./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ff03de63 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 2c422fb06a669ce5225d4a34bb003621d8e04f4e033c19b27cdce4080ea01ff2 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 15:55:12,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 15:55:12,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 15:55:12,715 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 15:55:12,715 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 15:55:12,719 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 15:55:12,720 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 15:55:12,721 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 15:55:12,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 15:55:12,723 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 15:55:12,723 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 15:55:12,724 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 15:55:12,725 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 15:55:12,725 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 15:55:12,726 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 15:55:12,727 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 15:55:12,727 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 15:55:12,728 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 15:55:12,729 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 15:55:12,730 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 15:55:12,731 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 15:55:12,748 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 15:55:12,750 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 15:55:12,751 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 15:55:12,757 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 15:55:12,758 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 15:55:12,758 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 15:55:12,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 15:55:12,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 15:55:12,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 15:55:12,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 15:55:12,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 15:55:12,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 15:55:12,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 15:55:12,764 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 15:55:12,765 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 15:55:12,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 15:55:12,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 15:55:12,765 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 15:55:12,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 15:55:12,766 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 15:55:12,767 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-21 15:55:12,791 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 15:55:12,797 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 15:55:12,797 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 15:55:12,798 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 15:55:12,798 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 15:55:12,799 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 15:55:12,799 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 15:55:12,799 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 15:55:12,799 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 15:55:12,800 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 15:55:12,801 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 15:55:12,801 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 15:55:12,801 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 15:55:12,801 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 15:55:12,801 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 15:55:12,801 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 15:55:12,802 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 15:55:12,802 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 15:55:12,802 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 15:55:12,802 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 15:55:12,802 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 15:55:12,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 15:55:12,803 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 15:55:12,803 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 15:55:12,803 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 15:55:12,803 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 15:55:12,803 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 15:55:12,805 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-21 15:55:12,805 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-21 15:55:12,805 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 15:55:12,805 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 15:55:12,805 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2c422fb06a669ce5225d4a34bb003621d8e04f4e033c19b27cdce4080ea01ff2 [2021-12-21 15:55:13,002 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 15:55:13,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 15:55:13,017 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 15:55:13,018 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 15:55:13,019 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 15:55:13,020 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2021-12-21 15:55:13,056 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf821622b/1b1f341b17b44cfaa85d507867183bd2/FLAGa9d8aa2e2 [2021-12-21 15:55:13,858 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 15:55:13,859 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2021-12-21 15:55:13,928 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf821622b/1b1f341b17b44cfaa85d507867183bd2/FLAGa9d8aa2e2 [2021-12-21 15:55:14,381 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/bf821622b/1b1f341b17b44cfaa85d507867183bd2 [2021-12-21 15:55:14,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 15:55:14,385 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 15:55:14,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 15:55:14,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 15:55:14,388 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 15:55:14,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 03:55:14" (1/1) ... [2021-12-21 15:55:14,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@297971a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:14, skipping insertion in model container [2021-12-21 15:55:14,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 03:55:14" (1/1) ... [2021-12-21 15:55:14,395 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 15:55:14,581 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 15:55:22,532 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2021-12-21 15:55:23,033 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 15:55:23,072 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 15:55:23,560 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.7.3/main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i[722028,722041] [2021-12-21 15:55:23,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 15:55:24,137 INFO L208 MainTranslator]: Completed translation [2021-12-21 15:55:24,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:24 WrapperNode [2021-12-21 15:55:24,137 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 15:55:24,138 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 15:55:24,138 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 15:55:24,139 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 15:55:24,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:24" (1/1) ... [2021-12-21 15:55:24,345 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:24" (1/1) ... [2021-12-21 15:55:24,535 INFO L137 Inliner]: procedures = 1046, calls = 9656, calls flagged for inlining = 360, calls inlined = 206, statements flattened = 9221 [2021-12-21 15:55:24,536 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 15:55:24,537 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 15:55:24,537 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 15:55:24,537 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 15:55:24,544 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:24" (1/1) ... [2021-12-21 15:55:24,544 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:24" (1/1) ... [2021-12-21 15:55:24,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:24" (1/1) ... [2021-12-21 15:55:24,612 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:24" (1/1) ... [2021-12-21 15:55:24,877 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:24" (1/1) ... [2021-12-21 15:55:24,902 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:24" (1/1) ... [2021-12-21 15:55:24,965 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:24" (1/1) ... [2021-12-21 15:55:25,019 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 15:55:25,020 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 15:55:25,020 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 15:55:25,020 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 15:55:25,021 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:24" (1/1) ... [2021-12-21 15:55:25,027 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 15:55:25,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 15:55:25,233 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-21 15:55:25,268 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-21 15:55:25,290 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dummy_query_bo_prepare [2021-12-21 15:55:25,291 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dummy_query_bo_prepare [2021-12-21 15:55:25,291 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_destroy [2021-12-21 15:55:25,291 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_destroy [2021-12-21 15:55:25,291 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_init [2021-12-21 15:55:25,291 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_init [2021-12-21 15:55:25,291 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2021-12-21 15:55:25,291 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2021-12-21 15:55:25,291 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_init [2021-12-21 15:55:25,292 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_init [2021-12-21 15:55:25,292 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_toio [2021-12-21 15:55:25,292 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_toio [2021-12-21 15:55:25,292 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_round_pot [2021-12-21 15:55:25,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_round_pot [2021-12-21 15:55:25,292 INFO L130 BoogieDeclarations]: Found specification of procedure drm_master_get [2021-12-21 15:55:25,292 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_master_get [2021-12-21 15:55:25,292 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-12-21 15:55:25,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-12-21 15:55:25,293 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_set_config [2021-12-21 15:55:25,293 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_set_config [2021-12-21 15:55:25,293 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_backoff_reservation [2021-12-21 15:55:25,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_backoff_reservation [2021-12-21 15:55:25,293 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mtrr_del [2021-12-21 15:55:25,293 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mtrr_del [2021-12-21 15:55:25,293 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_move_buffer [2021-12-21 15:55:25,293 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_move_buffer [2021-12-21 15:55:25,294 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_firstopen [2021-12-21 15:55:25,294 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_firstopen [2021-12-21 15:55:25,294 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_lastclose [2021-12-21 15:55:25,294 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_lastclose [2021-12-21 15:55:25,294 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_pause_all [2021-12-21 15:55:25,294 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_pause_all [2021-12-21 15:55:25,294 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_surface_destroy [2021-12-21 15:55:25,294 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_surface_destroy [2021-12-21 15:55:25,294 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_destroy [2021-12-21 15:55:25,295 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_destroy [2021-12-21 15:55:25,295 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-21 15:55:25,295 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-21 15:55:25,295 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-12-21 15:55:25,295 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-21 15:55:25,296 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-21 15:55:25,296 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-21 15:55:25,296 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-21 15:55:25,296 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_unreserve [2021-12-21 15:55:25,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_unreserve [2021-12-21 15:55:25,296 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-21 15:55:25,296 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-21 15:55:25,296 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kmap [2021-12-21 15:55:25,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kmap [2021-12-21 15:55:25,297 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-21 15:55:25,297 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-21 15:55:25,297 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_backing_free [2021-12-21 15:55:25,297 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_backing_free [2021-12-21 15:55:25,298 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram_or_gmr [2021-12-21 15:55:25,298 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram_or_gmr [2021-12-21 15:55:25,298 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kunmap [2021-12-21 15:55:25,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kunmap [2021-12-21 15:55:25,299 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-12-21 15:55:25,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-12-21 15:55:25,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-21 15:55:25,300 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_commit_list [2021-12-21 15:55:25,300 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_commit_list [2021-12-21 15:55:25,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_hw_mutex [2021-12-21 15:55:25,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_hw_mutex [2021-12-21 15:55:25,301 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_emit_dummy_query [2021-12-21 15:55:25,301 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_emit_dummy_query [2021-12-21 15:55:25,301 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_context_destroy [2021-12-21 15:55:25,301 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_context_destroy [2021-12-21 15:55:25,301 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_del_active [2021-12-21 15:55:25,301 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_del_active [2021-12-21 15:55:25,301 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_mem_global_alloc [2021-12-21 15:55:25,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_mem_global_alloc [2021-12-21 15:55:25,302 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_destroy [2021-12-21 15:55:25,302 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_destroy [2021-12-21 15:55:25,302 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-12-21 15:55:25,302 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-12-21 15:55:25,302 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_release [2021-12-21 15:55:25,303 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_release [2021-12-21 15:55:25,303 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_base_object_init [2021-12-21 15:55:25,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_base_object_init [2021-12-21 15:55:25,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-21 15:55:25,303 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_vt_unlock [2021-12-21 15:55:25,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_vt_unlock [2021-12-21 15:55:25,303 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_waiter_add [2021-12-21 15:55:25,303 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_waiter_add [2021-12-21 15:55:25,304 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_complete [2021-12-21 15:55:25,304 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_complete [2021-12-21 15:55:25,304 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_destroy [2021-12-21 15:55:25,304 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_destroy [2021-12-21 15:55:25,304 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2021-12-21 15:55:25,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2021-12-21 15:55:25,305 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dma_buffer [2021-12-21 15:55:25,305 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dma_buffer [2021-12-21 15:55:25,305 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_evict_mm [2021-12-21 15:55:25,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_evict_mm [2021-12-21 15:55:25,306 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 15:55:25,306 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cursor_update_image [2021-12-21 15:55:25,306 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cursor_update_image [2021-12-21 15:55:25,306 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_display_unit_cleanup [2021-12-21 15:55:25,306 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_display_unit_cleanup [2021-12-21 15:55:25,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-21 15:55:25,306 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-21 15:55:25,306 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_destroy [2021-12-21 15:55:25,306 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_destroy [2021-12-21 15:55:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_context_base_release [2021-12-21 15:55:25,307 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_context_base_release [2021-12-21 15:55:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_passed [2021-12-21 15:55:25,307 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_passed [2021-12-21 15:55:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-21 15:55:25,307 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-21 15:55:25,307 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_have_3d [2021-12-21 15:55:25,307 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_have_3d [2021-12-21 15:55:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_have_pitchlock [2021-12-21 15:55:25,308 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_have_pitchlock [2021-12-21 15:55:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-21 15:55:25,308 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-21 15:55:25,308 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_stream_destroy [2021-12-21 15:55:25,309 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_stream_destroy [2021-12-21 15:55:25,309 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-21 15:55:25,311 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-21 15:55:25,311 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_write [2021-12-21 15:55:25,311 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_write [2021-12-21 15:55:25,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_mutex [2021-12-21 15:55:25,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_mutex [2021-12-21 15:55:25,312 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_wait [2021-12-21 15:55:25,313 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_wait [2021-12-21 15:55:25,313 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_close [2021-12-21 15:55:25,313 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_close [2021-12-21 15:55:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-12-21 15:55:25,317 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-12-21 15:55:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 15:55:25,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 15:55:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_write_svga [2021-12-21 15:55:25,317 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_write_svga [2021-12-21 15:55:25,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_release_mutex [2021-12-21 15:55:25,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_release_mutex [2021-12-21 15:55:25,318 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_init [2021-12-21 15:55:25,318 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_init [2021-12-21 15:55:25,318 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fallback_wait [2021-12-21 15:55:25,318 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fallback_wait [2021-12-21 15:55:25,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-21 15:55:25,318 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_reference [2021-12-21 15:55:25,318 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_reference [2021-12-21 15:55:25,318 INFO L130 BoogieDeclarations]: Found specification of procedure framebuffer_release [2021-12-21 15:55:25,318 INFO L138 BoogieDeclarations]: Found implementation of procedure framebuffer_release [2021-12-21 15:55:25,319 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_hw_surface_destroy [2021-12-21 15:55:25,319 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_hw_surface_destroy [2021-12-21 15:55:25,319 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-21 15:55:25,319 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-21 15:55:25,319 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-12-21 15:55:25,319 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-12-21 15:55:25,319 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_connector_attach_encoder [2021-12-21 15:55:25,319 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_connector_attach_encoder [2021-12-21 15:55:25,319 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_reserve [2021-12-21 15:55:25,319 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_reserve [2021-12-21 15:55:25,320 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-21 15:55:25,320 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-21 15:55:25,320 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_off [2021-12-21 15:55:25,320 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_off [2021-12-21 15:55:25,320 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-21 15:55:25,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-21 15:55:25,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-21 15:55:25,320 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-21 15:55:25,320 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_crtc_set_gamma_size [2021-12-21 15:55:25,321 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_crtc_set_gamma_size [2021-12-21 15:55:25,321 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_write_lock [2021-12-21 15:55:25,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_write_lock [2021-12-21 15:55:25,321 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_dec [2021-12-21 15:55:25,321 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_dec [2021-12-21 15:55:25,321 INFO L130 BoogieDeclarations]: Found specification of procedure drm_connector_attach_property [2021-12-21 15:55:25,321 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_connector_attach_property [2021-12-21 15:55:25,321 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-21 15:55:25,321 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-21 15:55:25,321 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_device_release [2021-12-21 15:55:25,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_device_release [2021-12-21 15:55:25,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-21 15:55:25,322 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-21 15:55:25,322 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-21 15:55:25,322 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_release [2021-12-21 15:55:25,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-21 15:55:25,322 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2021-12-21 15:55:25,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_del_entry [2021-12-21 15:55:25,322 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-21 15:55:25,322 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-21 15:55:25,323 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_global_release [2021-12-21 15:55:25,323 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_global_release [2021-12-21 15:55:25,323 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-21 15:55:25,323 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-21 15:55:25,323 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-21 15:55:25,323 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-21 15:55:25,323 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2021-12-21 15:55:25,323 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2021-12-21 15:55:25,324 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_add_active [2021-12-21 15:55:25,324 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_add_active [2021-12-21 15:55:25,324 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fpriv [2021-12-21 15:55:25,324 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fpriv [2021-12-21 15:55:25,325 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2021-12-21 15:55:25,325 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2021-12-21 15:55:25,325 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_reserve_buffers [2021-12-21 15:55:25,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_reserve_buffers [2021-12-21 15:55:25,325 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_kmap_obj_virtual [2021-12-21 15:55:25,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_kmap_obj_virtual [2021-12-21 15:55:25,325 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_start_of_vram [2021-12-21 15:55:25,325 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_start_of_vram [2021-12-21 15:55:25,325 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-21 15:55:25,326 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-21 15:55:25,326 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_set_par [2021-12-21 15:55:25,326 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_set_par [2021-12-21 15:55:25,326 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_populate [2021-12-21 15:55:25,326 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_dirty_mark [2021-12-21 15:55:25,326 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_dirty_mark [2021-12-21 15:55:25,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_cmdbuf_mutex [2021-12-21 15:55:25,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_cmdbuf_mutex [2021-12-21 15:55:25,326 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_cmdbuf_mutex [2021-12-21 15:55:25,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_cmdbuf_mutex [2021-12-21 15:55:25,327 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_crtc_destroy [2021-12-21 15:55:25,327 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_crtc_destroy [2021-12-21 15:55:25,327 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_clean_mm [2021-12-21 15:55:25,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_clean_mm [2021-12-21 15:55:25,327 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_send_stop [2021-12-21 15:55:25,327 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_send_stop [2021-12-21 15:55:25,327 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-21 15:55:25,327 INFO L130 BoogieDeclarations]: Found specification of procedure drm_vblank_cleanup [2021-12-21 15:55:25,327 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_vblank_cleanup [2021-12-21 15:55:25,327 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_du_connector_detect [2021-12-21 15:55:25,328 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_du_connector_detect [2021-12-21 15:55:25,328 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-21 15:55:25,328 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-21 15:55:25,328 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-21 15:55:25,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-21 15:55:25,328 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_unref [2021-12-21 15:55:25,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_unref [2021-12-21 15:55:25,328 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_create [2021-12-21 15:55:25,328 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_create [2021-12-21 15:55:25,328 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_resource_unreference [2021-12-21 15:55:25,329 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_resource_unreference [2021-12-21 15:55:25,329 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2021-12-21 15:55:25,329 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2021-12-21 15:55:25,329 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_bo_get_guest_ptr [2021-12-21 15:55:25,329 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_bo_get_guest_ptr [2021-12-21 15:55:25,329 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_placement [2021-12-21 15:55:25,330 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_placement [2021-12-21 15:55:25,330 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_save_vga [2021-12-21 15:55:25,330 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_save_vga [2021-12-21 15:55:25,330 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-21 15:55:25,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-21 15:55:25,333 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_update [2021-12-21 15:55:25,333 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_update [2021-12-21 15:55:25,333 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sync_obj_unref [2021-12-21 15:55:25,333 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sync_obj_unref [2021-12-21 15:55:25,333 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_crtc_set_config [2021-12-21 15:55:25,333 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_crtc_set_config [2021-12-21 15:55:25,333 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait [2021-12-21 15:55:25,334 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait [2021-12-21 15:55:25,334 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-12-21 15:55:25,335 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-12-21 15:55:25,335 INFO L130 BoogieDeclarations]: Found specification of procedure idr_remove [2021-12-21 15:55:25,335 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_remove [2021-12-21 15:55:25,335 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_is_full [2021-12-21 15:55:25,335 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_is_full [2021-12-21 15:55:25,335 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_send_put [2021-12-21 15:55:25,335 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_send_put [2021-12-21 15:55:25,335 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_marker_pull [2021-12-21 15:55:25,335 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_marker_pull [2021-12-21 15:55:25,335 INFO L130 BoogieDeclarations]: Found specification of procedure fb_deferred_io_cleanup [2021-12-21 15:55:25,336 INFO L138 BoogieDeclarations]: Found implementation of procedure fb_deferred_io_cleanup [2021-12-21 15:55:25,336 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-21 15:55:25,336 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-21 15:55:25,336 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_ref [2021-12-21 15:55:25,336 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_ref [2021-12-21 15:55:25,336 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_update_seqno [2021-12-21 15:55:25,336 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_update_seqno [2021-12-21 15:55:25,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fb_surf_mutex [2021-12-21 15:55:25,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fb_surf_mutex [2021-12-21 15:55:25,336 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-21 15:55:25,337 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-21 15:55:25,337 INFO L130 BoogieDeclarations]: Found specification of procedure getrawmonotonic [2021-12-21 15:55:25,337 INFO L138 BoogieDeclarations]: Found implementation of procedure getrawmonotonic [2021-12-21 15:55:25,337 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fences_perform_actions [2021-12-21 15:55:25,337 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fences_perform_actions [2021-12-21 15:55:25,337 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_encoder_destroy [2021-12-21 15:55:25,337 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_encoder_destroy [2021-12-21 15:55:25,337 INFO L130 BoogieDeclarations]: Found specification of procedure fill_flush [2021-12-21 15:55:25,337 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_flush [2021-12-21 15:55:25,337 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock [2021-12-21 15:55:25,338 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock [2021-12-21 15:55:25,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-21 15:55:25,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-21 15:55:25,338 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_unreference [2021-12-21 15:55:25,338 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_unreference [2021-12-21 15:55:25,338 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_unreference [2021-12-21 15:55:25,338 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_unreference [2021-12-21 15:55:25,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_return_value [2021-12-21 15:55:25,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_return_value [2021-12-21 15:55:25,338 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_eu_fence_buffer_objects [2021-12-21 15:55:25,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_eu_fence_buffer_objects [2021-12-21 15:55:25,339 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_fifo_mutex [2021-12-21 15:55:25,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_fifo_mutex [2021-12-21 15:55:25,339 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-21 15:55:25,339 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-21 15:55:25,339 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_wait [2021-12-21 15:55:25,339 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_wait [2021-12-21 15:55:25,339 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_prepare [2021-12-21 15:55:25,339 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_prepare [2021-12-21 15:55:25,339 INFO L130 BoogieDeclarations]: Found specification of procedure drm_master_put [2021-12-21 15:55:25,340 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_master_put [2021-12-21 15:55:25,340 INFO L130 BoogieDeclarations]: Found specification of procedure idr_init [2021-12-21 15:55:25,340 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_init [2021-12-21 15:55:25,340 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-21 15:55:25,340 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-21 15:55:25,340 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_goal_irq_mutex [2021-12-21 15:55:25,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_goal_irq_mutex [2021-12-21 15:55:25,340 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_bo_pin [2021-12-21 15:55:25,340 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_bo_pin [2021-12-21 15:55:25,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-21 15:55:25,340 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-21 15:55:25,341 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-21 15:55:25,341 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_init [2021-12-21 15:55:25,341 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_init [2021-12-21 15:55:25,341 INFO L130 BoogieDeclarations]: Found specification of procedure timespec_sub [2021-12-21 15:55:25,341 INFO L138 BoogieDeclarations]: Found implementation of procedure timespec_sub [2021-12-21 15:55:25,341 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_close [2021-12-21 15:55:25,341 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_close [2021-12-21 15:55:25,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-21 15:55:25,341 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_resume [2021-12-21 15:55:25,341 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_resume [2021-12-21 15:55:25,342 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-21 15:55:25,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-21 15:55:25,342 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_unref [2021-12-21 15:55:25,342 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_unref [2021-12-21 15:55:25,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-21 15:55:25,342 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fb_close [2021-12-21 15:55:25,342 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fb_close [2021-12-21 15:55:25,342 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ttm_unbind [2021-12-21 15:55:25,342 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ttm_unbind [2021-12-21 15:55:25,342 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2021-12-21 15:55:25,343 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2021-12-21 15:55:25,343 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_pm_suspend [2021-12-21 15:55:25,343 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_pm_suspend [2021-12-21 15:55:25,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-21 15:55:25,343 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-21 15:55:25,343 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_unpin [2021-12-21 15:55:25,343 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_unpin [2021-12-21 15:55:25,343 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_kms_restore_vga [2021-12-21 15:55:25,343 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_kms_restore_vga [2021-12-21 15:55:25,343 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_request_device [2021-12-21 15:55:25,344 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_request_device [2021-12-21 15:55:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_unreference [2021-12-21 15:55:25,344 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_unreference [2021-12-21 15:55:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-21 15:55:25,344 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-21 15:55:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-21 15:55:25,344 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-21 15:55:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_mutex [2021-12-21 15:55:25,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_mutex [2021-12-21 15:55:25,344 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_unref [2021-12-21 15:55:25,344 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_unref [2021-12-21 15:55:25,345 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_fifo_down [2021-12-21 15:55:25,345 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_fifo_down [2021-12-21 15:55:25,345 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_ldu_connector_destroy [2021-12-21 15:55:25,345 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_ldu_connector_destroy [2021-12-21 15:55:25,345 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_read [2021-12-21 15:55:25,345 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_read [2021-12-21 15:55:25,345 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2021-12-21 15:55:25,345 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2021-12-21 15:55:25,345 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-21 15:55:25,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-21 15:55:25,346 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-21 15:55:25,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-21 15:55:25,346 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_vt_lock [2021-12-21 15:55:25,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_vt_lock [2021-12-21 15:55:25,346 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_destroy_locked [2021-12-21 15:55:25,346 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_destroy_locked [2021-12-21 15:55:25,346 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_fifo_destroy [2021-12-21 15:55:25,346 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_fifo_destroy [2021-12-21 15:55:25,346 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_pool_unpopulate [2021-12-21 15:55:25,347 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_seqno_waiter_remove [2021-12-21 15:55:25,347 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_seqno_waiter_remove [2021-12-21 15:55:25,347 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_stream_base_release [2021-12-21 15:55:25,347 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_stream_base_release [2021-12-21 15:55:25,347 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_release_device [2021-12-21 15:55:25,347 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_release_device [2021-12-21 15:55:25,347 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_validate [2021-12-21 15:55:25,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_validate [2021-12-21 15:55:25,347 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_driver_unload [2021-12-21 15:55:25,347 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_driver_unload [2021-12-21 15:55:25,347 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-12-21 15:55:25,348 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-12-21 15:55:25,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_fb_surf_mutex [2021-12-21 15:55:25,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_fb_surf_mutex [2021-12-21 15:55:25,348 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-21 15:55:25,348 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-21 15:55:25,348 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-12-21 15:55:25,348 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-12-21 15:55:25,348 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_mem_global_free [2021-12-21 15:55:25,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_mem_global_free [2021-12-21 15:55:25,348 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_write_unlock [2021-12-21 15:55:25,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_write_unlock [2021-12-21 15:55:25,349 INFO L130 BoogieDeclarations]: Found specification of procedure drm_connector_init [2021-12-21 15:55:25,349 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_connector_init [2021-12-21 15:55:25,349 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-12-21 15:55:25,349 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-12-21 15:55:25,349 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-21 15:55:25,349 INFO L130 BoogieDeclarations]: Found specification of procedure drm_encoder_init [2021-12-21 15:55:25,349 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_encoder_init [2021-12-21 15:55:25,349 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_destroy_encode [2021-12-21 15:55:25,350 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_destroy_encode [2021-12-21 15:55:25,350 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_work_func [2021-12-21 15:55:25,350 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_work_func [2021-12-21 15:55:25,350 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_lock_set_kill [2021-12-21 15:55:25,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_lock_set_kill [2021-12-21 15:55:25,350 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_update_stream [2021-12-21 15:55:25,350 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_update_stream [2021-12-21 15:55:25,350 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_reference [2021-12-21 15:55:25,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_reference [2021-12-21 15:55:25,350 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2021-12-21 15:55:25,350 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2021-12-21 15:55:25,351 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_connector_destroy [2021-12-21 15:55:25,351 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_connector_destroy [2021-12-21 15:55:25,351 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_encoder_destroy [2021-12-21 15:55:25,351 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_encoder_destroy [2021-12-21 15:55:25,351 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_cursor_update_dmabuf [2021-12-21 15:55:25,351 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_cursor_update_dmabuf [2021-12-21 15:55:25,351 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-21 15:55:25,351 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-21 15:55:25,351 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-21 15:55:25,351 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-21 15:55:25,352 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_unpin [2021-12-21 15:55:25,352 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_unpin [2021-12-21 15:55:25,352 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_base_release [2021-12-21 15:55:25,352 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_base_release [2021-12-21 15:55:25,352 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_master_init [2021-12-21 15:55:25,352 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_master_init [2021-12-21 15:55:25,352 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2021-12-21 15:55:25,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~uint32_t~0~TO~~bool~0 [2021-12-21 15:55:25,352 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-21 15:55:25,352 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-21 15:55:25,353 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_release_mutex [2021-12-21 15:55:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_release_mutex [2021-12-21 15:55:25,353 INFO L130 BoogieDeclarations]: Found specification of procedure drm_crtc_init [2021-12-21 15:55:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_crtc_init [2021-12-21 15:55:25,353 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_3d_resource_inc [2021-12-21 15:55:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_3d_resource_inc [2021-12-21 15:55:25,353 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_stop [2021-12-21 15:55:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_stop [2021-12-21 15:55:25,353 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_priv [2021-12-21 15:55:25,353 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_priv [2021-12-21 15:55:25,354 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-21 15:55:25,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_goal_irq_mutex [2021-12-21 15:55:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_goal_irq_mutex [2021-12-21 15:55:25,354 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_commit [2021-12-21 15:55:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_commit [2021-12-21 15:55:25,354 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_init [2021-12-21 15:55:25,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-21 15:55:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-21 15:55:25,354 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_hw_mutex [2021-12-21 15:55:25,354 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_hw_mutex [2021-12-21 15:55:25,355 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_event_fence_action_cleanup [2021-12-21 15:55:25,355 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_event_fence_action_cleanup [2021-12-21 15:55:25,355 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_unpin_panic [2021-12-21 15:55:25,355 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_unpin_panic [2021-12-21 15:55:25,355 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_sou_backing_alloc [2021-12-21 15:55:25,355 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_sou_backing_alloc [2021-12-21 15:55:25,355 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_init_mm [2021-12-21 15:55:25,355 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_init_mm [2021-12-21 15:55:25,355 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_obj_signaled [2021-12-21 15:55:25,355 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_obj_signaled [2021-12-21 15:55:25,356 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_overlay_resume_all [2021-12-21 15:55:25,356 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_overlay_resume_all [2021-12-21 15:55:25,356 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_reserve [2021-12-21 15:55:25,356 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_reserve [2021-12-21 15:55:25,356 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_idle [2021-12-21 15:55:25,356 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_idle [2021-12-21 15:55:25,356 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_reference [2021-12-21 15:55:25,356 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_reference [2021-12-21 15:55:25,356 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-21 15:55:25,356 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-21 15:55:25,357 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_base_object_unref [2021-12-21 15:55:25,357 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_base_object_unref [2021-12-21 15:55:25,357 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_master [2021-12-21 15:55:25,357 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_master [2021-12-21 15:55:25,357 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_fence_create [2021-12-21 15:55:25,357 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_fence_create [2021-12-21 15:55:25,357 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_dmabuf_to_vram [2021-12-21 15:55:25,357 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_dmabuf_to_vram [2021-12-21 15:55:25,357 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_remove [2021-12-21 15:55:25,357 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_remove [2021-12-21 15:55:25,358 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_surface_destroy_size [2021-12-21 15:55:25,358 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_surface_destroy_size [2021-12-21 15:55:25,358 INFO L130 BoogieDeclarations]: Found specification of procedure drm_framebuffer_cleanup [2021-12-21 15:55:25,358 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_framebuffer_cleanup [2021-12-21 15:55:25,358 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_framebuffer_dmabuf_pin [2021-12-21 15:55:25,358 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_framebuffer_dmabuf_pin [2021-12-21 15:55:25,358 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2021-12-21 15:55:25,358 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2021-12-21 15:55:25,358 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock [2021-12-21 15:55:25,358 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock [2021-12-21 15:55:25,358 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_user_surface_base_release [2021-12-21 15:55:25,359 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_user_surface_base_release [2021-12-21 15:55:25,359 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_mem_glob [2021-12-21 15:55:25,359 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_mem_glob [2021-12-21 15:55:25,359 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_fence_commands [2021-12-21 15:55:25,359 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_fence_commands [2021-12-21 15:55:25,359 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_ping_host [2021-12-21 15:55:25,359 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_ping_host [2021-12-21 15:55:25,359 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_object_device_release [2021-12-21 15:55:25,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_object_device_release [2021-12-21 15:55:25,359 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_release [2021-12-21 15:55:25,360 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_release [2021-12-21 15:55:25,360 INFO L130 BoogieDeclarations]: Found specification of procedure drm_vblank_init [2021-12-21 15:55:25,360 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_vblank_init [2021-12-21 15:55:25,360 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2021-12-21 15:55:25,362 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2021-12-21 15:55:25,362 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fifo_send_fence [2021-12-21 15:55:25,362 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fifo_send_fence [2021-12-21 15:55:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure fill_escape [2021-12-21 15:55:25,363 INFO L138 BoogieDeclarations]: Found implementation of procedure fill_escape [2021-12-21 15:55:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_fence_manager_takedown [2021-12-21 15:55:25,363 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_fence_manager_takedown [2021-12-21 15:55:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-21 15:55:25,363 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-21 15:55:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure vmw_execbuf_release_pinned_bo [2021-12-21 15:55:25,363 INFO L138 BoogieDeclarations]: Found implementation of procedure vmw_execbuf_release_pinned_bo [2021-12-21 15:55:25,363 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2021-12-21 15:55:25,363 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2021-12-21 15:55:25,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 15:55:25,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-21 15:55:25,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-21 15:55:25,364 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_create_dirty_info_property [2021-12-21 15:55:25,364 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_create_dirty_info_property [2021-12-21 15:55:25,364 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_timespec [2021-12-21 15:55:25,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_timespec [2021-12-21 15:55:26,452 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 15:55:26,455 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 15:56:17,051 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 15:56:17,071 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 15:56:17,087 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-21 15:56:17,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 03:56:17 BoogieIcfgContainer [2021-12-21 15:56:17,092 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 15:56:17,093 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 15:56:17,093 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 15:56:17,103 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 15:56:17,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 03:55:14" (1/3) ... [2021-12-21 15:56:17,103 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c0bd49e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 03:56:17, skipping insertion in model container [2021-12-21 15:56:17,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 03:55:24" (2/3) ... [2021-12-21 15:56:17,104 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4c0bd49e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 03:56:17, skipping insertion in model container [2021-12-21 15:56:17,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 03:56:17" (3/3) ... [2021-12-21 15:56:17,105 INFO L111 eAbstractionObserver]: Analyzing ICFG main3_drivers-gpu-drm-vmwgfx-vmwgfx-ko--32_7a--linux-3.5.i [2021-12-21 15:56:17,109 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 15:56:17,109 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-21 15:56:17,156 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-21 15:56:17,163 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-21 15:56:17,163 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-21 15:56:17,233 INFO L276 IsEmpty]: Start isEmpty. Operand has 3944 states, 2433 states have (on average 1.2675709001233046) internal successors, (3084), 2566 states have internal predecessors, (3084), 1254 states have call successors, (1254), 255 states have call predecessors, (1254), 255 states have return successors, (1254), 1227 states have call predecessors, (1254), 1254 states have call successors, (1254) [2021-12-21 15:56:17,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-12-21 15:56:17,237 INFO L506 BasicCegarLoop]: Found error trace [2021-12-21 15:56:17,237 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-21 15:56:17,238 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-21 15:56:17,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-21 15:56:17,241 INFO L85 PathProgramCache]: Analyzing trace with hash 101047357, now seen corresponding path program 1 times [2021-12-21 15:56:17,247 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-21 15:56:17,247 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [53117315] [2021-12-21 15:56:17,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-21 15:56:17,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-21 15:56:17,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:56:18,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-21 15:56:18,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:56:18,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-21 15:56:18,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-21 15:56:18,307 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-21 15:56:18,307 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-21 15:56:18,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [53117315] [2021-12-21 15:56:18,308 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [53117315] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-21 15:56:18,308 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-21 15:56:18,308 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-21 15:56:18,309 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [530225856] [2021-12-21 15:56:18,310 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-21 15:56:18,312 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-21 15:56:18,313 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-21 15:56:18,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-21 15:56:18,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-21 15:56:18,358 INFO L87 Difference]: Start difference. First operand has 3944 states, 2433 states have (on average 1.2675709001233046) internal successors, (3084), 2566 states have internal predecessors, (3084), 1254 states have call successors, (1254), 255 states have call predecessors, (1254), 255 states have return successors, (1254), 1227 states have call predecessors, (1254), 1254 states have call successors, (1254) Second operand has 4 states, 4 states have (on average 3.25) internal successors, (13), 3 states have internal predecessors, (13), 3 states have call successors, (4), 4 states have call predecessors, (4), 2 states have return successors, (2), 1 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-21 15:56:19,434 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []