./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 35987657 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.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 079e0853edf82767eb868f3965b8963752db80acaa33dba660b3f9bc983f76af --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 11:00:38,282 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 11:00:38,285 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 11:00:38,325 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 11:00:38,325 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 11:00:38,327 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 11:00:38,331 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 11:00:38,334 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 11:00:38,335 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 11:00:38,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 11:00:38,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 11:00:38,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 11:00:38,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 11:00:38,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 11:00:38,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 11:00:38,355 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 11:00:38,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 11:00:38,356 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 11:00:38,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 11:00:38,362 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 11:00:38,363 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 11:00:38,364 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 11:00:38,365 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 11:00:38,366 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 11:00:38,367 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 11:00:38,372 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 11:00:38,373 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 11:00:38,373 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 11:00:38,374 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 11:00:38,374 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 11:00:38,375 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 11:00:38,375 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 11:00:38,376 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 11:00:38,377 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 11:00:38,378 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 11:00:38,379 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 11:00:38,379 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 11:00:38,379 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 11:00:38,379 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 11:00:38,380 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 11:00:38,380 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 11:00:38,381 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 11:00:38,386 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 11:00:38,410 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 11:00:38,411 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 11:00:38,411 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 11:00:38,411 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 11:00:38,412 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 11:00:38,412 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 11:00:38,412 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 11:00:38,412 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 11:00:38,413 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 11:00:38,413 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 11:00:38,413 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 11:00:38,414 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 11:00:38,414 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 11:00:38,414 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 11:00:38,414 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 11:00:38,414 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 11:00:38,414 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 11:00:38,414 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 11:00:38,415 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 11:00:38,415 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 11:00:38,415 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 11:00:38,415 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 11:00:38,415 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 11:00:38,416 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 11:00:38,416 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 11:00:38,416 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 11:00:38,416 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 11:00:38,416 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 11:00:38,416 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 11:00:38,416 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 11:00:38,417 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 079e0853edf82767eb868f3965b8963752db80acaa33dba660b3f9bc983f76af [2022-07-21 11:00:38,692 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 11:00:38,710 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 11:00:38,713 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 11:00:38,714 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 11:00:38,714 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 11:00:38,716 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-21 11:00:38,761 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c14caae05/8d37742363da4148835865b3ae74d7e3/FLAGed86a60fa [2022-07-21 11:00:39,572 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 11:00:39,573 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-21 11:00:39,637 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c14caae05/8d37742363da4148835865b3ae74d7e3/FLAGed86a60fa [2022-07-21 11:00:40,067 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c14caae05/8d37742363da4148835865b3ae74d7e3 [2022-07-21 11:00:40,070 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 11:00:40,071 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 11:00:40,071 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 11:00:40,071 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 11:00:40,075 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 11:00:40,076 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:00:40" (1/1) ... [2022-07-21 11:00:40,076 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77c24883 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:00:40, skipping insertion in model container [2022-07-21 11:00:40,076 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:00:40" (1/1) ... [2022-07-21 11:00:40,081 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 11:00:40,210 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 11:00:41,006 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[216422,216435] [2022-07-21 11:00:43,131 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 11:00:43,183 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 11:00:43,318 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[216422,216435] [2022-07-21 11:00:43,463 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.AssertionError: HeapLValues must be converted to RValue before their value can be queried. at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:517) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.IntegerTranslation.abstractAssginWithBitwiseOp(IntegerTranslation.java:973) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:737) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:372) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1397) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:326) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-21 11:00:43,467 INFO L158 Benchmark]: Toolchain (without parser) took 3395.47ms. Allocated memory was 73.4MB in the beginning and 167.8MB in the end (delta: 94.4MB). Free memory was 44.0MB in the beginning and 61.5MB in the end (delta: -17.5MB). Peak memory consumption was 97.2MB. Max. memory is 16.1GB. [2022-07-21 11:00:43,467 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 56.6MB. Free memory is still 38.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 11:00:43,468 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3394.08ms. Allocated memory was 73.4MB in the beginning and 167.8MB in the end (delta: 94.4MB). Free memory was 43.8MB in the beginning and 61.5MB in the end (delta: -17.7MB). Peak memory consumption was 97.2MB. Max. memory is 16.1GB. [2022-07-21 11:00:43,468 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 56.6MB. Free memory is still 38.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3394.08ms. Allocated memory was 73.4MB in the beginning and 167.8MB in the end (delta: 94.4MB). Free memory was 43.8MB in the beginning and 61.5MB in the end (delta: -17.7MB). Peak memory consumption was 97.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: AssertionError: HeapLValues must be converted to RValue before their value can be queried. de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: AssertionError: HeapLValues must be converted to RValue before their value can be queried.: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.result.HeapLValue.getValue(HeapLValue.java:74) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 079e0853edf82767eb868f3965b8963752db80acaa33dba660b3f9bc983f76af --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 11:00:44,790 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 11:00:44,791 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 11:00:44,821 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 11:00:44,822 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 11:00:44,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 11:00:44,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 11:00:44,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 11:00:44,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 11:00:44,834 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 11:00:44,835 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 11:00:44,837 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 11:00:44,837 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 11:00:44,839 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 11:00:44,842 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 11:00:44,843 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 11:00:44,843 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 11:00:44,845 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 11:00:44,849 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 11:00:44,854 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 11:00:44,855 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 11:00:44,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 11:00:44,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 11:00:44,858 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 11:00:44,859 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 11:00:44,868 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 11:00:44,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 11:00:44,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 11:00:44,869 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 11:00:44,870 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 11:00:44,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 11:00:44,872 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 11:00:44,873 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 11:00:44,874 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 11:00:44,874 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 11:00:44,875 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 11:00:44,875 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 11:00:44,876 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 11:00:44,876 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 11:00:44,876 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 11:00:44,877 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 11:00:44,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 11:00:44,882 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-21 11:00:44,905 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 11:00:44,906 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 11:00:44,906 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 11:00:44,906 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 11:00:44,907 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 11:00:44,907 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 11:00:44,908 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 11:00:44,908 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 11:00:44,908 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 11:00:44,909 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 11:00:44,909 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 11:00:44,909 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 11:00:44,909 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 11:00:44,909 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 11:00:44,910 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-21 11:00:44,910 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-21 11:00:44,910 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-21 11:00:44,910 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 11:00:44,910 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 11:00:44,911 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 11:00:44,911 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 11:00:44,911 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 11:00:44,911 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 11:00:44,911 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 11:00:44,911 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 11:00:44,912 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 11:00:44,912 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 11:00:44,912 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-21 11:00:44,912 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-21 11:00:44,912 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 11:00:44,913 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 11:00:44,913 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 11:00:44,913 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-21 11:00:44,913 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 079e0853edf82767eb868f3965b8963752db80acaa33dba660b3f9bc983f76af [2022-07-21 11:00:45,173 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 11:00:45,188 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 11:00:45,190 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 11:00:45,190 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 11:00:45,191 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 11:00:45,192 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-21 11:00:45,241 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/705351313/89a8fd3f589c4e9b93fb8ceee362f30b/FLAG75e3b59be [2022-07-21 11:00:46,102 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 11:00:46,102 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-21 11:00:46,157 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/705351313/89a8fd3f589c4e9b93fb8ceee362f30b/FLAG75e3b59be [2022-07-21 11:00:46,273 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/705351313/89a8fd3f589c4e9b93fb8ceee362f30b [2022-07-21 11:00:46,275 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 11:00:46,276 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 11:00:46,278 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 11:00:46,278 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 11:00:46,281 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 11:00:46,281 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:00:46" (1/1) ... [2022-07-21 11:00:46,282 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1998898e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:00:46, skipping insertion in model container [2022-07-21 11:00:46,282 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:00:46" (1/1) ... [2022-07-21 11:00:46,287 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 11:00:46,426 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 11:00:47,141 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[216422,216435] [2022-07-21 11:00:49,333 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 11:00:49,383 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-21 11:00:49,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 11:00:49,524 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[216422,216435] [2022-07-21 11:00:49,895 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 11:00:49,964 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 11:00:50,039 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.12-rc1/linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i[216422,216435] [2022-07-21 11:00:50,337 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 11:00:50,441 INFO L208 MainTranslator]: Completed translation [2022-07-21 11:00:50,441 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:00:50 WrapperNode [2022-07-21 11:00:50,441 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 11:00:50,442 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 11:00:50,442 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 11:00:50,443 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 11:00:50,447 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:00:50" (1/1) ... [2022-07-21 11:00:50,565 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:00:50" (1/1) ... [2022-07-21 11:00:50,916 INFO L137 Inliner]: procedures = 360, calls = 6656, calls flagged for inlining = 165, calls inlined = 158, statements flattened = 14845 [2022-07-21 11:00:50,917 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 11:00:50,918 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 11:00:50,918 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 11:00:50,918 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 11:00:50,926 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:00:50" (1/1) ... [2022-07-21 11:00:50,926 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:00:50" (1/1) ... [2022-07-21 11:00:50,999 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:00:50" (1/1) ... [2022-07-21 11:00:51,000 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:00:50" (1/1) ... [2022-07-21 11:00:51,204 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:00:50" (1/1) ... [2022-07-21 11:00:51,243 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:00:50" (1/1) ... [2022-07-21 11:00:51,292 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:00:50" (1/1) ... [2022-07-21 11:00:51,361 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 11:00:51,363 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 11:00:51,363 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 11:00:51,364 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 11:00:51,364 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:00:50" (1/1) ... [2022-07-21 11:00:51,369 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 11:00:51,376 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 11:00:51,385 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-21 11:00:51,403 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-21 11:00:51,428 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_config_rf [2022-07-21 11:00:51,428 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_config_rf [2022-07-21 11:00:51,428 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_check_bssid [2022-07-21 11:00:51,428 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_check_bssid [2022-07-21 11:00:51,428 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-21 11:00:51,428 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_init_edca_turbo [2022-07-21 11:00:51,428 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_init_edca_turbo [2022-07-21 11:00:51,429 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_sw_chnl [2022-07-21 11:00:51,429 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_sw_chnl [2022-07-21 11:00:51,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-21 11:00:51,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-21 11:00:51,429 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bb_reg [2022-07-21 11:00:51,429 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bb_reg [2022-07-21 11:00:51,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-21 11:00:51,429 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-21 11:00:51,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-21 11:00:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-21 11:00:51,430 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-21 11:00:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_rfreg [2022-07-21 11:00:51,430 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_rfreg [2022-07-21 11:00:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-21 11:00:51,430 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-21 11:00:51,430 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-21 11:00:51,430 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-21 11:00:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-21 11:00:51,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-21 11:00:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-21 11:00:51,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~VOID [2022-07-21 11:00:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_interval [2022-07-21 11:00:51,431 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_interval [2022-07-21 11:00:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_txpower [2022-07-21 11:00:51,431 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_txpower [2022-07-21 11:00:51,431 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_word [2022-07-21 11:00:51,432 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_word [2022-07-21 11:00:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_suspend [2022-07-21 11:00:51,432 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_suspend [2022-07-21 11:00:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_deinit_sw_vars [2022-07-21 11:00:51,432 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_deinit_sw_vars [2022-07-21 11:00:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_firmware_get_nextstatus [2022-07-21 11:00:51,432 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_firmware_get_nextstatus [2022-07-21 11:00:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_byte [2022-07-21 11:00:51,432 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_byte [2022-07-21 11:00:51,432 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-21 11:00:51,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-21 11:00:51,433 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_beacon_related_registers [2022-07-21 11:00:51,433 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_beacon_related_registers [2022-07-21 11:00:51,433 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_word [2022-07-21 11:00:51,433 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_word [2022-07-21 11:00:51,433 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_signal_scale_mapping [2022-07-21 11:00:51,433 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_signal_scale_mapping [2022-07-21 11:00:51,433 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-21 11:00:51,433 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-21 11:00:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_byte [2022-07-21 11:00:51,434 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_byte [2022-07-21 11:00:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_suspend [2022-07-21 11:00:51,434 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_suspend [2022-07-21 11:00:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-21 11:00:51,434 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-21 11:00:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_config_bb [2022-07-21 11:00:51,434 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_config_bb [2022-07-21 11:00:51,434 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-21 11:00:51,434 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-21 11:00:51,435 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_hw_security_config [2022-07-21 11:00:51,435 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_hw_security_config [2022-07-21 11:00:51,435 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_init_sw_leds [2022-07-21 11:00:51,435 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_init_sw_leds [2022-07-21 11:00:51,435 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-21 11:00:51,435 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-21 11:00:51,435 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_check_ephy_switchready [2022-07-21 11:00:51,435 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_check_ephy_switchready [2022-07-21 11:00:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 11:00:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_write_dword [2022-07-21 11:00:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_write_dword [2022-07-21 11:00:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_qos [2022-07-21 11:00:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_qos [2022-07-21 11:00:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_bw_mode [2022-07-21 11:00:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_bw_mode [2022-07-21 11:00:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 11:00:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_rf_onoff_detect [2022-07-21 11:00:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_rf_onoff_detect [2022-07-21 11:00:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2022-07-21 11:00:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_cmddesc [2022-07-21 11:00:51,436 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_cmddesc [2022-07-21 11:00:51,436 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-21 11:00:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-21 11:00:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_rfhalt [2022-07-21 11:00:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_rfhalt [2022-07-21 11:00:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_interrupt_mask [2022-07-21 11:00:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_interrupt_mask [2022-07-21 11:00:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_cmd_send_packet [2022-07-21 11:00:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_cmd_send_packet [2022-07-21 11:00:51,437 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_ctl [2022-07-21 11:00:51,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_ctl [2022-07-21 11:00:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-21 11:00:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-07-21 11:00:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-21 11:00:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_rf_serial_read [2022-07-21 11:00:51,438 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_rf_serial_read [2022-07-21 11:00:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-21 11:00:51,438 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_network_type [2022-07-21 11:00:51,439 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_network_type [2022-07-21 11:00:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-21 11:00:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 11:00:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-21 11:00:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_enable_interrupt [2022-07-21 11:00:51,439 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_enable_interrupt [2022-07-21 11:00:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 11:00:51,439 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-21 11:00:51,440 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_set_sw_chnl_cmdarray [2022-07-21 11:00:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-21 11:00:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-21 11:00:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_key [2022-07-21 11:00:51,440 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_key [2022-07-21 11:00:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-21 11:00:51,440 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_led_control [2022-07-21 11:00:51,440 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_led_control [2022-07-21 11:00:51,441 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-21 11:00:51,441 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_chk_fwcmd_iodone [2022-07-21 11:00:51,441 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_hw_reg [2022-07-21 11:00:51,441 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_hw_reg [2022-07-21 11:00:51,441 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_nullfunc [2022-07-21 11:00:51,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_nullfunc [2022-07-21 11:00:51,441 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-21 11:00:51,441 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-21 11:00:51,442 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_init_led [2022-07-21 11:00:51,442 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_init_led [2022-07-21 11:00:51,442 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-21 11:00:51,442 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-21 11:00:51,442 INFO L130 BoogieDeclarations]: Found specification of procedure get_rf_type [2022-07-21 11:00:51,442 INFO L138 BoogieDeclarations]: Found implementation of procedure get_rf_type [2022-07-21 11:00:51,442 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_gpio_radio_on_off_checking [2022-07-21 11:00:51,442 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_gpio_radio_on_off_checking [2022-07-21 11:00:51,442 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_desc [2022-07-21 11:00:51,443 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_desc [2022-07-21 11:00:51,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-21 11:00:51,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-21 11:00:51,443 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_has_protected [2022-07-21 11:00:51,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_has_protected [2022-07-21 11:00:51,443 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-21 11:00:51,443 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-21 11:00:51,443 INFO L130 BoogieDeclarations]: Found specification of procedure is_hal_stop [2022-07-21 11:00:51,443 INFO L138 BoogieDeclarations]: Found implementation of procedure is_hal_stop [2022-07-21 11:00:51,444 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_fill_desc [2022-07-21 11:00:51,444 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_fill_desc [2022-07-21 11:00:51,444 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_msecs [2022-07-21 11:00:51,444 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_msecs [2022-07-21 11:00:51,444 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_resume [2022-07-21 11:00:51,444 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_resume [2022-07-21 11:00:51,444 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-21 11:00:51,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u32~0 [2022-07-21 11:00:51,444 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_beacon_hwreg [2022-07-21 11:00:51,445 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_beacon_hwreg [2022-07-21 11:00:51,445 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-21 11:00:51,445 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-21 11:00:51,445 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_phy_calculate_bit_shift [2022-07-21 11:00:51,445 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_phy_calculate_bit_shift [2022-07-21 11:00:51,445 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-21 11:00:51,445 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-21 11:00:51,445 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-21 11:00:51,445 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-21 11:00:51,446 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_interrupt_recognized [2022-07-21 11:00:51,446 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_interrupt_recognized [2022-07-21 11:00:51,446 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_fw_set_rqpn [2022-07-21 11:00:51,446 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_fw_set_rqpn [2022-07-21 11:00:51,446 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_query_rxpwrpercentage [2022-07-21 11:00:51,446 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_query_rxpwrpercentage [2022-07-21 11:00:51,446 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_beacon [2022-07-21 11:00:51,446 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_beacon [2022-07-21 11:00:51,446 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-21 11:00:51,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u16~0 [2022-07-21 11:00:51,447 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_fw_cmd [2022-07-21 11:00:51,447 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_fw_cmd [2022-07-21 11:00:51,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-21 11:00:51,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-21 11:00:51,447 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_tx_polling [2022-07-21 11:00:51,447 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_tx_polling [2022-07-21 11:00:51,447 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-21 11:00:51,448 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-21 11:00:51,448 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2022-07-21 11:00:51,448 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2022-07-21 11:00:51,448 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-21 11:00:51,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-21 11:00:51,448 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_get_bbreg [2022-07-21 11:00:51,448 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_get_bbreg [2022-07-21 11:00:51,448 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-21 11:00:51,448 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u8~0 [2022-07-21 11:00:51,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 11:00:51,449 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_bb_reg [2022-07-21 11:00:51,449 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_bb_reg [2022-07-21 11:00:51,449 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_read_eeprom_info [2022-07-21 11:00:51,449 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_read_eeprom_info [2022-07-21 11:00:51,449 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_cpu_idle [2022-07-21 11:00:51,449 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_cpu_idle [2022-07-21 11:00:51,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 11:00:51,449 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_reg [2022-07-21 11:00:51,449 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_reg [2022-07-21 11:00:51,450 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_scan_operation_backup [2022-07-21 11:00:51,450 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_scan_operation_backup [2022-07-21 11:00:51,450 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_set_media_status [2022-07-21 11:00:51,450 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_set_media_status [2022-07-21 11:00:51,450 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_set_bbreg [2022-07-21 11:00:51,450 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_set_bbreg [2022-07-21 11:00:51,450 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-21 11:00:51,450 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-21 11:00:51,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 11:00:51,451 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-07-21 11:00:51,451 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-07-21 11:00:51,451 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-21 11:00:51,451 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_disable_interrupt [2022-07-21 11:00:51,451 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_disable_interrupt [2022-07-21 11:00:51,451 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-21 11:00:51,451 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-21 11:00:51,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_INT~TO~VOID [2022-07-21 11:00:51,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-21 11:00:51,452 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-07-21 11:00:51,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-07-21 11:00:51,452 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-21 11:00:51,452 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-21 11:00:51,452 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-21 11:00:51,452 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2022-07-21 11:00:51,452 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2022-07-21 11:00:51,452 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92s_set_sysclk [2022-07-21 11:00:51,453 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92s_set_sysclk [2022-07-21 11:00:51,453 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_hal_rate_tbl [2022-07-21 11:00:51,453 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_hal_rate_tbl [2022-07-21 11:00:51,453 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_off [2022-07-21 11:00:51,453 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_off [2022-07-21 11:00:51,453 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2022-07-21 11:00:51,453 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2022-07-21 11:00:51,453 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_resume [2022-07-21 11:00:51,453 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_resume [2022-07-21 11:00:51,454 INFO L130 BoogieDeclarations]: Found specification of procedure _rtl92se_halset_sysclk [2022-07-21 11:00:51,454 INFO L138 BoogieDeclarations]: Found implementation of procedure _rtl92se_halset_sysclk [2022-07-21 11:00:51,454 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_rx_query_desc [2022-07-21 11:00:51,454 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_rx_query_desc [2022-07-21 11:00:51,454 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_read_dword [2022-07-21 11:00:51,454 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_read_dword [2022-07-21 11:00:51,454 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_allow_all_destaddr [2022-07-21 11:00:51,454 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_allow_all_destaddr [2022-07-21 11:00:51,454 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-21 11:00:51,455 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-21 11:00:51,455 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_hw_init [2022-07-21 11:00:51,455 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_hw_init [2022-07-21 11:00:51,455 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_sw_led_on [2022-07-21 11:00:51,455 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_sw_led_on [2022-07-21 11:00:51,455 INFO L130 BoogieDeclarations]: Found specification of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-21 11:00:51,455 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl8192se_gpiobit3_cfg_inputmode [2022-07-21 11:00:51,455 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-21 11:00:51,455 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-21 11:00:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_cam_add_one_entry [2022-07-21 11:00:51,456 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_cam_add_one_entry [2022-07-21 11:00:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_update_channel_access_setting [2022-07-21 11:00:51,456 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_update_channel_access_setting [2022-07-21 11:00:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_card_disable [2022-07-21 11:00:51,456 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_card_disable [2022-07-21 11:00:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-21 11:00:51,456 INFO L130 BoogieDeclarations]: Found specification of procedure rtl_pci_disconnect [2022-07-21 11:00:51,456 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl_pci_disconnect [2022-07-21 11:00:51,457 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_set_rf_power_state [2022-07-21 11:00:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_set_rf_power_state [2022-07-21 11:00:51,457 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u8 [2022-07-21 11:00:51,457 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 11:00:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 11:00:51,457 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_set_desc [2022-07-21 11:00:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_set_desc [2022-07-21 11:00:51,457 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_init_sw_vars [2022-07-21 11:00:51,457 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_init_sw_vars [2022-07-21 11:00:51,458 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92se_get_hw_reg [2022-07-21 11:00:51,458 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92se_get_hw_reg [2022-07-21 11:00:51,458 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_phy_query_rf_reg [2022-07-21 11:00:51,458 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_phy_query_rf_reg [2022-07-21 11:00:51,458 INFO L130 BoogieDeclarations]: Found specification of procedure rtl92s_dm_watchdog [2022-07-21 11:00:51,458 INFO L138 BoogieDeclarations]: Found implementation of procedure rtl92s_dm_watchdog [2022-07-21 11:00:52,669 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 11:00:52,672 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 11:00:58,570 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-21 11:02:56,118 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 11:02:56,151 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 11:02:56,152 INFO L299 CfgBuilder]: Removed 22 assume(true) statements. [2022-07-21 11:02:56,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 11:02:56 BoogieIcfgContainer [2022-07-21 11:02:56,159 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 11:02:56,161 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 11:02:56,161 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 11:02:56,163 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 11:02:56,164 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 11:00:46" (1/3) ... [2022-07-21 11:02:56,166 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65c8533a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 11:02:56, skipping insertion in model container [2022-07-21 11:02:56,166 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:00:50" (2/3) ... [2022-07-21 11:02:56,167 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@65c8533a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 11:02:56, skipping insertion in model container [2022-07-21 11:02:56,167 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 11:02:56" (3/3) ... [2022-07-21 11:02:56,168 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.12-rc1.tar.xz-144_2a-drivers--net--wireless--rtlwifi--rtl8192se--rtl8192se.ko-entry_point.cil.out.i [2022-07-21 11:02:56,178 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 11:02:56,179 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 11:02:56,285 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 11:02:56,289 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@651b9492, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@73a51628 [2022-07-21 11:02:56,289 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 11:02:56,304 INFO L276 IsEmpty]: Start isEmpty. Operand has 5202 states, 3522 states have (on average 1.4179443498012494) internal successors, (4994), 3666 states have internal predecessors, (4994), 1581 states have call successors, (1581), 120 states have call predecessors, (1581), 119 states have return successors, (1576), 1504 states have call predecessors, (1576), 1576 states have call successors, (1576) [2022-07-21 11:02:56,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2022-07-21 11:02:56,319 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:02:56,320 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 16, 16, 16, 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, 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] [2022-07-21 11:02:56,320 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:02:56,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:02:56,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1651324075, now seen corresponding path program 1 times [2022-07-21 11:02:56,347 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 11:02:56,347 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1024379754] [2022-07-21 11:02:56,347 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:02:56,348 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 11:02:56,348 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 11:02:56,350 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 11:02:56,366 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-21 11:03:08,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:03:09,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 7552 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 11:03:09,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 11:03:09,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1092 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 1032 trivial. 0 not checked. [2022-07-21 11:03:09,721 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 11:03:09,722 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 11:03:09,722 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1024379754] [2022-07-21 11:03:09,722 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1024379754] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 11:03:09,722 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 11:03:09,723 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 11:03:09,724 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030432887] [2022-07-21 11:03:09,724 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 11:03:09,729 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 11:03:09,729 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 11:03:09,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 11:03:09,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 11:03:09,761 INFO L87 Difference]: Start difference. First operand has 5202 states, 3522 states have (on average 1.4179443498012494) internal successors, (4994), 3666 states have internal predecessors, (4994), 1581 states have call successors, (1581), 120 states have call predecessors, (1581), 119 states have return successors, (1576), 1504 states have call predecessors, (1576), 1576 states have call successors, (1576) Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-07-21 11:03:10,876 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 11:03:10,876 INFO L93 Difference]: Finished difference Result 7513 states and 11661 transitions. [2022-07-21 11:03:10,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 11:03:10,880 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) Word has length 219 [2022-07-21 11:03:10,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 11:03:10,924 INFO L225 Difference]: With dead ends: 7513 [2022-07-21 11:03:10,925 INFO L226 Difference]: Without dead ends: 3213 [2022-07-21 11:03:10,955 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 219 GetRequests, 216 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 11:03:10,959 INFO L413 NwaCegarLoop]: 5757 mSDtfsCounter, 2 mSDsluCounter, 11494 mSDsCounter, 0 mSdLazyCounter, 31 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 17251 SdHoareTripleChecker+Invalid, 47 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 31 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-21 11:03:10,961 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 17251 Invalid, 47 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 31 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-21 11:03:10,979 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3213 states. [2022-07-21 11:03:11,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3213 to 3213. [2022-07-21 11:03:11,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3213 states, 2261 states have (on average 1.4082264484741265) internal successors, (3184), 2312 states have internal predecessors, (3184), 855 states have call successors, (855), 96 states have call predecessors, (855), 96 states have return successors, (852), 825 states have call predecessors, (852), 850 states have call successors, (852) [2022-07-21 11:03:11,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3213 states to 3213 states and 4891 transitions. [2022-07-21 11:03:11,209 INFO L78 Accepts]: Start accepts. Automaton has 3213 states and 4891 transitions. Word has length 219 [2022-07-21 11:03:11,211 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 11:03:11,211 INFO L495 AbstractCegarLoop]: Abstraction has 3213 states and 4891 transitions. [2022-07-21 11:03:11,211 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (34), 2 states have call predecessors, (34), 2 states have call successors, (34) [2022-07-21 11:03:11,211 INFO L276 IsEmpty]: Start isEmpty. Operand 3213 states and 4891 transitions. [2022-07-21 11:03:11,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 236 [2022-07-21 11:03:11,219 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:03:11,219 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 18, 16, 16, 16, 16, 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, 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] [2022-07-21 11:03:11,437 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2022-07-21 11:03:11,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 11:03:11,439 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:03:11,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:03:11,440 INFO L85 PathProgramCache]: Analyzing trace with hash -995720619, now seen corresponding path program 1 times [2022-07-21 11:03:11,446 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 11:03:11,446 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [984149819] [2022-07-21 11:03:11,446 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:03:11,447 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 11:03:11,447 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 11:03:11,448 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 11:03:11,449 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-21 11:03:25,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:03:26,281 INFO L263 TraceCheckSpWp]: Trace formula consists of 7728 conjuncts, 4 conjunts are in the unsatisfiable core [2022-07-21 11:03:26,287 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 11:03:26,802 INFO L134 CoverageAnalysis]: Checked inductivity of 1468 backedges. 202 proven. 1 refuted. 0 times theorem prover too weak. 1265 trivial. 0 not checked. [2022-07-21 11:03:26,802 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-21 11:03:28,241 INFO L134 CoverageAnalysis]: Checked inductivity of 1468 backedges. 6 proven. 85 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2022-07-21 11:03:28,241 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 11:03:28,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [984149819] [2022-07-21 11:03:28,242 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [984149819] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-21 11:03:28,242 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-21 11:03:28,242 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2022-07-21 11:03:28,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1013935863] [2022-07-21 11:03:28,242 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-21 11:03:28,243 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-07-21 11:03:28,243 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 11:03:28,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-07-21 11:03:28,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-07-21 11:03:28,244 INFO L87 Difference]: Start difference. First operand 3213 states and 4891 transitions. Second operand has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-21 11:03:31,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 11:03:31,827 INFO L93 Difference]: Finished difference Result 6400 states and 9772 transitions. [2022-07-21 11:03:31,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-07-21 11:03:31,828 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) Word has length 235 [2022-07-21 11:03:31,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 11:03:31,850 INFO L225 Difference]: With dead ends: 6400 [2022-07-21 11:03:31,850 INFO L226 Difference]: Without dead ends: 3227 [2022-07-21 11:03:31,865 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 473 GetRequests, 462 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=62, Invalid=94, Unknown=0, NotChecked=0, Total=156 [2022-07-21 11:03:31,867 INFO L413 NwaCegarLoop]: 4872 mSDtfsCounter, 23 mSDsluCounter, 14588 mSDsCounter, 0 mSdLazyCounter, 102 mSolverCounterSat, 43 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 23 SdHoareTripleChecker+Valid, 19460 SdHoareTripleChecker+Invalid, 145 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 43 IncrementalHoareTripleChecker+Valid, 102 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-07-21 11:03:31,867 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [23 Valid, 19460 Invalid, 145 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [43 Valid, 102 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-07-21 11:03:31,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3227 states. [2022-07-21 11:03:31,964 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3227 to 3227. [2022-07-21 11:03:31,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3227 states, 2273 states have (on average 1.409150901891773) internal successors, (3203), 2324 states have internal predecessors, (3203), 855 states have call successors, (855), 98 states have call predecessors, (855), 98 states have return successors, (856), 825 states have call predecessors, (856), 850 states have call successors, (856) [2022-07-21 11:03:31,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3227 states to 3227 states and 4914 transitions. [2022-07-21 11:03:31,990 INFO L78 Accepts]: Start accepts. Automaton has 3227 states and 4914 transitions. Word has length 235 [2022-07-21 11:03:31,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 11:03:31,992 INFO L495 AbstractCegarLoop]: Abstraction has 3227 states and 4914 transitions. [2022-07-21 11:03:31,993 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.375) internal successors, (67), 8 states have internal predecessors, (67), 2 states have call successors, (49), 2 states have call predecessors, (49), 4 states have return successors, (49), 2 states have call predecessors, (49), 2 states have call successors, (49) [2022-07-21 11:03:31,993 INFO L276 IsEmpty]: Start isEmpty. Operand 3227 states and 4914 transitions. [2022-07-21 11:03:31,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2022-07-21 11:03:31,995 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:03:31,996 INFO L195 NwaCegarLoop]: trace histogram [34, 18, 18, 18, 16, 16, 16, 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, 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] [2022-07-21 11:03:32,208 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forcibly destroying the process [2022-07-21 11:03:32,229 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-21 11:03:32,229 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 11:03:32,230 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:03:32,230 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:03:32,230 INFO L85 PathProgramCache]: Analyzing trace with hash 1192904513, now seen corresponding path program 2 times [2022-07-21 11:03:32,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 11:03:32,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1510817712] [2022-07-21 11:03:32,236 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-07-21 11:03:32,236 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 11:03:32,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 11:03:32,238 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 11:03:32,239 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-21 11:03:44,134 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2022-07-21 11:03:44,134 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-07-21 11:03:44,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 6957 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 11:03:44,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 11:03:45,250 INFO L134 CoverageAnalysis]: Checked inductivity of 2197 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2197 trivial. 0 not checked. [2022-07-21 11:03:45,251 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 11:03:45,251 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 11:03:45,251 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1510817712] [2022-07-21 11:03:45,251 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1510817712] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 11:03:45,251 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 11:03:45,251 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-21 11:03:45,251 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1397779877] [2022-07-21 11:03:45,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 11:03:45,252 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 11:03:45,252 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 11:03:45,252 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 11:03:45,252 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 11:03:45,252 INFO L87 Difference]: Start difference. First operand 3227 states and 4914 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-07-21 11:03:46,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 11:03:46,170 INFO L93 Difference]: Finished difference Result 9495 states and 14476 transitions. [2022-07-21 11:03:46,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 11:03:46,171 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 253 [2022-07-21 11:03:46,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 11:03:46,212 INFO L225 Difference]: With dead ends: 9495 [2022-07-21 11:03:46,212 INFO L226 Difference]: Without dead ends: 6342 [2022-07-21 11:03:46,229 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 252 GetRequests, 251 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 11:03:46,232 INFO L413 NwaCegarLoop]: 5700 mSDtfsCounter, 4727 mSDsluCounter, 4872 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4727 SdHoareTripleChecker+Valid, 10572 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-21 11:03:46,233 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4727 Valid, 10572 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-21 11:03:46,242 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6342 states. [2022-07-21 11:03:46,462 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6342 to 6338. [2022-07-21 11:03:46,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6338 states, 4479 states have (on average 1.4130386246930118) internal successors, (6329), 4576 states have internal predecessors, (6329), 1665 states have call successors, (1665), 193 states have call predecessors, (1665), 193 states have return successors, (1668), 1610 states have call predecessors, (1668), 1660 states have call successors, (1668) [2022-07-21 11:03:46,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6338 states to 6338 states and 9662 transitions. [2022-07-21 11:03:46,488 INFO L78 Accepts]: Start accepts. Automaton has 6338 states and 9662 transitions. Word has length 253 [2022-07-21 11:03:46,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 11:03:46,489 INFO L495 AbstractCegarLoop]: Abstraction has 6338 states and 9662 transitions. [2022-07-21 11:03:46,490 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-07-21 11:03:46,490 INFO L276 IsEmpty]: Start isEmpty. Operand 6338 states and 9662 transitions. [2022-07-21 11:03:46,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2022-07-21 11:03:46,493 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:03:46,493 INFO L195 NwaCegarLoop]: trace histogram [34, 18, 18, 18, 16, 16, 16, 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, 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] [2022-07-21 11:03:46,710 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forcibly destroying the process [2022-07-21 11:03:46,718 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-21 11:03:46,718 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 11:03:46,718 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:03:46,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:03:46,719 INFO L85 PathProgramCache]: Analyzing trace with hash 272883744, now seen corresponding path program 1 times [2022-07-21 11:03:46,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 11:03:46,725 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1276820317] [2022-07-21 11:03:46,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:03:46,725 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 11:03:46,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 11:03:46,726 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 11:03:46,726 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-21 11:04:30,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:04:31,383 INFO L263 TraceCheckSpWp]: Trace formula consists of 7939 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 11:04:31,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 11:04:51,792 INFO L134 CoverageAnalysis]: Checked inductivity of 2197 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2197 trivial. 0 not checked. [2022-07-21 11:04:51,793 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 11:04:51,793 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-21 11:04:51,793 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1276820317] [2022-07-21 11:04:51,793 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1276820317] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 11:04:51,793 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 11:04:51,793 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-21 11:04:51,793 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [611393079] [2022-07-21 11:04:51,793 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 11:04:51,794 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 11:04:51,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-21 11:04:51,794 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 11:04:51,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 11:04:51,794 INFO L87 Difference]: Start difference. First operand 6338 states and 9662 transitions. Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-07-21 11:04:51,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 11:04:51,921 INFO L93 Difference]: Finished difference Result 6340 states and 9663 transitions. [2022-07-21 11:04:51,921 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 11:04:51,921 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) Word has length 256 [2022-07-21 11:04:51,922 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 11:04:51,957 INFO L225 Difference]: With dead ends: 6340 [2022-07-21 11:04:51,957 INFO L226 Difference]: Without dead ends: 6337 [2022-07-21 11:04:51,962 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-21 11:04:51,964 INFO L413 NwaCegarLoop]: 4883 mSDtfsCounter, 4760 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4760 SdHoareTripleChecker+Valid, 4883 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 11:04:51,965 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4760 Valid, 4883 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 11:04:51,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6337 states. [2022-07-21 11:04:52,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6337 to 6337. [2022-07-21 11:04:52,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6337 states, 4479 states have (on average 1.412815360571556) internal successors, (6328), 4575 states have internal predecessors, (6328), 1664 states have call successors, (1664), 193 states have call predecessors, (1664), 193 states have return successors, (1668), 1610 states have call predecessors, (1668), 1660 states have call successors, (1668) [2022-07-21 11:04:52,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6337 states to 6337 states and 9660 transitions. [2022-07-21 11:04:52,272 INFO L78 Accepts]: Start accepts. Automaton has 6337 states and 9660 transitions. Word has length 256 [2022-07-21 11:04:52,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 11:04:52,273 INFO L495 AbstractCegarLoop]: Abstraction has 6337 states and 9660 transitions. [2022-07-21 11:04:52,273 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 2 states have internal predecessors, (58), 2 states have call successors, (35), 2 states have call predecessors, (35), 1 states have return successors, (34), 1 states have call predecessors, (34), 1 states have call successors, (34) [2022-07-21 11:04:52,274 INFO L276 IsEmpty]: Start isEmpty. Operand 6337 states and 9660 transitions. [2022-07-21 11:04:52,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2022-07-21 11:04:52,276 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:04:52,276 INFO L195 NwaCegarLoop]: trace histogram [34, 18, 18, 18, 16, 16, 16, 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, 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] [2022-07-21 11:04:52,495 WARN L435 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forcibly destroying the process [2022-07-21 11:04:52,499 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-21 11:04:52,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-21 11:04:52,499 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:04:52,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:04:52,500 INFO L85 PathProgramCache]: Analyzing trace with hash -134068571, now seen corresponding path program 1 times [2022-07-21 11:04:52,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-21 11:04:52,506 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [674984481] [2022-07-21 11:04:52,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:04:52,506 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-21 11:04:52,506 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-21 11:04:52,507 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-21 11:04:52,508 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process