./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-32_7a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b 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-32_7a-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 7e3ac2fcc053a51503ae18580c98d5f9812f019f35610d9038863980fd24a66a --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 18:04:03,143 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 18:04:03,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 18:04:03,181 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 18:04:03,182 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 18:04:03,185 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 18:04:03,187 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 18:04:03,190 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 18:04:03,191 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 18:04:03,195 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 18:04:03,195 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 18:04:03,196 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 18:04:03,196 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 18:04:03,198 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 18:04:03,199 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 18:04:03,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 18:04:03,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 18:04:03,205 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 18:04:03,207 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 18:04:03,211 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 18:04:03,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 18:04:03,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 18:04:03,214 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 18:04:03,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 18:04:03,219 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 18:04:03,220 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 18:04:03,220 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 18:04:03,221 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 18:04:03,221 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 18:04:03,222 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 18:04:03,222 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 18:04:03,223 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 18:04:03,224 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 18:04:03,224 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 18:04:03,225 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 18:04:03,225 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 18:04:03,226 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 18:04:03,226 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 18:04:03,226 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 18:04:03,227 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 18:04:03,227 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 18:04:03,229 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 18:04:03,257 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 18:04:03,258 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 18:04:03,259 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 18:04:03,259 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 18:04:03,259 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 18:04:03,260 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 18:04:03,260 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 18:04:03,260 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 18:04:03,260 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 18:04:03,261 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 18:04:03,261 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 18:04:03,261 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 18:04:03,261 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 18:04:03,262 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 18:04:03,262 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 18:04:03,262 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 18:04:03,262 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 18:04:03,262 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 18:04:03,262 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 18:04:03,263 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 18:04:03,263 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 18:04:03,263 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:04:03,263 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 18:04:03,263 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 18:04:03,263 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 18:04:03,263 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 18:04:03,264 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 18:04:03,264 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 18:04:03,264 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 18:04:03,264 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 18:04:03,264 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 18:04:03,264 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e3ac2fcc053a51503ae18580c98d5f9812f019f35610d9038863980fd24a66a [2021-12-14 18:04:03,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 18:04:03,487 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 18:04:03,489 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 18:04:03,489 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 18:04:03,490 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 18:04:03,491 INFO L432 ainManager$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-32_7a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i [2021-12-14 18:04:03,530 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57b2cc984/5927a520f7c04b988c5e11f38bb67502/FLAG0e82c2310 [2021-12-14 18:04:04,225 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 18:04:04,226 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i [2021-12-14 18:04:04,272 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57b2cc984/5927a520f7c04b988c5e11f38bb67502/FLAG0e82c2310 [2021-12-14 18:04:04,770 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/57b2cc984/5927a520f7c04b988c5e11f38bb67502 [2021-12-14 18:04:04,773 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 18:04:04,775 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 18:04:04,777 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 18:04:04,777 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 18:04:04,779 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 18:04:04,780 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:04:04" (1/1) ... [2021-12-14 18:04:04,781 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1157001b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:04, skipping insertion in model container [2021-12-14 18:04:04,781 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:04:04" (1/1) ... [2021-12-14 18:04:04,785 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 18:04:04,903 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 18:04:07,835 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-32_7a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i[423705,423718] [2021-12-14 18:04:08,199 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:04:08,244 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 18:04:08,537 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-32_7a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i[423705,423718] [2021-12-14 18:04:08,551 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:04:08,788 INFO L208 MainTranslator]: Completed translation [2021-12-14 18:04:08,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:08 WrapperNode [2021-12-14 18:04:08,789 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 18:04:08,790 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 18:04:08,790 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 18:04:08,791 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 18:04:08,795 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:08" (1/1) ... [2021-12-14 18:04:08,916 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:08" (1/1) ... [2021-12-14 18:04:09,140 INFO L137 Inliner]: procedures = 649, calls = 4702, calls flagged for inlining = 324, calls inlined = 315, statements flattened = 11813 [2021-12-14 18:04:09,141 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 18:04:09,142 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 18:04:09,142 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 18:04:09,142 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 18:04:09,149 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:08" (1/1) ... [2021-12-14 18:04:09,149 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:08" (1/1) ... [2021-12-14 18:04:09,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:08" (1/1) ... [2021-12-14 18:04:09,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:08" (1/1) ... [2021-12-14 18:04:09,298 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:08" (1/1) ... [2021-12-14 18:04:09,324 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:08" (1/1) ... [2021-12-14 18:04:09,456 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:08" (1/1) ... [2021-12-14 18:04:09,517 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 18:04:09,520 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 18:04:09,521 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 18:04:09,521 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 18:04:09,522 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:08" (1/1) ... [2021-12-14 18:04:09,526 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:04:09,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 18:04:09,542 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) [2021-12-14 18:04:09,546 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 [2021-12-14 18:04:09,581 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_ref [2021-12-14 18:04:09,581 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_ref [2021-12-14 18:04:09,582 INFO L130 BoogieDeclarations]: Found specification of procedure wait_nack [2021-12-14 18:04:09,582 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_nack [2021-12-14 18:04:09,582 INFO L130 BoogieDeclarations]: Found specification of procedure wait_ack [2021-12-14 18:04:09,582 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_ack [2021-12-14 18:04:09,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-14 18:04:09,582 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-14 18:04:09,582 INFO L130 BoogieDeclarations]: Found specification of procedure clear_cmd_trigger [2021-12-14 18:04:09,582 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_cmd_trigger [2021-12-14 18:04:09,582 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 18:04:09,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 18:04:09,583 INFO L130 BoogieDeclarations]: Found specification of procedure ast_init_dvo [2021-12-14 18:04:09,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_init_dvo [2021-12-14 18:04:09,583 INFO L130 BoogieDeclarations]: Found specification of procedure ast_drm_freeze [2021-12-14 18:04:09,583 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_drm_freeze [2021-12-14 18:04:09,583 INFO L130 BoogieDeclarations]: Found specification of procedure drm_helper_probe_single_connector_modes [2021-12-14 18:04:09,583 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_helper_probe_single_connector_modes [2021-12-14 18:04:09,583 INFO L130 BoogieDeclarations]: Found specification of procedure lock_release [2021-12-14 18:04:09,583 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_release [2021-12-14 18:04:09,584 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-14 18:04:09,584 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-14 18:04:09,584 INFO L130 BoogieDeclarations]: Found specification of procedure __ww_mutex_lock [2021-12-14 18:04:09,584 INFO L138 BoogieDeclarations]: Found implementation of procedure __ww_mutex_lock [2021-12-14 18:04:09,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_base_of_ww_mutex [2021-12-14 18:04:09,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_base_of_ww_mutex [2021-12-14 18:04:09,584 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_dpms [2021-12-14 18:04:09,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_dpms [2021-12-14 18:04:09,584 INFO L130 BoogieDeclarations]: Found specification of procedure ast_set_dp501_video_output [2021-12-14 18:04:09,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_set_dp501_video_output [2021-12-14 18:04:09,585 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_pin [2021-12-14 18:04:09,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_pin [2021-12-14 18:04:09,585 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_struct_mutex_of_drm_device [2021-12-14 18:04:09,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_struct_mutex_of_drm_device [2021-12-14 18:04:09,585 INFO L130 BoogieDeclarations]: Found specification of procedure ast_read32 [2021-12-14 18:04:09,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_read32 [2021-12-14 18:04:09,585 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-14 18:04:09,586 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-14 18:04:09,586 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-14 18:04:09,586 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-14 18:04:09,586 INFO L130 BoogieDeclarations]: Found specification of procedure cbr_dll2 [2021-12-14 18:04:09,586 INFO L138 BoogieDeclarations]: Found implementation of procedure cbr_dll2 [2021-12-14 18:04:09,586 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_mode_fixup [2021-12-14 18:04:09,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_mode_fixup [2021-12-14 18:04:09,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 18:04:09,587 INFO L130 BoogieDeclarations]: Found specification of procedure ast_drm_thaw [2021-12-14 18:04:09,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_drm_thaw [2021-12-14 18:04:09,587 INFO L130 BoogieDeclarations]: Found specification of procedure ast_dirty_update [2021-12-14 18:04:09,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_dirty_update [2021-12-14 18:04:09,587 INFO L130 BoogieDeclarations]: Found specification of procedure ast_enable_vga [2021-12-14 18:04:09,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_enable_vga [2021-12-14 18:04:09,588 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-14 18:04:09,588 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-14 18:04:09,588 INFO L130 BoogieDeclarations]: Found specification of procedure ast_set_index_reg_mask [2021-12-14 18:04:09,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_set_index_reg_mask [2021-12-14 18:04:09,588 INFO L130 BoogieDeclarations]: Found specification of procedure drm_fb_helper_fini [2021-12-14 18:04:09,588 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_fb_helper_fini [2021-12-14 18:04:09,589 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kmap [2021-12-14 18:04:09,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kmap [2021-12-14 18:04:09,590 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_del_sub_from_lru [2021-12-14 18:04:09,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_del_sub_from_lru [2021-12-14 18:04:09,590 INFO L130 BoogieDeclarations]: Found specification of procedure ast_ttm_placement [2021-12-14 18:04:09,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_ttm_placement [2021-12-14 18:04:09,590 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_load_lut [2021-12-14 18:04:09,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_load_lut [2021-12-14 18:04:09,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 18:04:09,591 INFO L130 BoogieDeclarations]: Found specification of procedure ast_mindwm [2021-12-14 18:04:09,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_mindwm [2021-12-14 18:04:09,591 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_kunmap [2021-12-14 18:04:09,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_kunmap [2021-12-14 18:04:09,591 INFO L130 BoogieDeclarations]: Found specification of procedure drm_global_item_unref [2021-12-14 18:04:09,591 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_global_item_unref [2021-12-14 18:04:09,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 18:04:09,592 INFO L130 BoogieDeclarations]: Found specification of procedure ast_user_framebuffer_destroy [2021-12-14 18:04:09,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_user_framebuffer_destroy [2021-12-14 18:04:09,593 INFO L130 BoogieDeclarations]: Found specification of procedure send_ack [2021-12-14 18:04:09,593 INFO L138 BoogieDeclarations]: Found implementation of procedure send_ack [2021-12-14 18:04:09,593 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_disable [2021-12-14 18:04:09,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_disable [2021-12-14 18:04:09,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 18:04:09,593 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_mode_set_base [2021-12-14 18:04:09,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_mode_set_base [2021-12-14 18:04:09,594 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2021-12-14 18:04:09,594 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2021-12-14 18:04:09,594 INFO L130 BoogieDeclarations]: Found specification of procedure get_fw_base [2021-12-14 18:04:09,594 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fw_base [2021-12-14 18:04:09,594 INFO L130 BoogieDeclarations]: Found specification of procedure ast_io_read8 [2021-12-14 18:04:09,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_io_read8 [2021-12-14 18:04:09,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-14 18:04:09,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-14 18:04:09,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 18:04:09,595 INFO L130 BoogieDeclarations]: Found specification of procedure ast_post_gpu [2021-12-14 18:04:09,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_post_gpu [2021-12-14 18:04:09,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 18:04:09,595 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_gamma_set [2021-12-14 18:04:09,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_gamma_set [2021-12-14 18:04:09,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_interruptible_base_of_ww_mutex [2021-12-14 18:04:09,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_interruptible_base_of_ww_mutex [2021-12-14 18:04:09,596 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-14 18:04:09,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-14 18:04:09,597 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-14 18:04:09,597 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-14 18:04:09,597 INFO L130 BoogieDeclarations]: Found specification of procedure ast_fbdev_set_suspend [2021-12-14 18:04:09,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_fbdev_set_suspend [2021-12-14 18:04:09,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 18:04:09,597 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-14 18:04:09,597 INFO L130 BoogieDeclarations]: Found specification of procedure ast_framebuffer_init [2021-12-14 18:04:09,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_framebuffer_init [2021-12-14 18:04:09,598 INFO L130 BoogieDeclarations]: Found specification of procedure ast_cursor_set [2021-12-14 18:04:09,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_cursor_set [2021-12-14 18:04:09,598 INFO L130 BoogieDeclarations]: Found specification of procedure ast_open_key [2021-12-14 18:04:09,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_open_key [2021-12-14 18:04:09,598 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_validate [2021-12-14 18:04:09,598 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_bo_validate [2021-12-14 18:04:09,598 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_burst2 [2021-12-14 18:04:09,599 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_burst2 [2021-12-14 18:04:09,599 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-14 18:04:09,599 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-14 18:04:09,600 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_unreserve [2021-12-14 18:04:09,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_unreserve [2021-12-14 18:04:09,601 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-14 18:04:09,601 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-14 18:04:09,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 18:04:09,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 18:04:09,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 18:04:09,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 18:04:09,603 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 18:04:09,603 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 18:04:09,606 INFO L130 BoogieDeclarations]: Found specification of procedure send_nack [2021-12-14 18:04:09,607 INFO L138 BoogieDeclarations]: Found implementation of procedure send_nack [2021-12-14 18:04:09,607 INFO L130 BoogieDeclarations]: Found specification of procedure ast_enable_mmio [2021-12-14 18:04:09,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_enable_mmio [2021-12-14 18:04:09,607 INFO L130 BoogieDeclarations]: Found specification of procedure ast_connector_detect [2021-12-14 18:04:09,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_connector_detect [2021-12-14 18:04:09,607 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-14 18:04:09,607 INFO L130 BoogieDeclarations]: Found specification of procedure ast_encoder_prepare [2021-12-14 18:04:09,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_encoder_prepare [2021-12-14 18:04:09,607 INFO L130 BoogieDeclarations]: Found specification of procedure ast_get_index_reg_mask [2021-12-14 18:04:09,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_get_index_reg_mask [2021-12-14 18:04:09,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_trylock_base_of_ww_mutex [2021-12-14 18:04:09,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_trylock_base_of_ww_mutex [2021-12-14 18:04:09,608 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_trylock [2021-12-14 18:04:09,608 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_trylock [2021-12-14 18:04:09,608 INFO L130 BoogieDeclarations]: Found specification of procedure ast_gem_create [2021-12-14 18:04:09,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_gem_create [2021-12-14 18:04:09,608 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_prepare [2021-12-14 18:04:09,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_prepare [2021-12-14 18:04:09,608 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-14 18:04:09,609 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-14 18:04:09,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 18:04:09,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 18:04:09,609 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_reserve [2021-12-14 18:04:09,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_reserve [2021-12-14 18:04:09,609 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-14 18:04:09,609 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-14 18:04:09,609 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 18:04:09,609 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 18:04:09,609 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_unreference_unlocked [2021-12-14 18:04:09,610 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_unreference_unlocked [2021-12-14 18:04:09,610 INFO L130 BoogieDeclarations]: Found specification of procedure ast_mmap [2021-12-14 18:04:09,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_mmap [2021-12-14 18:04:09,610 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2021-12-14 18:04:09,610 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2021-12-14 18:04:09,610 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-14 18:04:09,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-14 18:04:09,610 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 18:04:09,610 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_free [2021-12-14 18:04:09,610 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_free [2021-12-14 18:04:09,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kref_put_mutex_54 [2021-12-14 18:04:09,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kref_put_mutex_54 [2021-12-14 18:04:09,611 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_bo_global_release [2021-12-14 18:04:09,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_struct_mutex_of_drm_device [2021-12-14 18:04:09,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_struct_mutex_of_drm_device [2021-12-14 18:04:09,611 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 18:04:09,611 INFO L130 BoogieDeclarations]: Found specification of procedure __ww_mutex_lock_interruptible [2021-12-14 18:04:09,611 INFO L138 BoogieDeclarations]: Found implementation of procedure __ww_mutex_lock_interruptible [2021-12-14 18:04:09,611 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_interruptible [2021-12-14 18:04:09,611 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_interruptible [2021-12-14 18:04:09,612 INFO L130 BoogieDeclarations]: Found specification of procedure ast_connector_destroy [2021-12-14 18:04:09,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_connector_destroy [2021-12-14 18:04:09,612 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_commit [2021-12-14 18:04:09,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_commit [2021-12-14 18:04:09,612 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 18:04:09,612 INFO L130 BoogieDeclarations]: Found specification of procedure ast_pm_resume [2021-12-14 18:04:09,612 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_pm_resume [2021-12-14 18:04:09,612 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-14 18:04:09,612 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-14 18:04:09,612 INFO L130 BoogieDeclarations]: Found specification of procedure ast_io_write8 [2021-12-14 18:04:09,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_io_write8 [2021-12-14 18:04:09,613 INFO L130 BoogieDeclarations]: Found specification of procedure ttm_kmap_obj_virtual [2021-12-14 18:04:09,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ttm_kmap_obj_virtual [2021-12-14 18:04:09,613 INFO L130 BoogieDeclarations]: Found specification of procedure ast_encoder_destroy [2021-12-14 18:04:09,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_encoder_destroy [2021-12-14 18:04:09,614 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo_gpu_offset [2021-12-14 18:04:09,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo_gpu_offset [2021-12-14 18:04:09,614 INFO L130 BoogieDeclarations]: Found specification of procedure ast_write32 [2021-12-14 18:04:09,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_write32 [2021-12-14 18:04:09,614 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_reset [2021-12-14 18:04:09,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_reset [2021-12-14 18:04:09,614 INFO L130 BoogieDeclarations]: Found specification of procedure ast_gem_free_object [2021-12-14 18:04:09,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_gem_free_object [2021-12-14 18:04:09,615 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_unreference_unlocked___0 [2021-12-14 18:04:09,615 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_unreference_unlocked___0 [2021-12-14 18:04:09,615 INFO L130 BoogieDeclarations]: Found specification of procedure ast_ttm_backend_destroy [2021-12-14 18:04:09,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_ttm_backend_destroy [2021-12-14 18:04:09,615 INFO L130 BoogieDeclarations]: Found specification of procedure ast_pci_remove [2021-12-14 18:04:09,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_pci_remove [2021-12-14 18:04:09,615 INFO L130 BoogieDeclarations]: Found specification of procedure drm_helper_connector_dpms [2021-12-14 18:04:09,615 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_helper_connector_dpms [2021-12-14 18:04:09,615 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_mode_set [2021-12-14 18:04:09,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_mode_set [2021-12-14 18:04:09,616 INFO L130 BoogieDeclarations]: Found specification of procedure mmc_test_single2 [2021-12-14 18:04:09,616 INFO L138 BoogieDeclarations]: Found implementation of procedure mmc_test_single2 [2021-12-14 18:04:09,616 INFO L130 BoogieDeclarations]: Found specification of procedure ast_bo [2021-12-14 18:04:09,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_bo [2021-12-14 18:04:09,616 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 18:04:09,616 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 18:04:09,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 18:04:09,616 INFO L130 BoogieDeclarations]: Found specification of procedure ast_moutdwm [2021-12-14 18:04:09,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_moutdwm [2021-12-14 18:04:09,616 INFO L130 BoogieDeclarations]: Found specification of procedure ast_set_index_reg [2021-12-14 18:04:09,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_set_index_reg [2021-12-14 18:04:09,617 INFO L130 BoogieDeclarations]: Found specification of procedure cbrdlli_ast2150 [2021-12-14 18:04:09,617 INFO L138 BoogieDeclarations]: Found implementation of procedure cbrdlli_ast2150 [2021-12-14 18:04:09,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 18:04:09,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 18:04:09,617 INFO L130 BoogieDeclarations]: Found specification of procedure drm_framebuffer_cleanup [2021-12-14 18:04:09,617 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_framebuffer_cleanup [2021-12-14 18:04:09,617 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-14 18:04:09,617 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-14 18:04:09,617 INFO L130 BoogieDeclarations]: Found specification of procedure ast_encoder_commit [2021-12-14 18:04:09,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_encoder_commit [2021-12-14 18:04:09,618 INFO L130 BoogieDeclarations]: Found specification of procedure lock_acquire [2021-12-14 18:04:09,618 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_acquire [2021-12-14 18:04:09,618 INFO L130 BoogieDeclarations]: Found specification of procedure drm_crtc_helper_set_config [2021-12-14 18:04:09,618 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_crtc_helper_set_config [2021-12-14 18:04:09,618 INFO L130 BoogieDeclarations]: Found specification of procedure console_lock [2021-12-14 18:04:09,618 INFO L138 BoogieDeclarations]: Found implementation of procedure console_lock [2021-12-14 18:04:09,618 INFO L130 BoogieDeclarations]: Found specification of procedure ast_cursor_move [2021-12-14 18:04:09,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_cursor_move [2021-12-14 18:04:09,618 INFO L130 BoogieDeclarations]: Found specification of procedure console_unlock [2021-12-14 18:04:09,619 INFO L138 BoogieDeclarations]: Found implementation of procedure console_unlock [2021-12-14 18:04:09,619 INFO L130 BoogieDeclarations]: Found specification of procedure drm_poll [2021-12-14 18:04:09,619 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_poll [2021-12-14 18:04:09,619 INFO L130 BoogieDeclarations]: Found specification of procedure drm_mode_connector_update_edid_property [2021-12-14 18:04:09,619 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_mode_connector_update_edid_property [2021-12-14 18:04:09,621 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-12-14 18:04:09,622 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-12-14 18:04:09,622 INFO L130 BoogieDeclarations]: Found specification of procedure ast_ttm_tt_unpopulate [2021-12-14 18:04:09,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_ttm_tt_unpopulate [2021-12-14 18:04:09,622 INFO L130 BoogieDeclarations]: Found specification of procedure drm_gem_object_lookup [2021-12-14 18:04:09,622 INFO L138 BoogieDeclarations]: Found implementation of procedure drm_gem_object_lookup [2021-12-14 18:04:09,622 INFO L130 BoogieDeclarations]: Found specification of procedure ast_crtc_destroy [2021-12-14 18:04:09,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ast_crtc_destroy [2021-12-14 18:04:09,622 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 18:04:10,519 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 18:04:10,522 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 18:04:10,637 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 18:04:22,487 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 18:04:22,503 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 18:04:22,503 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-14 18:04:22,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:04:22 BoogieIcfgContainer [2021-12-14 18:04:22,508 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 18:04:22,509 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 18:04:22,509 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 18:04:22,512 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 18:04:22,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:04:04" (1/3) ... [2021-12-14 18:04:22,512 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2003fc80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:04:22, skipping insertion in model container [2021-12-14 18:04:22,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:04:08" (2/3) ... [2021-12-14 18:04:22,513 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2003fc80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:04:22, skipping insertion in model container [2021-12-14 18:04:22,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:04:22" (3/3) ... [2021-12-14 18:04:22,514 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--gpu--drm--ast--ast.ko-entry_point.cil.out.i [2021-12-14 18:04:22,517 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 18:04:22,517 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 18:04:22,555 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 18:04:22,560 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 [2021-12-14 18:04:22,560 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 18:04:22,611 INFO L276 IsEmpty]: Start isEmpty. Operand has 3427 states, 2417 states have (on average 1.419528340918494) internal successors, (3431), 2508 states have internal predecessors, (3431), 891 states have call successors, (891), 118 states have call predecessors, (891), 117 states have return successors, (873), 850 states have call predecessors, (873), 873 states have call successors, (873) [2021-12-14 18:04:22,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-12-14 18:04:22,619 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:04:22,620 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] [2021-12-14 18:04:22,621 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:04:22,624 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:04:22,624 INFO L85 PathProgramCache]: Analyzing trace with hash 179383820, now seen corresponding path program 1 times [2021-12-14 18:04:22,630 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:04:22,630 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2019252391] [2021-12-14 18:04:22,631 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:04:22,631 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:04:22,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 18:04:23,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:04:23,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:04:23,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 18:04:23,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:04:23,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:04:23,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 18:04:23,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:04:23,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:04:23,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 18:04:23,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:04:23,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:04:23,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 18:04:23,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:04:23,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:04:23,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 18:04:23,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:04:23,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:04:23,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 18:04:23,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:04:23,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:04:23,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 18:04:23,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:04:23,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:04:23,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-14 18:04:23,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:04:23,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:04:23,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-14 18:04:23,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-12-14 18:04:23,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-12-14 18:04:23,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-14 18:04:23,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-14 18:04:23,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-14 18:04:23,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-12-14 18:04:23,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-12-14 18:04:23,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:23,674 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 644 trivial. 0 not checked. [2021-12-14 18:04:23,675 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:04:23,675 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2019252391] [2021-12-14 18:04:23,675 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2019252391] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:04:23,675 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:04:23,676 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 18:04:23,677 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210203758] [2021-12-14 18:04:23,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:04:23,680 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-14 18:04:23,680 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:04:23,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 18:04:23,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-14 18:04:23,705 INFO L87 Difference]: Start difference. First operand has 3427 states, 2417 states have (on average 1.419528340918494) internal successors, (3431), 2508 states have internal predecessors, (3431), 891 states have call successors, (891), 118 states have call predecessors, (891), 117 states have return successors, (873), 850 states have call predecessors, (873), 873 states have call successors, (873) 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) [2021-12-14 18:04:27,123 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 [] [2021-12-14 18:04:28,462 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:04:30,298 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.74s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:04:32,896 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:04:41,981 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:04:50,627 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 18:04:50,628 INFO L93 Difference]: Finished difference Result 7137 states and 11032 transitions. [2021-12-14 18:04:50,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-14 18:04:50,636 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 [2021-12-14 18:04:50,636 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 18:04:50,696 INFO L225 Difference]: With dead ends: 7137 [2021-12-14 18:04:50,697 INFO L226 Difference]: Without dead ends: 3689 [2021-12-14 18:04:50,716 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 [2021-12-14 18:04:50,721 INFO L933 BasicCegarLoop]: 5033 mSDtfsCounter, 1862 mSDsluCounter, 4715 mSDsCounter, 0 mSdLazyCounter, 2934 mSolverCounterSat, 2294 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1932 SdHoareTripleChecker+Valid, 9748 SdHoareTripleChecker+Invalid, 5228 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2294 IncrementalHoareTripleChecker+Valid, 2934 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.4s IncrementalHoareTripleChecker+Time [2021-12-14 18:04:50,722 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1932 Valid, 9748 Invalid, 5228 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2294 Valid, 2934 Invalid, 0 Unknown, 0 Unchecked, 26.4s Time] [2021-12-14 18:04:50,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3689 states. [2021-12-14 18:04:50,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3689 to 3401. [2021-12-14 18:04:50,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3401 states, 2411 states have (on average 1.4110327664869349) internal successors, (3402), 2482 states have internal predecessors, (3402), 873 states have call successors, (873), 117 states have call predecessors, (873), 116 states have return successors, (861), 838 states have call predecessors, (861), 861 states have call successors, (861) [2021-12-14 18:04:50,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3401 states to 3401 states and 5136 transitions. [2021-12-14 18:04:50,999 INFO L78 Accepts]: Start accepts. Automaton has 3401 states and 5136 transitions. Word has length 218 [2021-12-14 18:04:51,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 18:04:51,000 INFO L470 AbstractCegarLoop]: Abstraction has 3401 states and 5136 transitions. [2021-12-14 18:04:51,001 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) [2021-12-14 18:04:51,001 INFO L276 IsEmpty]: Start isEmpty. Operand 3401 states and 5136 transitions. [2021-12-14 18:04:51,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-12-14 18:04:51,012 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:04:51,012 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] [2021-12-14 18:04:51,013 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 18:04:51,013 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:04:51,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:04:51,014 INFO L85 PathProgramCache]: Analyzing trace with hash -1703704930, now seen corresponding path program 1 times [2021-12-14 18:04:51,014 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:04:51,017 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595119614] [2021-12-14 18:04:51,017 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:04:51,017 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:04:51,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 18:04:51,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:04:51,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:04:51,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 18:04:51,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:04:51,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:04:51,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-12-14 18:04:51,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:04:51,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:04:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-14 18:04:51,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:04:51,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:04:51,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-14 18:04:51,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:04:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:04:51,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-12-14 18:04:51,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:04:51,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:04:51,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-14 18:04:51,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:04:51,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:04:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-14 18:04:51,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:04:51,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:04:51,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-12-14 18:04:51,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:04:51,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:04:51,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-14 18:04:51,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-12-14 18:04:51,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-12-14 18:04:51,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-14 18:04:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-14 18:04:51,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-14 18:04:51,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 189 [2021-12-14 18:04:51,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-12-14 18:04:51,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:04:51,768 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 644 trivial. 0 not checked. [2021-12-14 18:04:51,769 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:04:51,769 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595119614] [2021-12-14 18:04:51,769 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595119614] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:04:51,769 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:04:51,769 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-14 18:04:51,769 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829217931] [2021-12-14 18:04:51,770 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:04:51,771 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-14 18:04:51,771 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:04:51,771 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-14 18:04:51,772 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-14 18:04:51,772 INFO L87 Difference]: Start difference. First operand 3401 states and 5136 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (20), 5 states have call predecessors, (20), 1 states have return successors, (19), 1 states have call predecessors, (19), 1 states have call successors, (19) [2021-12-14 18:04:57,748 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:05:07,874 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []