./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version ae007674 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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5280d555a6b852b15aa6f2a52d5ff0e2fc9cc40b4793f53953ed35d69afcf0b0 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ae00767 [2021-12-28 04:09:15,409 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 04:09:15,411 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 04:09:15,452 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 04:09:15,453 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 04:09:15,457 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 04:09:15,459 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 04:09:15,464 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 04:09:15,466 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 04:09:15,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 04:09:15,472 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 04:09:15,475 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 04:09:15,476 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 04:09:15,479 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 04:09:15,480 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 04:09:15,481 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 04:09:15,482 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 04:09:15,482 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 04:09:15,486 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 04:09:15,492 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 04:09:15,493 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 04:09:15,494 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 04:09:15,495 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 04:09:15,497 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 04:09:15,503 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 04:09:15,503 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 04:09:15,504 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 04:09:15,505 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 04:09:15,505 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 04:09:15,506 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 04:09:15,506 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 04:09:15,507 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 04:09:15,508 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 04:09:15,509 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 04:09:15,510 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 04:09:15,510 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 04:09:15,511 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 04:09:15,511 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 04:09:15,511 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 04:09:15,513 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 04:09:15,513 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 04:09:15,517 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 04:09:15,549 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 04:09:15,549 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 04:09:15,550 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 04:09:15,550 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 04:09:15,551 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 04:09:15,551 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 04:09:15,552 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 04:09:15,553 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 04:09:15,553 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 04:09:15,553 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 04:09:15,554 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 04:09:15,554 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 04:09:15,554 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 04:09:15,554 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 04:09:15,555 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 04:09:15,555 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 04:09:15,555 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 04:09:15,555 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 04:09:15,555 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 04:09:15,556 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 04:09:15,556 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 04:09:15,556 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:09:15,556 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 04:09:15,556 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 04:09:15,557 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 04:09:15,557 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 04:09:15,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 04:09:15,557 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 04:09:15,557 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 04:09:15,557 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 04:09:15,558 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5280d555a6b852b15aa6f2a52d5ff0e2fc9cc40b4793f53953ed35d69afcf0b0 [2021-12-28 04:09:15,876 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 04:09:15,898 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 04:09:15,902 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 04:09:15,904 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 04:09:15,905 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 04:09:15,906 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i [2021-12-28 04:09:15,963 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/119905a0f/784ffd28bdf74f51bb72360e9552f319/FLAG907db4926 [2021-12-28 04:09:16,825 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 04:09:16,826 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i [2021-12-28 04:09:16,876 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/119905a0f/784ffd28bdf74f51bb72360e9552f319/FLAG907db4926 [2021-12-28 04:09:17,282 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/119905a0f/784ffd28bdf74f51bb72360e9552f319 [2021-12-28 04:09:17,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 04:09:17,289 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 04:09:17,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 04:09:17,293 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 04:09:17,297 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 04:09:17,297 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:09:17" (1/1) ... [2021-12-28 04:09:17,298 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d259515 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:17, skipping insertion in