./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6c24879c 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.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 7810d8d46e33762f9d4b240bda17e1c52cc5be371b5b52d10d795bc3c3d449fe --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 14:46:38,176 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 14:46:38,216 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 14:46:38,238 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 14:46:38,238 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 14:46:38,239 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 14:46:38,244 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 14:46:38,246 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 14:46:38,248 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 14:46:38,252 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 14:46:38,253 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 14:46:38,254 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 14:46:38,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 14:46:38,256 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 14:46:38,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 14:46:38,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 14:46:38,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 14:46:38,262 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 14:46:38,266 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 14:46:38,268 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 14:46:38,270 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 14:46:38,271 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 14:46:38,272 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 14:46:38,273 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 14:46:38,274 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 14:46:38,277 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 14:46:38,277 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 14:46:38,278 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 14:46:38,279 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 14:46:38,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 14:46:38,280 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 14:46:38,280 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 14:46:38,281 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 14:46:38,282 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 14:46:38,282 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 14:46:38,283 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 14:46:38,283 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 14:46:38,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 14:46:38,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 14:46:38,284 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 14:46:38,284 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 14:46:38,286 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 14:46:38,286 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 14:46:38,309 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 14:46:38,309 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 14:46:38,309 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 14:46:38,309 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 14:46:38,310 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 14:46:38,310 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 14:46:38,311 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 14:46:38,311 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 14:46:38,311 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 14:46:38,311 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 14:46:38,312 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 14:46:38,312 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 14:46:38,312 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 14:46:38,312 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 14:46:38,312 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 14:46:38,312 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 14:46:38,312 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 14:46:38,313 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 14:46:38,313 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 14:46:38,313 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 14:46:38,313 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 14:46:38,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 14:46:38,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 14:46:38,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 14:46:38,314 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 14:46:38,314 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 14:46:38,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 14:46:38,314 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 14:46:38,314 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 14:46:38,314 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 14:46:38,314 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7810d8d46e33762f9d4b240bda17e1c52cc5be371b5b52d10d795bc3c3d449fe [2022-07-12 14:46:38,489 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 14:46:38,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 14:46:38,504 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 14:46:38,505 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 14:46:38,505 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 14:46:38,506 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-07-12 14:46:38,554 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecff0483d/ca31d46b4e144552b720c05fe17d048f/FLAG484e980c2 [2022-07-12 14:46:39,357 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 14:46:39,358 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-07-12 14:46:39,409 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecff0483d/ca31d46b4e144552b720c05fe17d048f/FLAG484e980c2 [2022-07-12 14:46:39,879 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecff0483d/ca31d46b4e144552b720c05fe17d048f [2022-07-12 14:46:39,881 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 14:46:39,882 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 14:46:39,883 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 14:46:39,883 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 14:46:39,885 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 14:46:39,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:46:39" (1/1) ... [2022-07-12 14:46:39,886 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e993971 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:39, skipping insertion in model container [2022-07-12 14:46:39,886 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:46:39" (1/1) ... [2022-07-12 14:46:39,891 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 14:46:40,020 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 14:46:46,004 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[657888,657901] [2022-07-12 14:46:46,006 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[658033,658046] [2022-07-12 14:46:46,027 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:46:46,069 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 14:46:46,190 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: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) [2022-07-12 14:46:46,194 INFO L158 Benchmark]: Toolchain (without parser) took 6311.88ms. Allocated memory was 107.0MB in the beginning and 201.3MB in the end (delta: 94.4MB). Free memory was 69.7MB in the beginning and 97.0MB in the end (delta: -27.3MB). Peak memory consumption was 107.2MB. Max. memory is 16.1GB. [2022-07-12 14:46:46,195 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 81.8MB. Free memory was 38.5MB in the beginning and 38.5MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 14:46:46,195 INFO L158 Benchmark]: CACSL2BoogieTranslator took 6310.35ms. Allocated memory was 107.0MB in the beginning and 201.3MB in the end (delta: 94.4MB). Free memory was 69.7MB in the beginning and 97.0MB in the end (delta: -27.3MB). Peak memory consumption was 107.2MB. Max. memory is 16.1GB. [2022-07-12 14:46:46,196 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 81.8MB. Free memory was 38.5MB in the beginning and 38.5MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 6310.35ms. Allocated memory was 107.0MB in the beginning and 201.3MB in the end (delta: 94.4MB). Free memory was 69.7MB in the beginning and 97.0MB in the end (delta: -27.3MB). Peak memory consumption was 107.2MB. 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.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 7810d8d46e33762f9d4b240bda17e1c52cc5be371b5b52d10d795bc3c3d449fe --- Real Ultimate output --- This is Ultimate 0.2.2-?-6c24879 [2022-07-12 14:46:47,795 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 14:46:47,797 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 14:46:47,816 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 14:46:47,816 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 14:46:47,818 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 14:46:47,819 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 14:46:47,821 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 14:46:47,822 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 14:46:47,823 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 14:46:47,824 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 14:46:47,825 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 14:46:47,826 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 14:46:47,828 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 14:46:47,829 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 14:46:47,830 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 14:46:47,830 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 14:46:47,831 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 14:46:47,832 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 14:46:47,833 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 14:46:47,834 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 14:46:47,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 14:46:47,836 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 14:46:47,837 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 14:46:47,838 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 14:46:47,840 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 14:46:47,840 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 14:46:47,840 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 14:46:47,841 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 14:46:47,841 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 14:46:47,842 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 14:46:47,842 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 14:46:47,842 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 14:46:47,843 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 14:46:47,843 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 14:46:47,844 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 14:46:47,844 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 14:46:47,845 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 14:46:47,845 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 14:46:47,845 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 14:46:47,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 14:46:47,852 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 14:46:47,852 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-12 14:46:47,884 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 14:46:47,886 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 14:46:47,886 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 14:46:47,886 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 14:46:47,887 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 14:46:47,887 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 14:46:47,888 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 14:46:47,888 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 14:46:47,888 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 14:46:47,889 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 14:46:47,889 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 14:46:47,889 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 14:46:47,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 14:46:47,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 14:46:47,889 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-12 14:46:47,889 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-12 14:46:47,890 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-12 14:46:47,890 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 14:46:47,890 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 14:46:47,890 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 14:46:47,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 14:46:47,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 14:46:47,891 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 14:46:47,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 14:46:47,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 14:46:47,891 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 14:46:47,891 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 14:46:47,892 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-12 14:46:47,892 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-12 14:46:47,892 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 14:46:47,892 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 14:46:47,892 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 14:46:47,892 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-12 14:46:47,892 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7810d8d46e33762f9d4b240bda17e1c52cc5be371b5b52d10d795bc3c3d449fe [2022-07-12 14:46:48,135 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 14:46:48,148 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 14:46:48,149 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 14:46:48,150 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 14:46:48,151 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 14:46:48,152 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-07-12 14:46:48,205 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e0ad629d/39e310e29cc14f088fd0cc7ae0c696de/FLAGa05d8a8be [2022-07-12 14:46:48,945 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 14:46:48,946 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-07-12 14:46:48,998 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e0ad629d/39e310e29cc14f088fd0cc7ae0c696de/FLAGa05d8a8be [2022-07-12 14:46:49,235 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9e0ad629d/39e310e29cc14f088fd0cc7ae0c696de [2022-07-12 14:46:49,237 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 14:46:49,239 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 14:46:49,242 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 14:46:49,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 14:46:49,245 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 14:46:49,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:46:49" (1/1) ... [2022-07-12 14:46:49,246 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6cfa2fa7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:49, skipping insertion in model container [2022-07-12 14:46:49,246 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 02:46:49" (1/1) ... [2022-07-12 14:46:49,251 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 14:46:49,412 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 14:46:53,313 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[657888,657901] [2022-07-12 14:46:53,315 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[658033,658046] [2022-07-12 14:46:53,339 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:46:53,457 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-12 14:46:53,634 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 14:46:54,120 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[657888,657901] [2022-07-12 14:46:54,121 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[658033,658046] [2022-07-12 14:46:54,129 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:46:54,237 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 14:46:54,577 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[657888,657901] [2022-07-12 14:46:54,578 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-3.14/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i[658033,658046] [2022-07-12 14:46:54,583 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 14:46:54,933 INFO L208 MainTranslator]: Completed translation [2022-07-12 14:46:54,934 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:54 WrapperNode [2022-07-12 14:46:54,934 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 14:46:54,935 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 14:46:54,935 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 14:46:54,935 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 14:46:54,939 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:54" (1/1) ... [2022-07-12 14:46:55,050 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:54" (1/1) ... [2022-07-12 14:46:55,283 INFO L137 Inliner]: procedures = 823, calls = 7779, calls flagged for inlining = 391, calls inlined = 360, statements flattened = 15452 [2022-07-12 14:46:55,283 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 14:46:55,284 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 14:46:55,284 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 14:46:55,284 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 14:46:55,291 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:54" (1/1) ... [2022-07-12 14:46:55,291 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:54" (1/1) ... [2022-07-12 14:46:55,342 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:54" (1/1) ... [2022-07-12 14:46:55,343 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:54" (1/1) ... [2022-07-12 14:46:55,707 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:54" (1/1) ... [2022-07-12 14:46:55,740 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:54" (1/1) ... [2022-07-12 14:46:55,788 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:54" (1/1) ... [2022-07-12 14:46:55,844 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 14:46:55,846 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 14:46:55,846 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 14:46:55,846 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 14:46:55,847 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:54" (1/1) ... [2022-07-12 14:46:55,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 14:46:55,857 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 14:46:55,872 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) [2022-07-12 14:46:55,888 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 [2022-07-12 14:46:55,899 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-07-12 14:46:55,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-07-12 14:46:55,899 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2022-07-12 14:46:55,899 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-07-12 14:46:55,899 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-07-12 14:46:55,899 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_irq [2022-07-12 14:46:55,899 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_irq [2022-07-12 14:46:55,900 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_both_serdes [2022-07-12 14:46:55,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_both_serdes [2022-07-12 14:46:55,900 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg [2022-07-12 14:46:55,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg [2022-07-12 14:46:55,900 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_reset [2022-07-12 14:46:55,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_reset [2022-07-12 14:46:55,900 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2022-07-12 14:46:55,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2022-07-12 14:46:55,900 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_cpu [2022-07-12 14:46:55,901 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_cpu [2022-07-12 14:46:55,901 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-12 14:46:55,901 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-12 14:46:55,901 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-12 14:46:55,901 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-12 14:46:55,901 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2022-07-12 14:46:55,901 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2022-07-12 14:46:55,901 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_all [2022-07-12 14:46:55,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_all [2022-07-12 14:46:55,902 INFO L130 BoogieDeclarations]: Found specification of procedure skb_checksum_none_assert [2022-07-12 14:46:55,902 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_checksum_none_assert [2022-07-12 14:46:55,902 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-12 14:46:55,902 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-12 14:46:55,902 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-12 14:46:55,902 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-12 14:46:55,903 INFO L130 BoogieDeclarations]: Found specification of procedure ql_dump_risc_ram_area [2022-07-12 14:46:55,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_dump_risc_ram_area [2022-07-12 14:46:55,903 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_other_func_reg [2022-07-12 14:46:55,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_other_func_reg [2022-07-12 14:46:55,903 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-12 14:46:55,903 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-12 14:46:55,903 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-12 14:46:55,904 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-12 14:46:55,904 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_xgmac_regs [2022-07-12 14:46:55,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_xgmac_regs [2022-07-12 14:46:55,904 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_buffer_queues [2022-07-12 14:46:55,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_buffer_queues [2022-07-12 14:46:55,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_104 [2022-07-12 14:46:55,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_104 [2022-07-12 14:46:55,905 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_cam_entries [2022-07-12 14:46:55,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_cam_entries [2022-07-12 14:46:55,906 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_mem_resources [2022-07-12 14:46:55,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_mem_resources [2022-07-12 14:46:55,906 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-07-12 14:46:55,906 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-07-12 14:46:55,907 INFO L130 BoogieDeclarations]: Found specification of procedure ql_eeh_close [2022-07-12 14:46:55,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_eeh_close [2022-07-12 14:46:55,907 INFO L130 BoogieDeclarations]: Found specification of procedure netif_receive_skb [2022-07-12 14:46:55,907 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_receive_skb [2022-07-12 14:46:55,907 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-12 14:46:55,907 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-12 14:46:55,907 INFO L130 BoogieDeclarations]: Found specification of procedure skb_record_rx_queue [2022-07-12 14:46:55,907 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_record_rx_queue [2022-07-12 14:46:55,908 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2022-07-12 14:46:55,908 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2022-07-12 14:46:55,908 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-12 14:46:55,908 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-12 14:46:55,908 INFO L130 BoogieDeclarations]: Found specification of procedure ql_build_coredump_seg_header [2022-07-12 14:46:55,908 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_build_coredump_seg_header [2022-07-12 14:46:55,909 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_close [2022-07-12 14:46:55,909 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_close [2022-07-12 14:46:55,909 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mb_sts [2022-07-12 14:46:55,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mb_sts [2022-07-12 14:46:55,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-12 14:46:55,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-12 14:46:55,909 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-12 14:46:55,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-12 14:46:55,910 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-07-12 14:46:55,910 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-07-12 14:46:55,910 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_offset [2022-07-12 14:46:55,910 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_offset [2022-07-12 14:46:55,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-12 14:46:55,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-12 14:46:55,911 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2022-07-12 14:46:55,911 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2022-07-12 14:46:55,911 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-12 14:46:55,911 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-12 14:46:55,911 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write32 [2022-07-12 14:46:55,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write32 [2022-07-12 14:46:55,912 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cam_route_initialize [2022-07-12 14:46:55,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cam_route_initialize [2022-07-12 14:46:55,912 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-12 14:46:55,912 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-12 14:46:55,912 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-12 14:46:55,912 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-12 14:46:55,912 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_other_func_reg_rdy [2022-07-12 14:46:55,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_other_func_reg_rdy [2022-07-12 14:46:55,913 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 14:46:55,913 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_mpi_reg [2022-07-12 14:46:55,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_mpi_reg [2022-07-12 14:46:55,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-12 14:46:55,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-12 14:46:55,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-12 14:46:55,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-12 14:46:55,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-07-12 14:46:55,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-07-12 14:46:55,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-12 14:46:55,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-12 14:46:55,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-07-12 14:46:55,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-07-12 14:46:55,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 14:46:55,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-12 14:46:55,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-12 14:46:55,917 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-12 14:46:55,917 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-12 14:46:55,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 14:46:55,918 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-12 14:46:55,918 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_unlock [2022-07-12 14:46:55,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_unlock [2022-07-12 14:46:55,918 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8012_flash_params [2022-07-12 14:46:55,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8012_flash_params [2022-07-12 14:46:55,919 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-07-12 14:46:55,923 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-07-12 14:46:55,923 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_serdes_reg [2022-07-12 14:46:55,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_serdes_reg [2022-07-12 14:46:55,923 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-07-12 14:46:55,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~X~$Pointer$~TO~VOID [2022-07-12 14:46:55,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_hw_lock_of_ql_adapter [2022-07-12 14:46:55,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_hw_lock_of_ql_adapter [2022-07-12 14:46:55,924 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-12 14:46:55,924 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-12 14:46:55,924 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-12 14:46:55,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-12 14:46:55,924 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8000_port_initialize [2022-07-12 14:46:55,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8000_port_initialize [2022-07-12 14:46:55,924 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-12 14:46:55,925 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-12 14:46:55,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_hw_lock_of_ql_adapter [2022-07-12 14:46:55,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_hw_lock_of_ql_adapter [2022-07-12 14:46:55,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 14:46:55,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 14:46:55,925 INFO L130 BoogieDeclarations]: Found specification of procedure ql_8012_port_initialize [2022-07-12 14:46:55,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_8012_port_initialize [2022-07-12 14:46:55,925 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_flash_word [2022-07-12 14:46:55,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_flash_word [2022-07-12 14:46:55,925 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-12 14:46:55,925 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-12 14:46:55,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-12 14:46:55,926 INFO L130 BoogieDeclarations]: Found specification of procedure csum_tcpudp_magic [2022-07-12 14:46:55,926 INFO L138 BoogieDeclarations]: Found implementation of procedure csum_tcpudp_magic [2022-07-12 14:46:55,926 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-07-12 14:46:55,926 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-07-12 14:46:55,926 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-12 14:46:55,926 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-12 14:46:55,926 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-12 14:46:55,926 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cq_idx [2022-07-12 14:46:55,926 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cq_idx [2022-07-12 14:46:55,927 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-12 14:46:55,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-12 14:46:55,927 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_on [2022-07-12 14:46:55,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_on [2022-07-12 14:46:55,927 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2022-07-12 14:46:55,927 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2022-07-12 14:46:55,927 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-12 14:46:55,927 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-12 14:46:55,927 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-07-12 14:46:55,928 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-07-12 14:46:55,928 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-12 14:46:55,928 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-12 14:46:55,928 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-07-12 14:46:55,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-07-12 14:46:55,928 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-12 14:46:55,928 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-12 14:46:55,928 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-12 14:46:55,928 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-12 14:46:55,928 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_cq [2022-07-12 14:46:55,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_cq [2022-07-12 14:46:55,929 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-07-12 14:46:55,929 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-07-12 14:46:55,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-12 14:46:55,929 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-12 14:46:55,929 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-12 14:46:55,929 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_sbuf [2022-07-12 14:46:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_sbuf [2022-07-12 14:46:55,930 INFO L130 BoogieDeclarations]: Found specification of procedure ql_realign_skb [2022-07-12 14:46:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_realign_skb [2022-07-12 14:46:55,930 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_routing_entries [2022-07-12 14:46:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_routing_entries [2022-07-12 14:46:55,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 14:46:55,930 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2022-07-12 14:46:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2022-07-12 14:46:55,930 INFO L130 BoogieDeclarations]: Found specification of procedure ql_process_mac_split_rx_intr [2022-07-12 14:46:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_process_mac_split_rx_intr [2022-07-12 14:46:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_suspend [2022-07-12 14:46:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_suspend [2022-07-12 14:46:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure __vlan_hwaccel_put_tag [2022-07-12 14:46:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __vlan_hwaccel_put_tag [2022-07-12 14:46:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-07-12 14:46:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-07-12 14:46:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure ql_cancel_all_work_sync [2022-07-12 14:46:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_cancel_all_work_sync [2022-07-12 14:46:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-12 14:46:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-12 14:46:55,932 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-12 14:46:55,932 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-12 14:46:55,932 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2022-07-12 14:46:55,932 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2022-07-12 14:46:55,932 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2022-07-12 14:46:55,932 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2022-07-12 14:46:55,932 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-07-12 14:46:55,932 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-07-12 14:46:55,932 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2022-07-12 14:46:55,932 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2022-07-12 14:46:55,932 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 14:46:55,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-12 14:46:55,933 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-12 14:46:55,933 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-12 14:46:55,933 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_get_port_cfg [2022-07-12 14:46:55,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_get_port_cfg [2022-07-12 14:46:55,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-12 14:46:55,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-12 14:46:55,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-12 14:46:55,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-12 14:46:55,933 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2022-07-12 14:46:55,934 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2022-07-12 14:46:55,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-12 14:46:55,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-12 14:46:55,934 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_down [2022-07-12 14:46:55,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_down [2022-07-12 14:46:55,934 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_fw_error [2022-07-12 14:46:55,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_fw_error [2022-07-12 14:46:55,934 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_103 [2022-07-12 14:46:55,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_103 [2022-07-12 14:46:55,934 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mpi_handler [2022-07-12 14:46:55,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mpi_handler [2022-07-12 14:46:55,935 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_xgmac_reg64 [2022-07-12 14:46:55,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_xgmac_reg64 [2022-07-12 14:46:55,935 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2022-07-12 14:46:55,935 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2022-07-12 14:46:55,936 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_mgmnt_traffic_ctl [2022-07-12 14:46:55,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_mgmnt_traffic_ctl [2022-07-12 14:46:55,938 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_other_func_reg [2022-07-12 14:46:55,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_other_func_reg [2022-07-12 14:46:55,938 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_reg_rdy [2022-07-12 14:46:55,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_reg_rdy [2022-07-12 14:46:55,938 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-07-12 14:46:55,938 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-07-12 14:46:55,938 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_led_cfg [2022-07-12 14:46:55,938 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_led_cfg [2022-07-12 14:46:55,939 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_cfg [2022-07-12 14:46:55,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_cfg [2022-07-12 14:46:55,939 INFO L130 BoogieDeclarations]: Found specification of procedure ql_lbq_block_size [2022-07-12 14:46:55,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_lbq_block_size [2022-07-12 14:46:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure netif_get_num_default_rss_queues [2022-07-12 14:46:55,940 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_get_num_default_rss_queues [2022-07-12 14:46:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_ets_regs [2022-07-12 14:46:55,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_ets_regs [2022-07-12 14:46:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure ql_wait_cfg [2022-07-12 14:46:55,940 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_wait_cfg [2022-07-12 14:46:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-12 14:46:55,940 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-12 14:46:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2022-07-12 14:46:55,941 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read32 [2022-07-12 14:46:55,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read32 [2022-07-12 14:46:55,941 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_intr_states [2022-07-12 14:46:55,941 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_intr_states [2022-07-12 14:46:55,941 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_sync_single_for_device [2022-07-12 14:46:55,941 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_sync_single_for_device [2022-07-12 14:46:55,941 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-12 14:46:55,941 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-12 14:46:55,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-12 14:46:55,942 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-12 14:46:55,942 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2022-07-12 14:46:55,942 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2022-07-12 14:46:55,942 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2022-07-12 14:46:55,942 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2022-07-12 14:46:55,942 INFO L130 BoogieDeclarations]: Found specification of procedure ql_enable_completion_interrupt [2022-07-12 14:46:55,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_enable_completion_interrupt [2022-07-12 14:46:55,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 14:46:55,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 14:46:55,942 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-12 14:46:55,942 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-12 14:46:55,943 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_send [2022-07-12 14:46:55,943 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_send [2022-07-12 14:46:55,943 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2022-07-12 14:46:55,943 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2022-07-12 14:46:55,943 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-07-12 14:46:55,943 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-07-12 14:46:55,943 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2022-07-12 14:46:55,943 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2022-07-12 14:46:55,943 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2022-07-12 14:46:55,943 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2022-07-12 14:46:55,943 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_regs_len [2022-07-12 14:46:55,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_regs_len [2022-07-12 14:46:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_io_resume [2022-07-12 14:46:55,944 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_io_resume [2022-07-12 14:46:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-12 14:46:55,944 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-12 14:46:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_shutdown [2022-07-12 14:46:55,944 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_shutdown [2022-07-12 14:46:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure ql_update_mac_hdr_len [2022-07-12 14:46:55,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_update_mac_hdr_len [2022-07-12 14:46:55,944 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mailbox_command [2022-07-12 14:46:55,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mailbox_command [2022-07-12 14:46:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-12 14:46:55,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-12 14:46:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_irq_mask [2022-07-12 14:46:55,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_irq_mask [2022-07-12 14:46:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-12 14:46:55,945 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-12 14:46:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-12 14:46:55,945 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-12 14:46:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-12 14:46:55,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-12 14:46:55,945 INFO L130 BoogieDeclarations]: Found specification of procedure __qlge_vlan_rx_add_vid [2022-07-12 14:46:55,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __qlge_vlan_rx_add_vid [2022-07-12 14:46:55,946 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-07-12 14:46:55,946 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-07-12 14:46:55,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 14:46:55,946 INFO L130 BoogieDeclarations]: Found specification of procedure ql_queue_asic_error [2022-07-12 14:46:55,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_queue_asic_error [2022-07-12 14:46:55,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-12 14:46:55,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-12 14:46:55,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-12 14:46:55,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-07-12 14:46:55,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-07-12 14:46:55,947 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_xgmac_reg [2022-07-12 14:46:55,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_xgmac_reg [2022-07-12 14:46:55,947 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_up [2022-07-12 14:46:55,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_up [2022-07-12 14:46:55,947 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-12 14:46:55,947 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-12 14:46:55,947 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr_reg [2022-07-12 14:46:55,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr_reg [2022-07-12 14:46:55,947 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_qlge_driver_exit_16_2 [2022-07-12 14:46:55,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_qlge_driver_exit_16_2 [2022-07-12 14:46:55,947 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-07-12 14:46:55,948 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-07-12 14:46:55,948 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_serdes_reg [2022-07-12 14:46:55,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_serdes_reg [2022-07-12 14:46:55,948 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-12 14:46:55,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-12 14:46:55,948 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_open [2022-07-12 14:46:55,948 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_open [2022-07-12 14:46:55,948 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-12 14:46:55,948 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-12 14:46:55,948 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-12 14:46:55,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-12 14:46:55,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-12 14:46:55,949 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-12 14:46:55,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-12 14:46:55,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-12 14:46:55,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-12 14:46:55,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-12 14:46:55,949 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_probe [2022-07-12 14:46:55,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_probe [2022-07-12 14:46:55,949 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-12 14:46:55,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-12 14:46:55,949 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_buffers [2022-07-12 14:46:55,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_buffers [2022-07-12 14:46:55,950 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_trylock [2022-07-12 14:46:55,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_trylock [2022-07-12 14:46:55,950 INFO L130 BoogieDeclarations]: Found specification of procedure ql_mb_set_port_cfg [2022-07-12 14:46:55,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_mb_set_port_cfg [2022-07-12 14:46:55,950 INFO L130 BoogieDeclarations]: Found specification of procedure __get_order [2022-07-12 14:46:55,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __get_order [2022-07-12 14:46:55,950 INFO L130 BoogieDeclarations]: Found specification of procedure ql_sem_spinlock [2022-07-12 14:46:55,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_sem_spinlock [2022-07-12 14:46:55,950 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-12 14:46:55,950 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-12 14:46:55,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-12 14:46:55,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-12 14:46:55,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-12 14:46:55,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-07-12 14:46:55,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-07-12 14:46:55,951 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-07-12 14:46:55,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-07-12 14:46:55,951 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_completion_interrupt [2022-07-12 14:46:55,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_completion_interrupt [2022-07-12 14:46:55,951 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_fill_page_desc [2022-07-12 14:46:55,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_fill_page_desc [2022-07-12 14:46:55,952 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-12 14:46:55,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-12 14:46:55,952 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clear_routing_entries [2022-07-12 14:46:55,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clear_routing_entries [2022-07-12 14:46:55,952 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-07-12 14:46:55,954 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-07-12 14:46:55,954 INFO L130 BoogieDeclarations]: Found specification of procedure ql_link_off [2022-07-12 14:46:55,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_link_off [2022-07-12 14:46:55,954 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-07-12 14:46:55,955 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-07-12 14:46:55,955 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-07-12 14:46:55,955 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-07-12 14:46:55,955 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_tx_timeout [2022-07-12 14:46:55,955 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_tx_timeout [2022-07-12 14:46:55,955 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-07-12 14:46:55,955 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-07-12 14:46:55,955 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mpi_regs [2022-07-12 14:46:55,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mpi_regs [2022-07-12 14:46:55,955 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-12 14:46:55,955 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-12 14:46:55,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-12 14:46:55,956 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-07-12 14:46:55,956 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-07-12 14:46:55,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-12 14:46:55,956 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_subqueue [2022-07-12 14:46:55,956 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_subqueue [2022-07-12 14:46:55,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-12 14:46:55,956 INFO L130 BoogieDeclarations]: Found specification of procedure ql_release_adapter_resources [2022-07-12 14:46:55,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_release_adapter_resources [2022-07-12 14:46:55,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-12 14:46:55,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-12 14:46:55,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-12 14:46:55,957 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 14:46:55,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 14:46:55,957 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-07-12 14:46:55,957 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-07-12 14:46:55,957 INFO L130 BoogieDeclarations]: Found specification of procedure ql_free_rx_resources [2022-07-12 14:46:55,957 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_free_rx_resources [2022-07-12 14:46:55,957 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-12 14:46:55,957 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-12 14:46:55,957 INFO L130 BoogieDeclarations]: Found specification of procedure ql_disable_interrupts [2022-07-12 14:46:55,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_disable_interrupts [2022-07-12 14:46:55,958 INFO L130 BoogieDeclarations]: Found specification of procedure ql_soft_reset_mpi_risc [2022-07-12 14:46:55,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_soft_reset_mpi_risc [2022-07-12 14:46:55,958 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-07-12 14:46:55,958 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-07-12 14:46:55,958 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_remove [2022-07-12 14:46:55,958 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_remove [2022-07-12 14:46:55,958 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_set_multicast_list [2022-07-12 14:46:55,958 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_set_multicast_list [2022-07-12 14:46:55,958 INFO L130 BoogieDeclarations]: Found specification of procedure ql_tx_ring_clean [2022-07-12 14:46:55,958 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_tx_ring_clean [2022-07-12 14:46:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-07-12 14:46:55,959 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-07-12 14:46:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure skb_fill_page_desc [2022-07-12 14:46:55,959 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_fill_page_desc [2022-07-12 14:46:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-07-12 14:46:55,959 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-07-12 14:46:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_mpi_reg [2022-07-12 14:46:55,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_mpi_reg [2022-07-12 14:46:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure ql_clean_inbound_rx_ring [2022-07-12 14:46:55,959 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_clean_inbound_rx_ring [2022-07-12 14:46:55,959 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_subqueue [2022-07-12 14:46:55,960 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_subqueue [2022-07-12 14:46:55,960 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-12 14:46:55,960 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-12 14:46:55,960 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-12 14:46:55,960 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-12 14:46:55,960 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-12 14:46:55,960 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-12 14:46:55,960 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2022-07-12 14:46:55,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2022-07-12 14:46:55,960 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-07-12 14:46:55,961 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-07-12 14:46:55,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-12 14:46:55,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-12 14:46:55,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-12 14:46:55,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-12 14:46:55,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 14:46:55,961 INFO L130 BoogieDeclarations]: Found specification of procedure ql_validate_flash [2022-07-12 14:46:55,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_validate_flash [2022-07-12 14:46:55,961 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2022-07-12 14:46:55,961 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~C_ULONG~X~C_INT~TO~VOID [2022-07-12 14:46:55,961 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-12 14:46:55,962 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-12 14:46:55,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-07-12 14:46:55,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-07-12 14:46:55,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-12 14:46:55,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-12 14:46:55,962 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-07-12 14:46:55,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-07-12 14:46:55,962 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_8000_flash_params [2022-07-12 14:46:55,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_8000_flash_params [2022-07-12 14:46:55,962 INFO L130 BoogieDeclarations]: Found specification of procedure ql_check_lb_frame [2022-07-12 14:46:55,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_check_lb_frame [2022-07-12 14:46:55,963 INFO L130 BoogieDeclarations]: Found specification of procedure ql_categorize_rx_err [2022-07-12 14:46:55,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_categorize_rx_err [2022-07-12 14:46:55,963 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-12 14:46:55,963 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-12 14:46:55,963 INFO L130 BoogieDeclarations]: Found specification of procedure ql_adapter_initialize [2022-07-12 14:46:55,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_adapter_initialize [2022-07-12 14:46:55,963 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2022-07-12 14:46:55,963 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2022-07-12 14:46:55,963 INFO L130 BoogieDeclarations]: Found specification of procedure ql_read_sh_reg [2022-07-12 14:46:55,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_read_sh_reg [2022-07-12 14:46:55,964 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-07-12 14:46:55,964 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-07-12 14:46:55,964 INFO L130 BoogieDeclarations]: Found specification of procedure ql_write_db_reg [2022-07-12 14:46:55,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_write_db_reg [2022-07-12 14:46:55,964 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-12 14:46:55,964 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-12 14:46:55,964 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-12 14:46:55,964 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-12 14:46:55,964 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-12 14:46:55,964 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-12 14:46:55,965 INFO L130 BoogieDeclarations]: Found specification of procedure ql_unmap_send [2022-07-12 14:46:55,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_unmap_send [2022-07-12 14:46:55,965 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-12 14:46:55,965 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-12 14:46:55,965 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_routing_reg [2022-07-12 14:46:55,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_routing_reg [2022-07-12 14:46:55,965 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-07-12 14:46:55,965 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-07-12 14:46:55,965 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-12 14:46:55,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-12 14:46:55,965 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_mac_addr_reg [2022-07-12 14:46:55,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_mac_addr_reg [2022-07-12 14:46:55,966 INFO L130 BoogieDeclarations]: Found specification of procedure ql_own_firmware [2022-07-12 14:46:55,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_own_firmware [2022-07-12 14:46:55,966 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-07-12 14:46:55,966 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-07-12 14:46:55,966 INFO L130 BoogieDeclarations]: Found specification of procedure ql_get_curr_lchunk [2022-07-12 14:46:55,966 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_get_curr_lchunk [2022-07-12 14:46:55,966 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-12 14:46:55,966 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-12 14:46:55,966 INFO L130 BoogieDeclarations]: Found specification of procedure ql_set_mac_addr [2022-07-12 14:46:55,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_set_mac_addr [2022-07-12 14:46:55,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-12 14:46:55,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-12 14:46:55,967 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2022-07-12 14:46:55,967 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2022-07-12 14:46:55,967 INFO L130 BoogieDeclarations]: Found specification of procedure qlge_resume [2022-07-12 14:46:55,967 INFO L138 BoogieDeclarations]: Found implementation of procedure qlge_resume [2022-07-12 14:46:55,967 INFO L130 BoogieDeclarations]: Found specification of procedure ql_core_dump [2022-07-12 14:46:55,967 INFO L138 BoogieDeclarations]: Found implementation of procedure ql_core_dump [2022-07-12 14:46:57,255 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 14:46:57,261 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 14:46:57,371 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 14:50:00,471 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-12 14:50:14,584 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 14:50:14,609 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 14:50:14,610 INFO L299 CfgBuilder]: Removed 5 assume(true) statements. [2022-07-12 14:50:14,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 02:50:14 BoogieIcfgContainer [2022-07-12 14:50:14,617 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 14:50:14,618 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 14:50:14,618 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 14:50:14,620 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 14:50:14,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 02:46:49" (1/3) ... [2022-07-12 14:50:14,621 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@438c9432 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 02:50:14, skipping insertion in model container [2022-07-12 14:50:14,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 02:46:54" (2/3) ... [2022-07-12 14:50:14,622 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@438c9432 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 02:50:14, skipping insertion in model container [2022-07-12 14:50:14,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 02:50:14" (3/3) ... [2022-07-12 14:50:14,623 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-qlogic-qlge-qlge.cil.i [2022-07-12 14:50:14,634 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 14:50:14,634 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-07-12 14:50:14,740 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 14:50:14,750 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@ee23159, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@396555b6 [2022-07-12 14:50:14,750 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-07-12 14:50:14,764 INFO L276 IsEmpty]: Start isEmpty. Operand has 5224 states, 3691 states have (on average 1.3413709021945273) internal successors, (4951), 3754 states have internal predecessors, (4951), 1288 states have call successors, (1288), 244 states have call predecessors, (1288), 243 states have return successors, (1281), 1265 states have call predecessors, (1281), 1281 states have call successors, (1281) [2022-07-12 14:50:14,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 299 [2022-07-12 14:50:14,809 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:50:14,810 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:50:14,811 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:50:14,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:50:14,814 INFO L85 PathProgramCache]: Analyzing trace with hash -1486511371, now seen corresponding path program 1 times [2022-07-12 14:50:14,830 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:50:14,831 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [404110463] [2022-07-12 14:50:14,831 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:50:14,831 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:50:14,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:50:14,833 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) [2022-07-12 14:50:14,854 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-12 14:50:17,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:17,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 5281 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:50:18,009 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:50:18,601 INFO L134 CoverageAnalysis]: Checked inductivity of 1431 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1377 trivial. 0 not checked. [2022-07-12 14:50:18,601 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:50:18,602 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 14:50:18,602 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [404110463] [2022-07-12 14:50:18,602 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [404110463] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:50:18,602 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:50:18,602 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 14:50:18,604 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186166298] [2022-07-12 14:50:18,604 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:50:18,608 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:50:18,608 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 14:50:18,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:50:18,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:50:18,639 INFO L87 Difference]: Start difference. First operand has 5224 states, 3691 states have (on average 1.3413709021945273) internal successors, (4951), 3754 states have internal predecessors, (4951), 1288 states have call successors, (1288), 244 states have call predecessors, (1288), 243 states have return successors, (1281), 1265 states have call predecessors, (1281), 1281 states have call successors, (1281) Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-07-12 14:50:20,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:50:20,743 INFO L93 Difference]: Finished difference Result 14912 states and 21676 transitions. [2022-07-12 14:50:20,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:50:20,745 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 298 [2022-07-12 14:50:20,746 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:50:20,813 INFO L225 Difference]: With dead ends: 14912 [2022-07-12 14:50:20,814 INFO L226 Difference]: Without dead ends: 9653 [2022-07-12 14:50:20,848 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 297 GetRequests, 296 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:50:20,853 INFO L413 NwaCegarLoop]: 9308 mSDtfsCounter, 6521 mSDsluCounter, 7386 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6521 SdHoareTripleChecker+Valid, 16694 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-12 14:50:20,854 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6521 Valid, 16694 Invalid, 92 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [19 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-12 14:50:20,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9653 states. [2022-07-12 14:50:21,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9653 to 9650. [2022-07-12 14:50:21,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9650 states, 6880 states have (on average 1.339389534883721) internal successors, (9215), 6998 states have internal predecessors, (9215), 2313 states have call successors, (2313), 455 states have call predecessors, (2313), 455 states have return successors, (2313), 2281 states have call predecessors, (2313), 2313 states have call successors, (2313) [2022-07-12 14:50:21,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9650 states to 9650 states and 13841 transitions. [2022-07-12 14:50:21,285 INFO L78 Accepts]: Start accepts. Automaton has 9650 states and 13841 transitions. Word has length 298 [2022-07-12 14:50:21,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:50:21,287 INFO L495 AbstractCegarLoop]: Abstraction has 9650 states and 13841 transitions. [2022-07-12 14:50:21,288 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-07-12 14:50:21,288 INFO L276 IsEmpty]: Start isEmpty. Operand 9650 states and 13841 transitions. [2022-07-12 14:50:21,301 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2022-07-12 14:50:21,301 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:50:21,301 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 18, 18, 18, 18, 18, 18, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:50:21,375 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-12 14:50:21,527 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 14:50:21,528 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:50:21,528 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:50:21,528 INFO L85 PathProgramCache]: Analyzing trace with hash -1634659461, now seen corresponding path program 1 times [2022-07-12 14:50:21,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:50:21,533 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1221092652] [2022-07-12 14:50:21,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:50:21,533 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:50:21,533 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:50:21,544 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) [2022-07-12 14:50:21,597 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-12 14:50:24,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:24,673 INFO L263 TraceCheckSpWp]: Trace formula consists of 5251 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:50:24,680 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:50:25,179 INFO L134 CoverageAnalysis]: Checked inductivity of 1434 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 1380 trivial. 0 not checked. [2022-07-12 14:50:25,179 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:50:25,179 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 14:50:25,179 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1221092652] [2022-07-12 14:50:25,179 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1221092652] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:50:25,180 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:50:25,180 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 14:50:25,180 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963552424] [2022-07-12 14:50:25,180 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:50:25,181 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:50:25,181 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 14:50:25,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:50:25,181 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:50:25,181 INFO L87 Difference]: Start difference. First operand 9650 states and 13841 transitions. Second operand has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-07-12 14:50:27,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:50:27,733 INFO L93 Difference]: Finished difference Result 23451 states and 33518 transitions. [2022-07-12 14:50:27,734 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:50:27,734 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) Word has length 290 [2022-07-12 14:50:27,736 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:50:27,830 INFO L225 Difference]: With dead ends: 23451 [2022-07-12 14:50:27,830 INFO L226 Difference]: Without dead ends: 13842 [2022-07-12 14:50:27,881 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 289 GetRequests, 288 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:50:27,883 INFO L413 NwaCegarLoop]: 8219 mSDtfsCounter, 4347 mSDsluCounter, 7265 mSDsCounter, 0 mSdLazyCounter, 103 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4347 SdHoareTripleChecker+Valid, 15484 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 103 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2022-07-12 14:50:27,883 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4347 Valid, 15484 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2022-07-12 14:50:27,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13842 states. [2022-07-12 14:50:28,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13842 to 13836. [2022-07-12 14:50:28,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13836 states, 9862 states have (on average 1.3354289190833502) internal successors, (13170), 10030 states have internal predecessors, (13170), 3276 states have call successors, (3276), 697 states have call predecessors, (3276), 696 states have return successors, (3276), 3230 states have call predecessors, (3276), 3276 states have call successors, (3276) [2022-07-12 14:50:28,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13836 states to 13836 states and 19722 transitions. [2022-07-12 14:50:28,596 INFO L78 Accepts]: Start accepts. Automaton has 13836 states and 19722 transitions. Word has length 290 [2022-07-12 14:50:28,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:50:28,598 INFO L495 AbstractCegarLoop]: Abstraction has 13836 states and 19722 transitions. [2022-07-12 14:50:28,598 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.0) internal successors, (96), 3 states have internal predecessors, (96), 3 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (27), 3 states have call predecessors, (27), 3 states have call successors, (27) [2022-07-12 14:50:28,599 INFO L276 IsEmpty]: Start isEmpty. Operand 13836 states and 19722 transitions. [2022-07-12 14:50:28,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2022-07-12 14:50:28,612 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:50:28,613 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 18, 18, 18, 18, 18, 18, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:50:28,690 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-12 14:50:28,826 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 14:50:28,827 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:50:28,827 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:50:28,827 INFO L85 PathProgramCache]: Analyzing trace with hash 888330997, now seen corresponding path program 1 times [2022-07-12 14:50:28,831 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:50:28,832 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [322144999] [2022-07-12 14:50:28,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:50:28,832 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:50:28,832 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:50:28,834 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) [2022-07-12 14:50:28,836 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-12 14:50:32,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:32,279 INFO L263 TraceCheckSpWp]: Trace formula consists of 5423 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:50:32,286 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:50:33,652 INFO L134 CoverageAnalysis]: Checked inductivity of 1638 backedges. 135 proven. 0 refuted. 0 times theorem prover too weak. 1503 trivial. 0 not checked. [2022-07-12 14:50:33,652 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:50:33,652 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 14:50:33,652 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [322144999] [2022-07-12 14:50:33,652 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [322144999] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:50:33,652 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:50:33,652 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 14:50:33,652 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669714124] [2022-07-12 14:50:33,652 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:50:33,653 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:50:33,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 14:50:33,653 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:50:33,653 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:50:33,654 INFO L87 Difference]: Start difference. First operand 13836 states and 19722 transitions. Second operand has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-07-12 14:50:35,580 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:50:35,581 INFO L93 Difference]: Finished difference Result 33238 states and 47424 transitions. [2022-07-12 14:50:35,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:50:35,582 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 362 [2022-07-12 14:50:35,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:50:35,677 INFO L225 Difference]: With dead ends: 33238 [2022-07-12 14:50:35,677 INFO L226 Difference]: Without dead ends: 19443 [2022-07-12 14:50:35,730 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 361 GetRequests, 360 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:50:35,733 INFO L413 NwaCegarLoop]: 13815 mSDtfsCounter, 6430 mSDsluCounter, 7312 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6430 SdHoareTripleChecker+Valid, 21127 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.6s IncrementalHoareTripleChecker+Time [2022-07-12 14:50:35,733 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6430 Valid, 21127 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 1.6s Time] [2022-07-12 14:50:35,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19443 states. [2022-07-12 14:50:36,299 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19443 to 19439. [2022-07-12 14:50:36,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19439 states, 13888 states have (on average 1.3381336405529953) internal successors, (18584), 14123 states have internal predecessors, (18584), 4572 states have call successors, (4572), 978 states have call predecessors, (4572), 977 states have return successors, (4572), 4507 states have call predecessors, (4572), 4572 states have call successors, (4572) [2022-07-12 14:50:36,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19439 states to 19439 states and 27728 transitions. [2022-07-12 14:50:36,388 INFO L78 Accepts]: Start accepts. Automaton has 19439 states and 27728 transitions. Word has length 362 [2022-07-12 14:50:36,389 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:50:36,389 INFO L495 AbstractCegarLoop]: Abstraction has 19439 states and 27728 transitions. [2022-07-12 14:50:36,389 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.666666666666664) internal successors, (140), 3 states have internal predecessors, (140), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2022-07-12 14:50:36,389 INFO L276 IsEmpty]: Start isEmpty. Operand 19439 states and 27728 transitions. [2022-07-12 14:50:36,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2022-07-12 14:50:36,404 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:50:36,405 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 18, 18, 18, 18, 18, 18, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:50:36,489 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-12 14:50:36,619 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 14:50:36,620 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:50:36,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:50:36,620 INFO L85 PathProgramCache]: Analyzing trace with hash 909305959, now seen corresponding path program 1 times [2022-07-12 14:50:36,625 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:50:36,625 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1033406312] [2022-07-12 14:50:36,625 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:50:36,625 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:50:36,626 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:50:36,627 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) [2022-07-12 14:50:36,652 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-12 14:50:40,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:40,223 INFO L263 TraceCheckSpWp]: Trace formula consists of 5563 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:50:40,230 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:50:40,834 INFO L134 CoverageAnalysis]: Checked inductivity of 1888 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 1803 trivial. 0 not checked. [2022-07-12 14:50:40,834 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:50:40,834 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 14:50:40,834 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1033406312] [2022-07-12 14:50:40,834 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1033406312] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:50:40,834 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:50:40,834 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 14:50:40,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1619349180] [2022-07-12 14:50:40,835 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:50:40,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:50:40,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 14:50:40,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:50:40,835 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:50:40,836 INFO L87 Difference]: Start difference. First operand 19439 states and 27728 transitions. Second operand has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 3 states have call successors, (45), 3 states have call predecessors, (45), 3 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-07-12 14:50:42,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:50:42,772 INFO L93 Difference]: Finished difference Result 44430 states and 63412 transitions. [2022-07-12 14:50:42,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:50:42,772 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 3 states have call successors, (45), 3 states have call predecessors, (45), 3 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 436 [2022-07-12 14:50:42,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:50:42,860 INFO L225 Difference]: With dead ends: 44430 [2022-07-12 14:50:42,860 INFO L226 Difference]: Without dead ends: 25032 [2022-07-12 14:50:42,916 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 435 GetRequests, 434 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:50:42,918 INFO L413 NwaCegarLoop]: 13824 mSDtfsCounter, 6442 mSDsluCounter, 7319 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6442 SdHoareTripleChecker+Valid, 21143 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-07-12 14:50:42,919 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6442 Valid, 21143 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-07-12 14:50:42,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25032 states. [2022-07-12 14:50:43,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25032 to 25028. [2022-07-12 14:50:43,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 25028 states, 17904 states have (on average 1.3398123324396782) internal successors, (23988), 18206 states have internal predecessors, (23988), 5865 states have call successors, (5865), 1258 states have call predecessors, (5865), 1257 states have return successors, (5865), 5781 states have call predecessors, (5865), 5865 states have call successors, (5865) [2022-07-12 14:50:43,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25028 states to 25028 states and 35718 transitions. [2022-07-12 14:50:43,709 INFO L78 Accepts]: Start accepts. Automaton has 25028 states and 35718 transitions. Word has length 436 [2022-07-12 14:50:43,712 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:50:43,712 INFO L495 AbstractCegarLoop]: Abstraction has 25028 states and 35718 transitions. [2022-07-12 14:50:43,712 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 3 states have call successors, (45), 3 states have call predecessors, (45), 3 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-07-12 14:50:43,712 INFO L276 IsEmpty]: Start isEmpty. Operand 25028 states and 35718 transitions. [2022-07-12 14:50:43,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 437 [2022-07-12 14:50:43,730 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:50:43,731 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 18, 18, 18, 18, 18, 18, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:50:43,815 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-07-12 14:50:43,959 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 14:50:43,960 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:50:43,960 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:50:43,960 INFO L85 PathProgramCache]: Analyzing trace with hash -1784590231, now seen corresponding path program 1 times [2022-07-12 14:50:43,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:50:43,965 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [732134748] [2022-07-12 14:50:43,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:50:43,965 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:50:43,966 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:50:43,967 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) [2022-07-12 14:50:43,969 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-12 14:50:47,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:47,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 5563 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:50:47,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:50:48,235 INFO L134 CoverageAnalysis]: Checked inductivity of 1888 backedges. 85 proven. 0 refuted. 0 times theorem prover too weak. 1803 trivial. 0 not checked. [2022-07-12 14:50:48,235 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:50:48,235 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 14:50:48,235 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [732134748] [2022-07-12 14:50:48,235 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [732134748] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:50:48,235 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:50:48,235 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 14:50:48,235 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1400045032] [2022-07-12 14:50:48,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:50:48,236 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:50:48,236 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 14:50:48,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:50:48,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:50:48,237 INFO L87 Difference]: Start difference. First operand 25028 states and 35718 transitions. Second operand has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 3 states have call successors, (45), 3 states have call predecessors, (45), 3 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-07-12 14:50:50,413 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:50:50,414 INFO L93 Difference]: Finished difference Result 57039 states and 81370 transitions. [2022-07-12 14:50:50,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:50:50,414 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 3 states have call successors, (45), 3 states have call predecessors, (45), 3 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) Word has length 436 [2022-07-12 14:50:50,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:50:50,536 INFO L225 Difference]: With dead ends: 57039 [2022-07-12 14:50:50,537 INFO L226 Difference]: Without dead ends: 32052 [2022-07-12 14:50:50,607 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 435 GetRequests, 434 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:50:50,608 INFO L413 NwaCegarLoop]: 13802 mSDtfsCounter, 6866 mSDsluCounter, 6936 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6866 SdHoareTripleChecker+Valid, 20738 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2022-07-12 14:50:50,608 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6866 Valid, 20738 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2022-07-12 14:50:50,631 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32052 states. [2022-07-12 14:50:51,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32052 to 32048. [2022-07-12 14:50:51,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 32048 states, 22951 states have (on average 1.3394623327959565) internal successors, (30742), 23340 states have internal predecessors, (30742), 7469 states have call successors, (7469), 1627 states have call predecessors, (7469), 1626 states have return successors, (7469), 7361 states have call predecessors, (7469), 7469 states have call successors, (7469) [2022-07-12 14:50:51,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32048 states to 32048 states and 45680 transitions. [2022-07-12 14:50:51,673 INFO L78 Accepts]: Start accepts. Automaton has 32048 states and 45680 transitions. Word has length 436 [2022-07-12 14:50:51,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 14:50:51,674 INFO L495 AbstractCegarLoop]: Abstraction has 32048 states and 45680 transitions. [2022-07-12 14:50:51,674 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 3 states have call successors, (45), 3 states have call predecessors, (45), 3 states have return successors, (41), 3 states have call predecessors, (41), 3 states have call successors, (41) [2022-07-12 14:50:51,675 INFO L276 IsEmpty]: Start isEmpty. Operand 32048 states and 45680 transitions. [2022-07-12 14:50:51,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 523 [2022-07-12 14:50:51,703 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 14:50:51,703 INFO L195 NwaCegarLoop]: trace histogram [28, 28, 19, 19, 19, 19, 19, 19, 10, 10, 10, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-12 14:50:51,787 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-12 14:50:51,924 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-12 14:50:51,924 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 14:50:51,925 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 14:50:51,925 INFO L85 PathProgramCache]: Analyzing trace with hash 1055844765, now seen corresponding path program 1 times [2022-07-12 14:50:51,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-12 14:50:51,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2139739723] [2022-07-12 14:50:51,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 14:50:51,930 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-12 14:50:51,930 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-12 14:50:51,940 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-12 14:50:51,942 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-12 14:50:55,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 14:50:55,719 INFO L263 TraceCheckSpWp]: Trace formula consists of 5761 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 14:50:55,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 14:50:56,330 INFO L134 CoverageAnalysis]: Checked inductivity of 2416 backedges. 111 proven. 0 refuted. 0 times theorem prover too weak. 2305 trivial. 0 not checked. [2022-07-12 14:50:56,330 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 14:50:56,330 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-12 14:50:56,330 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2139739723] [2022-07-12 14:50:56,330 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2139739723] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 14:50:56,330 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 14:50:56,330 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-12 14:50:56,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1887894996] [2022-07-12 14:50:56,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 14:50:56,331 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 14:50:56,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-12 14:50:56,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 14:50:56,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:50:56,331 INFO L87 Difference]: Start difference. First operand 32048 states and 45680 transitions. Second operand has 3 states, 3 states have (on average 64.0) internal successors, (192), 3 states have internal predecessors, (192), 3 states have call successors, (52), 3 states have call predecessors, (52), 3 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) [2022-07-12 14:50:58,415 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 14:50:58,415 INFO L93 Difference]: Finished difference Result 69647 states and 99318 transitions. [2022-07-12 14:50:58,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 14:50:58,416 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 64.0) internal successors, (192), 3 states have internal predecessors, (192), 3 states have call successors, (52), 3 states have call predecessors, (52), 3 states have return successors, (48), 3 states have call predecessors, (48), 3 states have call successors, (48) Word has length 522 [2022-07-12 14:50:58,418 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 14:50:58,619 INFO L225 Difference]: With dead ends: 69647 [2022-07-12 14:50:58,619 INFO L226 Difference]: Without dead ends: 37640 [2022-07-12 14:50:58,721 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 521 GetRequests, 520 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-12 14:50:58,722 INFO L413 NwaCegarLoop]: 11177 mSDtfsCounter, 6444 mSDsluCounter, 7318 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6444 SdHoareTripleChecker+Valid, 18495 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2022-07-12 14:50:58,722 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6444 Valid, 18495 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2022-07-12 14:50:58,756 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37640 states.