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 10:20:11,331 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 [2022-07-21 10:20:11,331 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:20:11,412 INFO L225 Difference]: With dead ends: 17279 [2022-07-21 10:20:11,412 INFO L226 Difference]: Without dead ends: 11371 [2022-07-21 10:20:11,460 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 [2022-07-21 10:20:11,462 INFO L413 NwaCegarLoop]: 5311 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, 9553 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 [2022-07-21 10:20:11,463 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4034 Valid, 9553 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 8 Invalid, 1 Unknown, 0 Unchecked, 3.0s Time] [2022-07-21 10:20:11,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11371 states. [2022-07-21 10:20:11,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11371 to 11347. [2022-07-21 10:20:11,873 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) [2022-07-21 10:20:11,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11347 states to 11347 states and 16635 transitions. [2022-07-21 10:20:11,958 INFO L78 Accepts]: Start accepts. Automaton has 11347 states and 16635 transitions. Word has length 15 [2022-07-21 10:20:11,958 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:20:11,958 INFO L495 AbstractCegarLoop]: Abstraction has 11347 states and 16635 transitions. [2022-07-21 10:20:11,959 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) [2022-07-21 10:20:11,959 INFO L276 IsEmpty]: Start isEmpty. Operand 11347 states and 16635 transitions. [2022-07-21 10:20:11,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-07-21 10:20:11,960 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:20:11,960 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 10:20:12,096 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-21 10:20:12,187 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 10:20:12,187 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:20:12,188 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:20:12,188 INFO L85 PathProgramCache]: Analyzing trace with hash -1680816812, now seen corresponding path program 1 times [2022-07-21 10:20:12,197 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 10:20:12,197 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1510312693] [2022-07-21 10:20:12,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:20:12,197 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 10:20:12,198 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 10:20:12,213 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) [2022-07-21 10:20:12,215 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-21 10:20:19,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:20:19,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 6352 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 10:20:19,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 10:20:19,950 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 10:20:19,950 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 10:20:19,950 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 10:20:19,950 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1510312693] [2022-07-21 10:20:19,950 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1510312693] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:20:19,950 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 10:20:19,950 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 10:20:19,950 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62066288] [2022-07-21 10:20:19,950 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:20:19,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 10:20:19,951 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 10:20:19,951 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 10:20:19,951 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 10:20:19,951 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) [2022-07-21 10:20:22,743 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 [] [2022-07-21 10:20:23,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:20:23,145 INFO L93 Difference]: Finished difference Result 11585 states and 16843 transitions. [2022-07-21 10:20:23,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 10:20:23,146 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 [2022-07-21 10:20:23,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:20:23,206 INFO L225 Difference]: With dead ends: 11585 [2022-07-21 10:20:23,206 INFO L226 Difference]: Without dead ends: 11581 [2022-07-21 10:20:23,216 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 [2022-07-21 10:20:23,217 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, 2.9s IncrementalHoareTripleChecker+Time [2022-07-21 10:20:23,217 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4119 Valid, 4316 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 1 Unknown, 0 Unchecked, 2.9s Time] [2022-07-21 10:20:23,232 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11581 states. [2022-07-21 10:20:23,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11581 to 11577. [2022-07-21 10:20:23,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11577 states, 7113 states have (on average 1.235484324476311) internal successors, (8788), 7489 states have internal predecessors, (8788), 3512 states have call successors, (3512), 960 states have call predecessors, (3512), 951 states have return successors, (4532), 3359 states have call predecessors, (4532), 3467 states have call successors, (4532) [2022-07-21 10:20:23,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11577 states to 11577 states and 16832 transitions. [2022-07-21 10:20:23,795 INFO L78 Accepts]: Start accepts. Automaton has 11577 states and 16832 transitions. Word has length 16 [2022-07-21 10:20:23,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:20:23,795 INFO L495 AbstractCegarLoop]: Abstraction has 11577 states and 16832 transitions. [2022-07-21 10:20:23,795 INFO L496 AbstractCegarLoop]: INTERPOLANT 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) [2022-07-21 10:20:23,795 INFO L276 IsEmpty]: Start isEmpty. Operand 11577 states and 16832 transitions. [2022-07-21 10:20:23,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-07-21 10:20:23,797 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:20:23,798 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 10:20:23,912 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-21 10:20:24,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 10:20:24,015 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:20:24,016 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:20:24,016 INFO L85 PathProgramCache]: Analyzing trace with hash -567519831, now seen corresponding path program 1 times [2022-07-21 10:20:24,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 10:20:24,026 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1420429347] [2022-07-21 10:20:24,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:20:24,026 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 10:20:24,026 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 10:20:24,053 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 10:20:24,054 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-21 10:20:31,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:20:31,653 INFO L263 TraceCheckSpWp]: Trace formula consists of 6353 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 10:20:31,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 10:20:31,989 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 10:20:31,989 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 10:20:31,989 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 10:20:31,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1420429347] [2022-07-21 10:20:31,989 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1420429347] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:20:31,989 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 10:20:31,989 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 10:20:31,989 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062537815] [2022-07-21 10:20:31,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:20:31,990 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 10:20:31,990 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 10:20:31,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 10:20:31,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 10:20:31,990 INFO L87 Difference]: Start difference. First operand 11577 states and 16832 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 3 states have call successors, (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) [2022-07-21 10:20:34,736 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.74s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 10:20:35,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:20:35,134 INFO L93 Difference]: Finished difference Result 11781 states and 17010 transitions. [2022-07-21 10:20:35,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 10:20:35,134 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 3 states have call successors, (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 17 [2022-07-21 10:20:35,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:20:35,196 INFO L225 Difference]: With dead ends: 11781 [2022-07-21 10:20:35,196 INFO L226 Difference]: Without dead ends: 11777 [2022-07-21 10:20:35,206 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 10:20:35,207 INFO L413 NwaCegarLoop]: 4210 mSDtfsCounter, 3922 mSDsluCounter, 290 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 2 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3922 SdHoareTripleChecker+Valid, 4500 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2022-07-21 10:20:35,208 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3922 Valid, 4500 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 5 Invalid, 1 Unknown, 0 Unchecked, 2.9s Time] [2022-07-21 10:20:35,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11777 states. [2022-07-21 10:20:35,614 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11777 to 11775. [2022-07-21 10:20:35,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11775 states, 7247 states have (on average 1.231268110942459) internal successors, (8923), 7621 states have internal predecessors, (8923), 3526 states have call successors, (3526), 1010 states have call predecessors, (3526), 1001 states have return successors, (4548), 3375 states have call predecessors, (4548), 3483 states have call successors, (4548) [2022-07-21 10:20:35,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11775 states to 11775 states and 16997 transitions. [2022-07-21 10:20:35,708 INFO L78 Accepts]: Start accepts. Automaton has 11775 states and 16997 transitions. Word has length 17 [2022-07-21 10:20:35,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:20:35,708 INFO L495 AbstractCegarLoop]: Abstraction has 11775 states and 16997 transitions. [2022-07-21 10:20:35,708 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 3 states have call successors, (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) [2022-07-21 10:20:35,709 INFO L276 IsEmpty]: Start isEmpty. Operand 11775 states and 16997 transitions. [2022-07-21 10:20:35,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-07-21 10:20:35,712 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:20:35,712 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 10:20:35,835 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2022-07-21 10:20:35,939 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 10:20:35,939 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:20:35,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:20:35,940 INFO L85 PathProgramCache]: Analyzing trace with hash -415046921, now seen corresponding path program 1 times [2022-07-21 10:20:35,948 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 10:20:35,948 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1000601123] [2022-07-21 10:20:35,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:20:35,949 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 10:20:35,949 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 10:20:35,950 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 10:20:35,951 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-21 10:20:43,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 10:20:43,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 6354 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 10:20:43,591 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 10:20:43,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 10:20:43,943 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 10:20:43,943 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 10:20:43,943 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1000601123] [2022-07-21 10:20:43,943 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1000601123] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 10:20:43,943 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 10:20:43,943 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 10:20:43,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264909753] [2022-07-21 10:20:43,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 10:20:43,943 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 10:20:43,943 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 10:20:43,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 10:20:43,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 10:20:43,944 INFO L87 Difference]: Start difference. First operand 11775 states and 16997 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 3 states have call successors, (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) [2022-07-21 10:20:46,740 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.79s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 10:20:47,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 10:20:47,080 INFO L93 Difference]: Finished difference Result 11777 states and 16998 transitions. [2022-07-21 10:20:47,080 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 10:20:47,080 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 3 states have call successors, (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 18 [2022-07-21 10:20:47,081 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 10:20:47,151 INFO L225 Difference]: With dead ends: 11777 [2022-07-21 10:20:47,152 INFO L226 Difference]: Without dead ends: 11774 [2022-07-21 10:20:47,162 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 10:20:47,163 INFO L413 NwaCegarLoop]: 4175 mSDtfsCounter, 4161 mSDsluCounter, 2 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4161 SdHoareTripleChecker+Valid, 4177 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 [2022-07-21 10:20:47,163 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4161 Valid, 4177 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 1 Unknown, 0 Unchecked, 2.9s Time] [2022-07-21 10:20:47,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11774 states. [2022-07-21 10:20:47,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11774 to 11774. [2022-07-21 10:20:47,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11774 states, 7247 states have (on average 1.2311301228094385) internal successors, (8922), 7620 states have internal predecessors, (8922), 3525 states have call successors, (3525), 1010 states have call predecessors, (3525), 1001 states have return successors, (4548), 3375 states have call predecessors, (4548), 3483 states have call successors, (4548) [2022-07-21 10:20:47,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11774 states to 11774 states and 16995 transitions. [2022-07-21 10:20:47,782 INFO L78 Accepts]: Start accepts. Automaton has 11774 states and 16995 transitions. Word has length 18 [2022-07-21 10:20:47,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 10:20:47,783 INFO L495 AbstractCegarLoop]: Abstraction has 11774 states and 16995 transitions. [2022-07-21 10:20:47,783 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 3 states have call successors, (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) [2022-07-21 10:20:47,783 INFO L276 IsEmpty]: Start isEmpty. Operand 11774 states and 16995 transitions. [2022-07-21 10:20:47,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-07-21 10:20:47,783 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 10:20:47,784 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 10:20:47,916 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-07-21 10:20:47,999 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 10:20:47,999 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 10:20:48,000 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 10:20:48,000 INFO L85 PathProgramCache]: Analyzing trace with hash 16650860, now seen corresponding path program 1 times [2022-07-21 10:20:48,011 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 10:20:48,011 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1137459178] [2022-07-21 10:20:48,011 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 10:20:48,012 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 10:20:48,012 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 10:20:48,013 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 10:20:48,031 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process