model container [2021-12-28 04:09:17,299 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 04:09:17" (1/1) ... [2021-12-28 04:09:17,305 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 04:09:17,452 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 04:09:21,239 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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i[401063,401076] [2021-12-28 04:09:21,344 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:09:21,426 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 04:09:21,898 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-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i[401063,401076] [2021-12-28 04:09:21,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 04:09:22,260 INFO L208 MainTranslator]: Completed translation [2021-12-28 04:09:22,260 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:22 WrapperNode [2021-12-28 04:09:22,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 04:09:22,263 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 04:09:22,263 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 04:09:22,263 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 04:09:22,270 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:22" (1/1) ... [2021-12-28 04:09:22,436 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:22" (1/1) ... [2021-12-28 04:09:22,843 INFO L137 Inliner]: procedures = 481, calls = 4400, calls flagged for inlining = 315, calls inlined = 310, statements flattened = 11829 [2021-12-28 04:09:22,844 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 04:09:22,845 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 04:09:22,845 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 04:09:22,846 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 04:09:22,853 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:22" (1/1) ... [2021-12-28 04:09:22,854 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:22" (1/1) ... [2021-12-28 04:09:22,915 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:22" (1/1) ... [2021-12-28 04:09:22,915 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:22" (1/1) ... [2021-12-28 04:09:23,071 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:22" (1/1) ... [2021-12-28 04:09:23,107 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:22" (1/1) ... [2021-12-28 04:09:23,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:22" (1/1) ... [2021-12-28 04:09:23,201 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 04:09:23,202 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 04:09:23,202 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 04:09:23,202 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 04:09:23,203 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:22" (1/1) ... [2021-12-28 04:09:23,209 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 04:09:23,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 04:09:23,234 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) [2021-12-28 04:09:23,262 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 [2021-12-28 04:09:23,278 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_ref [2021-12-28 04:09:23,279 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_ref [2021-12-28 04:09:23,279 INFO L130 BoogieDeclarations]: Found specification of procedure wait_nack [2021-12-28 04:09:23,279 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_nack [2021-12-28 04:09:23,279 INFO L130 BoogieDeclarations]: Found specification of procedure wait_ack [2021-12-28 04:09:23,279 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_ack [2021-12-28 04:09:23,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-28 04:09:23,280 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-28 04:09:23,280 INFO L130 BoogieDeclarations]: Found specification of procedure clear_cmd_trigger [2021-12-28 04:09:23,280 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_cmd_trigger [2021-12-28 04:09:23,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 04:09:23,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 04:09:23,281 INFO L130 BoogieDeclarations]: Found specification of procedure ast_init_dvo [2021-12-28 04:09:23,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_init_dvo [2021-12-28 04:09:23,281 INFO L130 BoogieDeclarations]: Found specification of procedure ast_drm_freeze [2021-12-28 04:09:23,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_drm_freeze [2021-12-28 04:09:23,281 INFO L130 BoogieDeclarations]: Found specification of procedure drm_helper_probe_single_connector_modes [2021-12-28 04:09:23,282 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_helper_probe_single_connector_modes [2021-12-28 04:09:23,282 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2021-12-28 04:09:23,282 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2021-12-28 04:09:23,282 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-28 04:09:23,282 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-28 04:09:23,282 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_dpms [2021-12-28 04:09:23,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_dpms [2021-12-28 04:09:23,283 INFO L130 BoogieDeclarations]: Found specification of procedure ast_set_dp501_video_output [2021-12-28 04:09:23,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_set_dp501_video_output [2021-12-28 04:09:23,283 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_pin [2021-12-28 04:09:23,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_pin [2021-12-28 04:09:23,283 INFO L130 BoogieDeclarations]: Found specification of procedure ast_read32 [2021-12-28 04:09:23,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_read32 [2021-12-28 04:09:23,284 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-28 04:09:23,284 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-28 04:09:23,284 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2021-12-28 04:09:23,284 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2021-12-28 04:09:23,284 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-28 04:09:23,285 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-28 04:09:23,285 INFO L130 BoogieDeclarations]: Found specification of procedure cbr_dll2 [2021-12-28 04:09:23,286 INFO L138 BoogieDeclarations]: Found implementation of procedure cbr_dll2 [2021-12-28 04:09:23,286 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_mode_fixup [2021-12-28 04:09:23,286 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_mode_fixup [2021-12-28 04:09:23,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-28 04:09:23,287 INFO L130 BoogieDeclarations]: Found specification of procedure ast_drm_thaw [2021-12-28 04:09:23,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_drm_thaw [2021-12-28 04:09:23,287 INFO L130 BoogieDeclarations]: Found specification of procedure ast_dirty_update [2021-12-28 04:09:23,287 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_dirty_update [2021-12-28 04:09:23,287 INFO L130 BoogieDeclarations]: Found specification of procedure ast_enable_vga [2021-12-28 04:09:23,288 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_enable_vga [2021-12-28 04:09:23,288 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-28 04:09:23,288 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-28 04:09:23,288 INFO L130 BoogieDeclarations]: Found specification of procedure ast_set_index_reg_mask [2021-12-28 04:09:23,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_set_index_reg_mask [2021-12-28 04:09:23,289 INFO L130 BoogieDeclarations]: Found specification of procedure drm_fb_helper_fini [2021-12-28 04:09:23,289 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_fb_helper_fini [2021-12-28 04:09:23,289 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kmap [2021-12-28 04:09:23,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kmap [2021-12-28 04:09:23,290 INFO L130 BoogieDeclarations]: Found specification of procedure ast_ttm_placement [2021-12-28 04:09:23,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_ttm_placement [2021-12-28 04:09:23,290 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_load_lut [2021-12-28 04:09:23,291 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_load_lut [2021-12-28 04:09:23,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-28 04:09:23,292 INFO L130 BoogieDeclarations]: Found specification of procedure ast_mindwm [2021-12-28 04:09:23,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_mindwm [2021-12-28 04:09:23,292 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kunmap [2021-12-28 04:09:23,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kunmap [2021-12-28 04:09:23,292 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_unref [2021-12-28 04:09:23,293 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_unref [2021-12-28 04:09:23,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-28 04:09:23,293 INFO L130 BoogieDeclarations]: Found specification of procedure ast_user_framebuffer_destroy [2021-12-28 04:09:23,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_user_framebuffer_destroy [2021-12-28 04:09:23,293 INFO L130 BoogieDeclarations]: Found specification of procedure send_ack [2021-12-28 04:09:23,293 INFO L138 BoogieDeclarations]: Found implementation of procedure send_ack [2021-12-28 04:09:23,293 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_disable [2021-12-28 04:09:23,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_disable [2021-12-28 04:09:23,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 04:09:23,294 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_mode_set_base [2021-12-28 04:09:23,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_mode_set_base [2021-12-28 04:09:23,294 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2021-12-28 04:09:23,294 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2021-12-28 04:09:23,294 INFO L130 BoogieDeclarations]: Found specification of procedure get_fw_base [2021-12-28 04:09:23,295 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fw_base [2021-12-28 04:09:23,295 INFO L130 BoogieDeclarations]: Found specification of procedure ast_io_read8 [2021-12-28 04:09:23,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_io_read8 [2021-12-28 04:09:23,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-28 04:09:23,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-28 04:09:23,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 04:09:23,295 INFO L130 BoogieDeclarations]: Found specification of procedure ast_post_gpu [2021-12-28 04:09:23,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_post_gpu [2021-12-28 04:09:23,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 04:09:23,296 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_gamma_set [2021-12-28 04:09:23,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_gamma_set [2021-12-28 04:09:23,296 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-28 04:09:23,297 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-28 04:09:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure ast_fbdev_set_suspend [2021-12-28 04:09:23,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_fbdev_set_suspend [2021-12-28 04:09:23,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-28 04:09:23,298 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-28 04:09:23,298 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 04:09:23,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-28 04:09:23,299 INFO L130 BoogieDeclarations]: Found specification of procedure ast_framebuffer_init [2021-12-28 04:09:23,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_framebuffer_init [2021-12-28 04:09:23,299 INFO L130 BoogieDeclarations]: Found specification of procedure ast_cursor_set [2021-12-28 04:09:23,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_cursor_set [2021-12-28 04:09:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure ast_open_key [2021-12-28 04:09:23,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_open_key [2021-12-28 04:09:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_validate [2021-12-28 04:09:23,300 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_validate [2021-12-28 04:09:23,300 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_burst2 [2021-12-28 04:09:23,301 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_burst2 [2021-12-28 04:09:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-28 04:09:23,301 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-28 04:09:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_unreserve [2021-12-28 04:09:23,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_unreserve [2021-12-28 04:09:23,301 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-28 04:09:23,302 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-28 04:09:23,302 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 04:09:23,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 04:09:23,302 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2021-12-28 04:09:23,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-28 04:09:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-28 04:09:23,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-28 04:09:23,305 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-28 04:09:23,306 INFO L130 BoogieDeclarations]: Found specification of procedure send_nack [2021-12-28 04:09:23,306 INFO L138 BoogieDeclarations]: Found implementation of procedure send_nack [2021-12-28 04:09:23,306 INFO L130 BoogieDeclarations]: Found specification of procedure ast_enable_mmio [2021-12-28 04:09:23,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_enable_mmio [2021-12-28 04:09:23,307 INFO L130 BoogieDeclarations]: Found specification of procedure ast_connector_detect [2021-12-28 04:09:23,308 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_connector_detect [2021-12-28 04:09:23,308 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-28 04:09:23,308 INFO L130 BoogieDeclarations]: Found specification of procedure ast_encoder_prepare [2021-12-28 04:09:23,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_encoder_prepare [2021-12-28 04:09:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure ast_get_index_reg_mask [2021-12-28 04:09:23,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_get_index_reg_mask [2021-12-28 04:09:23,314 INFO L130 BoogieDeclarations]: Found specification of procedure ast_gem_create [2021-12-28 04:09:23,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_gem_create [2021-12-28 04:09:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_prepare [2021-12-28 04:09:23,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_prepare [2021-12-28 04:09:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-28 04:09:23,315 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-28 04:09:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-28 04:09:23,315 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-28 04:09:23,315 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_reserve [2021-12-28 04:09:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_reserve [2021-12-28 04:09:23,316 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-28 04:09:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-28 04:09:23,316 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-28 04:09:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-28 04:09:23,316 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_unreference_unlocked [2021-12-28 04:09:23,316 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_unreference_unlocked [2021-12-28 04:09:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure ast_mmap [2021-12-28 04:09:23,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_mmap [2021-12-28 04:09:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-28 04:09:23,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-28 04:09:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-28 04:09:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_free [2021-12-28 04:09:23,317 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_release [2021-12-28 04:09:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-28 04:09:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure ast_connector_destroy [2021-12-28 04:09:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_connector_destroy [2021-12-28 04:09:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_commit [2021-12-28 04:09:23,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_commit [2021-12-28 04:09:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 04:09:23,318 INFO L130 BoogieDeclarations]: Found specification of procedure ast_pm_resume [2021-12-28 04:09:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_pm_resume [2021-12-28 04:09:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-28 04:09:23,319 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-28 04:09:23,319 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-28 04:09:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-28 04:09:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure ast_io_write8 [2021-12-28 04:09:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_io_write8 [2021-12-28 04:09:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_kmap_obj_virtual [2021-12-28 04:09:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_kmap_obj_virtual [2021-12-28 04:09:23,320 INFO L130 BoogieDeclarations]: Found specification of procedure ast_encoder_destroy [2021-12-28 04:09:23,320 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_encoder_destroy [2021-12-28 04:09:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_gpu_offset [2021-12-28 04:09:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_gpu_offset [2021-12-28 04:09:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure ast_write32 [2021-12-28 04:09:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_write32 [2021-12-28 04:09:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_reset [2021-12-28 04:09:23,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_reset [2021-12-28 04:09:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure ast_gem_free_object [2021-12-28 04:09:23,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_gem_free_object [2021-12-28 04:09:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_unreference_unlocked___0 [2021-12-28 04:09:23,322 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_unreference_unlocked___0 [2021-12-28 04:09:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put_mutex [2021-12-28 04:09:23,322 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put_mutex [2021-12-28 04:09:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure ast_ttm_backend_destroy [2021-12-28 04:09:23,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_ttm_backend_destroy [2021-12-28 04:09:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure ast_pci_remove [2021-12-28 04:09:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_pci_remove [2021-12-28 04:09:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure drm_helper_connector_dpms [2021-12-28 04:09:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_helper_connector_dpms [2021-12-28 04:09:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_mode_set [2021-12-28 04:09:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_mode_set [2021-12-28 04:09:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_single2 [2021-12-28 04:09:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_single2 [2021-12-28 04:09:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo [2021-12-28 04:09:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo [2021-12-28 04:09:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_cmpxchg [2021-12-28 04:09:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_cmpxchg [2021-12-28 04:09:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-28 04:09:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-28 04:09:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 04:09:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure ast_moutdwm [2021-12-28 04:09:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_moutdwm [2021-12-28 04:09:23,364 INFO L130 BoogieDeclarations]: Found specification of procedure ast_set_index_reg [2021-12-28 04:09:23,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_set_index_reg [2021-12-28 04:09:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure cbrdlli_ast2150 [2021-12-28 04:09:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure cbrdlli_ast2150 [2021-12-28 04:09:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-28 04:09:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-28 04:09:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure drm_framebuffer_cleanup [2021-12-28 04:09:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_framebuffer_cleanup [2021-12-28 04:09:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-28 04:09:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-28 04:09:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure ast_encoder_commit [2021-12-28 04:09:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_encoder_commit [2021-12-28 04:09:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2021-12-28 04:09:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2021-12-28 04:09:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure drm_crtc_helper_set_config [2021-12-28 04:09:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_crtc_helper_set_config [2021-12-28 04:09:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2021-12-28 04:09:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2021-12-28 04:09:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure ast_cursor_move [2021-12-28 04:09:23,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_cursor_move [2021-12-28 04:09:23,365 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2021-12-28 04:09:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2021-12-28 04:09:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure drm_poll [2021-12-28 04:09:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_poll [2021-12-28 04:09:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_connector_update_edid_property [2021-12-28 04:09:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_connector_update_edid_property [2021-12-28 04:09:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-12-28 04:09:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-12-28 04:09:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure ast_ttm_tt_unpopulate [2021-12-28 04:09:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_ttm_tt_unpopulate [2021-12-28 04:09:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_lookup [2021-12-28 04:09:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_lookup [2021-12-28 04:09:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_destroy [2021-12-28 04:09:23,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_destroy [2021-12-28 04:09:23,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 04:09:24,440 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 04:09:24,443 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 04:09:24,647 INFO L766 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-28 04:09:38,873 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 04:09:38,991 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 04:09:38,992 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-28 04:09:39,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:09:38 BoogieIcfgContainer [2021-12-28 04:09:39,001 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 04:09:39,006 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 04:09:39,006 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 04:09:39,009 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 04:09:39,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 04:09:17" (1/3) ... [2021-12-28 04:09:39,010 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28e9b34b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:09:39, skipping insertion in model container [2021-12-28 04:09:39,010 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 04:09:22" (2/3) ... [2021-12-28 04:09:39,011 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28e9b34b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 04:09:39, skipping insertion in model container [2021-12-28 04:09:39,011 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 04:09:38" (3/3) ... [2021-12-28 04:09:39,013 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i [2021-12-28 04:09:39,018 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 04:09:39,019 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-28 04:09:39,085 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 04:09:39,093 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 [2021-12-28 04:09:39,094 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-28 04:09:39,171 INFO L276 IsEmpty]: Start isEmpty. Operand has 3395 states, 2401 states have (on average 1.4202415660141607) internal successors, (3410), 2482 states have internal predecessors, (3410), 884 states have call successors, (884), 109 states have call predecessors, (884), 108 states have return successors, (866), 841 states have call predecessors, (866), 866 states have call successors, (866) [2021-12-28 04:09:39,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-12-28 04:09:39,188 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:09:39,189 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 04:09:39,189 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:09:39,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:09:39,197 INFO L85 PathProgramCache]: Analyzing trace with hash 1039152549, now seen corresponding path program 1 times [2021-12-28 04:09:39,205 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:09:39,209 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [288297023] [2021-12-28 04:09:39,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:09:39,210 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 04:09:39,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 04:09:40,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:09:40,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:09:40,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-28 04:09:40,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:09:40,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:09:40,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-28 04:09:40,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:09:40,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:09:40,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-28 04:09:40,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:09:40,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:09:40,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-28 04:09:40,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:09:40,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:09:40,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-28 04:09:40,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:09:40,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:09:40,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-28 04:09:40,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:09:40,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:09:40,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-28 04:09:40,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:09:40,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:09:40,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-28 04:09:40,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-28 04:09:40,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-28 04:09:40,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-28 04:09:40,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-12-28 04:09:40,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-12-28 04:09:40,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-28 04:09:40,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-28 04:09:40,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-28 04:09:40,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-12-28 04:09:40,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-12-28 04:09:40,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 04:09:40,701 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 644 trivial. 0 not checked. [2021-12-28 04:09:40,701 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 04:09:40,702 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [288297023] [2021-12-28 04:09:40,702 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [288297023] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 04:09:40,702 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 04:09:40,703 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-28 04:09:40,704 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786191988] [2021-12-28 04:09:40,704 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 04:09:40,708 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-28 04:09:40,708 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 04:09:40,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-28 04:09:40,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-28 04:09:40,749 INFO L87 Difference]: Start difference. First operand has 3395 states, 2401 states have (on average 1.4202415660141607) internal successors, (3410), 2482 states have internal predecessors, (3410), 884 states have call successors, (884), 109 states have call predecessors, (884), 108 states have return successors, (866), 841 states have call predecessors, (866), 866 states have call successors, (866) Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-28 04:09:47,902 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:09:50,029 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:09:51,276 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.25s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:09:53,314 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:10:09,855 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-28 04:10:18,053 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 04:10:18,053 INFO L93 Difference]: Finished difference Result 7122 states and 11008 transitions. [2021-12-28 04:10:18,055 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-28 04:10:18,056 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 218 [2021-12-28 04:10:18,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 04:10:18,101 INFO L225 Difference]: With dead ends: 7122 [2021-12-28 04:10:18,101 INFO L226 Difference]: Without dead ends: 3706 [2021-12-28 04:10:18,124 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-12-28 04:10:18,127 INFO L933 BasicCegarLoop]: 5004 mSDtfsCounter, 1577 mSDsluCounter, 6947 mSDsCounter, 0 mSdLazyCounter, 4182 mSolverCounterSat, 2247 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 34.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1654 SdHoareTripleChecker+Valid, 11951 SdHoareTripleChecker+Invalid, 6432 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2247 IncrementalHoareTripleChecker+Valid, 4182 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.7s IncrementalHoareTripleChecker+Time [2021-12-28 04:10:18,128 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1654 Valid, 11951 Invalid, 6432 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2247 Valid, 4182 Invalid, 3 Unknown, 0 Unchecked, 36.7s Time] [2021-12-28 04:10:18,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3706 states. [2021-12-28 04:10:18,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3706 to 3369. [2021-12-28 04:10:18,438 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3369 states, 2395 states have (on average 1.4116910229645094) internal successors, (3381), 2456 states have internal predecessors, (3381), 866 states have call successors, (866), 108 states have call predecessors, (866), 107 states have return successors, (865), 840 states have call predecessors, (865), 865 states have call successors, (865) [2021-12-28 04:10:18,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3369 states to 3369 states and 5112 transitions. [2021-12-28 04:10:18,471 INFO L78 Accepts]: Start accepts. Automaton has 3369 states and 5112 transitions. Word has length 218 [2021-12-28 04:10:18,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 04:10:18,472 INFO L470 AbstractCegarLoop]: Abstraction has 3369 states and 5112 transitions. [2021-12-28 04:10:18,472 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (20), 5 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-28 04:10:18,472 INFO L276 IsEmpty]: Start isEmpty. Operand 3369 states and 5112 transitions. [2021-12-28 04:10:18,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-12-28 04:10:18,482 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 04:10:18,483 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 9, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 04:10:18,483 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 04:10:18,483 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 04:10:18,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 04:10:18,484 INFO L85 PathProgramCache]: Analyzing trace with hash -843936201, now seen corresponding path program 1 times [2021-12-28 04:10:18,485 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 04:10:18,488 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [169719181] [2021-12-28 04:10:18,488 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 04:10:18,488 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms