./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-micrel-ksz884x.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 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-micrel-ksz884x.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 10bb499b72e5e53415f4b388a6311d98c8f62bfee9e49e4ef36d0afd6a3d07fa --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 02:27:14,938 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 02:27:14,940 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 02:27:14,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 02:27:14,984 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 02:27:14,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 02:27:14,987 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 02:27:14,991 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 02:27:14,993 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 02:27:14,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 02:27:14,995 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 02:27:14,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 02:27:14,997 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 02:27:15,000 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 02:27:15,001 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 02:27:15,005 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 02:27:15,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 02:27:15,008 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 02:27:15,009 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 02:27:15,015 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 02:27:15,017 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 02:27:15,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 02:27:15,021 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 02:27:15,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 02:27:15,023 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 02:27:15,028 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 02:27:15,030 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 02:27:15,030 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 02:27:15,031 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 02:27:15,031 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 02:27:15,032 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 02:27:15,033 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 02:27:15,034 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 02:27:15,034 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 02:27:15,035 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 02:27:15,036 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 02:27:15,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 02:27:15,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 02:27:15,037 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 02:27:15,037 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 02:27:15,038 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 02:27:15,039 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 02:27:15,040 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 02:27:15,069 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 02:27:15,070 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 02:27:15,070 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 02:27:15,070 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 02:27:15,071 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 02:27:15,071 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 02:27:15,071 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 02:27:15,072 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 02:27:15,072 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 02:27:15,073 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 02:27:15,073 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 02:27:15,073 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 02:27:15,073 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 02:27:15,073 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 02:27:15,074 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 02:27:15,074 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 02:27:15,074 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 02:27:15,074 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 02:27:15,074 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 02:27:15,075 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 02:27:15,075 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 02:27:15,075 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:27:15,075 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 02:27:15,075 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 02:27:15,076 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 02:27:15,076 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 02:27:15,076 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 02:27:15,076 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 02:27:15,076 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 02:27:15,077 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 02:27:15,077 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10bb499b72e5e53415f4b388a6311d98c8f62bfee9e49e4ef36d0afd6a3d07fa [2022-07-14 02:27:15,292 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 02:27:15,310 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 02:27:15,313 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 02:27:15,314 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 02:27:15,314 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 02:27:15,315 INFO L432 ainManager$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-micrel-ksz884x.cil.i [2022-07-14 02:27:15,375 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94e979a2a/85e8d7ad464a4ddd81e5a46343703071/FLAG2e5d0e747 [2022-07-14 02:27:16,190 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 02:27:16,191 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-micrel-ksz884x.cil.i [2022-07-14 02:27:16,252 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94e979a2a/85e8d7ad464a4ddd81e5a46343703071/FLAG2e5d0e747 [2022-07-14 02:27:16,669 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/94e979a2a/85e8d7ad464a4ddd81e5a46343703071 [2022-07-14 02:27:16,673 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 02:27:16,675 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 02:27:16,678 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 02:27:16,678 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 02:27:16,681 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 02:27:16,681 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:27:16" (1/1) ... [2022-07-14 02:27:16,682 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6f6ca4e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:27:16, skipping insertion in model container [2022-07-14 02:27:16,682 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:27:16" (1/1) ... [2022-07-14 02:27:16,688 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 02:27:16,864 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 02:27:20,738 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-micrel-ksz884x.cil.i[446625,446638] [2022-07-14 02:27:20,746 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-micrel-ksz884x.cil.i[446770,446783] [2022-07-14 02:27:20,790 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:27:20,865 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 02:27:21,004 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckException: Type check failed for C: data = (unsigned int )data & 65511U [7424] at de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) at de.uni_freiburg.informatik.ultimate.boogie.typechecker.TypeCheckHelper.typeCheckBinaryExpression(TypeCheckHelper.java:207) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.constructBinaryExpression(ExpressionFactory.java:597) at de.uni_freiburg.informatik.ultimate.boogie.ExpressionFactory.newBinaryExpression(ExpressionFactory.java:132) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.expressiontranslation.BitabsTranslation.abstractAssign(BitabsTranslation.java:483) 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) [2022-07-14 02:27:21,015 INFO L158 Benchmark]: Toolchain (without parser) took 4338.42ms. Allocated memory was 113.2MB in the beginning and 228.6MB in the end (delta: 115.3MB). Free memory was 65.9MB in the beginning and 105.9MB in the end (delta: -40.0MB). Peak memory consumption was 76.2MB. Max. memory is 16.1GB. [2022-07-14 02:27:21,016 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 113.2MB. Free memory is still 69.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-14 02:27:21,017 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4335.31ms. Allocated memory was 113.2MB in the beginning and 228.6MB in the end (delta: 115.3MB). Free memory was 65.7MB in the beginning and 105.9MB in the end (delta: -40.2MB). Peak memory consumption was 76.2MB. Max. memory is 16.1GB. [2022-07-14 02:27:21,019 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 113.2MB. Free memory is still 69.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4335.31ms. Allocated memory was 113.2MB in the beginning and 228.6MB in the end (delta: 115.3MB). Free memory was 65.7MB in the beginning and 105.9MB in the end (delta: -40.2MB). Peak memory consumption was 76.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type check failed for C: data = (unsigned int )data & 65511U [7424] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: data = (unsigned int )data & 65511U [7424]: de.uni_freiburg.informatik.ultimate.boogie.TypeErrorReporter.report(TypeErrorReporter.java:52) 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-micrel-ksz884x.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 10bb499b72e5e53415f4b388a6311d98c8f62bfee9e49e4ef36d0afd6a3d07fa --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 02:27:22,837 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 02:27:22,840 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 02:27:22,879 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 02:27:22,880 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 02:27:22,881 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 02:27:22,885 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 02:27:22,887 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 02:27:22,889 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 02:27:22,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 02:27:22,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 02:27:22,899 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 02:27:22,899 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 02:27:22,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 02:27:22,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 02:27:22,905 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 02:27:22,905 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 02:27:22,907 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 02:27:22,908 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 02:27:22,913 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 02:27:22,914 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 02:27:22,915 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 02:27:22,917 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 02:27:22,918 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 02:27:22,919 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 02:27:22,925 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 02:27:22,925 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 02:27:22,926 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 02:27:22,927 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 02:27:22,927 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 02:27:22,928 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 02:27:22,928 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 02:27:22,930 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 02:27:22,930 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 02:27:22,931 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 02:27:22,932 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 02:27:22,932 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 02:27:22,934 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 02:27:22,935 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 02:27:22,939 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 02:27:22,940 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 02:27:22,941 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 02:27:22,948 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-14 02:27:22,986 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 02:27:22,987 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 02:27:22,987 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 02:27:22,987 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 02:27:22,988 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 02:27:22,988 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 02:27:22,989 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 02:27:22,989 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 02:27:22,990 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 02:27:22,990 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 02:27:22,991 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 02:27:22,991 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 02:27:22,991 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 02:27:22,991 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 02:27:22,991 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-14 02:27:22,992 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-14 02:27:22,992 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-14 02:27:22,992 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 02:27:22,992 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 02:27:22,993 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 02:27:22,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 02:27:22,993 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 02:27:22,993 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 02:27:22,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:27:22,994 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 02:27:22,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 02:27:22,994 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 02:27:22,994 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-14 02:27:22,994 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-14 02:27:22,995 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 02:27:22,995 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 02:27:22,995 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 02:27:22,995 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-14 02:27:22,996 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10bb499b72e5e53415f4b388a6311d98c8f62bfee9e49e4ef36d0afd6a3d07fa [2022-07-14 02:27:23,278 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 02:27:23,298 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 02:27:23,301 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 02:27:23,301 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 02:27:23,302 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 02:27:23,303 INFO L432 ainManager$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-micrel-ksz884x.cil.i [2022-07-14 02:27:23,367 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54f4d88ff/fe26aca99fd8492ba7f86870410c0f35/FLAG7cf54d012 [2022-07-14 02:27:24,187 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 02:27:24,188 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-micrel-ksz884x.cil.i [2022-07-14 02:27:24,264 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54f4d88ff/fe26aca99fd8492ba7f86870410c0f35/FLAG7cf54d012 [2022-07-14 02:27:24,382 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/54f4d88ff/fe26aca99fd8492ba7f86870410c0f35 [2022-07-14 02:27:24,384 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 02:27:24,386 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 02:27:24,388 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 02:27:24,388 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 02:27:24,391 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 02:27:24,392 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:27:24" (1/1) ... [2022-07-14 02:27:24,393 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61a9b618 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:27:24, skipping insertion in model container [2022-07-14 02:27:24,393 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 02:27:24" (1/1) ... [2022-07-14 02:27:24,400 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 02:27:24,562 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 02:27:28,766 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-micrel-ksz884x.cil.i[446625,446638] [2022-07-14 02:27:28,768 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-micrel-ksz884x.cil.i[446770,446783] [2022-07-14 02:27:28,790 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:27:28,849 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-14 02:27:28,925 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 02:27:29,300 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-micrel-ksz884x.cil.i[446625,446638] [2022-07-14 02:27:29,302 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-micrel-ksz884x.cil.i[446770,446783] [2022-07-14 02:27:29,307 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:27:29,350 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 02:27:29,702 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-micrel-ksz884x.cil.i[446625,446638] [2022-07-14 02:27:29,703 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-micrel-ksz884x.cil.i[446770,446783] [2022-07-14 02:27:29,708 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 02:27:30,046 INFO L208 MainTranslator]: Completed translation [2022-07-14 02:27:30,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:27:30 WrapperNode [2022-07-14 02:27:30,047 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 02:27:30,048 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 02:27:30,048 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 02:27:30,048 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 02:27:30,054 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:27:30" (1/1) ... [2022-07-14 02:27:30,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:27:30" (1/1) ... [2022-07-14 02:27:30,489 INFO L137 Inliner]: procedures = 675, calls = 4743, calls flagged for inlining = 357, calls inlined = 344, statements flattened = 10213 [2022-07-14 02:27:30,490 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 02:27:30,492 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 02:27:30,492 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 02:27:30,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 02:27:30,500 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:27:30" (1/1) ... [2022-07-14 02:27:30,501 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:27:30" (1/1) ... [2022-07-14 02:27:30,567 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:27:30" (1/1) ... [2022-07-14 02:27:30,568 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:27:30" (1/1) ... [2022-07-14 02:27:30,747 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:27:30" (1/1) ... [2022-07-14 02:27:30,783 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:27:30" (1/1) ... [2022-07-14 02:27:30,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:27:30" (1/1) ... [2022-07-14 02:27:30,895 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 02:27:30,897 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 02:27:30,897 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 02:27:30,897 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 02:27:30,898 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:27:30" (1/1) ... [2022-07-14 02:27:30,904 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 02:27:30,912 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 02:27:30,928 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) [2022-07-14 02:27:31,005 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 [2022-07-14 02:27:31,054 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-14 02:27:31,055 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-14 02:27:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2022-07-14 02:27:31,055 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2022-07-14 02:27:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure hw_del_addr [2022-07-14 02:27:31,055 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_del_addr [2022-07-14 02:27:31,055 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-07-14 02:27:31,056 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-07-14 02:27:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure hw_cfg_wol [2022-07-14 02:27:31,056 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_cfg_wol [2022-07-14 02:27:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 02:27:31,056 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 02:27:31,056 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2022-07-14 02:27:31,056 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2022-07-14 02:27:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_init [2022-07-14 02:27:31,057 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_init [2022-07-14 02:27:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ack_intr [2022-07-14 02:27:31,057 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ack_intr [2022-07-14 02:27:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_tx_timeout [2022-07-14 02:27:31,057 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_tx_timeout [2022-07-14 02:27:31,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_87 [2022-07-14 02:27:31,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_87 [2022-07-14 02:27:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure bridge_change [2022-07-14 02:27:31,058 INFO L138 BoogieDeclarations]: Found implementation of procedure bridge_change [2022-07-14 02:27:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure set_flow_ctrl [2022-07-14 02:27:31,058 INFO L138 BoogieDeclarations]: Found implementation of procedure set_flow_ctrl [2022-07-14 02:27:31,058 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-14 02:27:31,059 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-14 02:27:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_pci_device_driver_exit_14_2 [2022-07-14 02:27:31,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_pci_device_driver_exit_14_2 [2022-07-14 02:27:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-07-14 02:27:31,059 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-07-14 02:27:31,059 INFO L130 BoogieDeclarations]: Found specification of procedure set_tx_len [2022-07-14 02:27:31,059 INFO L138 BoogieDeclarations]: Found implementation of procedure set_tx_len [2022-07-14 02:27:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_check_desc_num [2022-07-14 02:27:31,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_check_desc_num [2022-07-14 02:27:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-14 02:27:31,060 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-14 02:27:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-14 02:27:31,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-14 02:27:31,060 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-07-14 02:27:31,061 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-07-14 02:27:31,061 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-14 02:27:31,061 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-14 02:27:31,062 INFO L130 BoogieDeclarations]: Found specification of procedure set_media_state [2022-07-14 02:27:31,062 INFO L138 BoogieDeclarations]: Found implementation of procedure set_media_state [2022-07-14 02:27:31,062 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-14 02:27:31,063 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-14 02:27:31,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-14 02:27:31,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-14 02:27:31,064 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-07-14 02:27:31,064 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-07-14 02:27:31,064 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ena_intr [2022-07-14 02:27:31,064 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ena_intr [2022-07-14 02:27:31,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 02:27:31,064 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-14 02:27:31,064 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-14 02:27:31,065 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2022-07-14 02:27:31,065 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2022-07-14 02:27:31,065 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_init [2022-07-14 02:27:31,065 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_init [2022-07-14 02:27:31,065 INFO L130 BoogieDeclarations]: Found specification of procedure port_cfg [2022-07-14 02:27:31,066 INFO L138 BoogieDeclarations]: Found implementation of procedure port_cfg [2022-07-14 02:27:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-14 02:27:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-14 02:27:31,066 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-14 02:27:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure state_gpio [2022-07-14 02:27:31,067 INFO L138 BoogieDeclarations]: Found implementation of procedure state_gpio [2022-07-14 02:27:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure hw_dis_intr [2022-07-14 02:27:31,067 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_dis_intr [2022-07-14 02:27:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_read [2022-07-14 02:27:31,067 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_read [2022-07-14 02:27:31,067 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-14 02:27:31,067 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-14 02:27:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure pcidev_resume [2022-07-14 02:27:31,068 INFO L138 BoogieDeclarations]: Found implementation of procedure pcidev_resume [2022-07-14 02:27:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure hw_dis_intr_bit [2022-07-14 02:27:31,068 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_dis_intr_bit [2022-07-14 02:27:31,068 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_eeprom_len [2022-07-14 02:27:31,069 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_eeprom_len [2022-07-14 02:27:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_free_buffers [2022-07-14 02:27:31,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_free_buffers [2022-07-14 02:27:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure eeprom_clk [2022-07-14 02:27:31,069 INFO L138 BoogieDeclarations]: Found implementation of procedure eeprom_clk [2022-07-14 02:27:31,069 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-14 02:27:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-14 02:27:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure hw_reset [2022-07-14 02:27:31,070 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_reset [2022-07-14 02:27:31,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-14 02:27:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-14 02:27:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure rx_proc [2022-07-14 02:27:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure rx_proc [2022-07-14 02:27:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure release_desc [2022-07-14 02:27:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure release_desc [2022-07-14 02:27:31,071 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-14 02:27:31,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-14 02:27:31,072 INFO L130 BoogieDeclarations]: Found specification of procedure hw_resume_rx [2022-07-14 02:27:31,072 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_resume_rx [2022-07-14 02:27:31,072 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-14 02:27:31,072 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-14 02:27:31,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-14 02:27:31,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-14 02:27:31,072 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_netpoll [2022-07-14 02:27:31,073 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_netpoll [2022-07-14 02:27:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-14 02:27:31,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-14 02:27:31,073 INFO L130 BoogieDeclarations]: Found specification of procedure pci_choose_state [2022-07-14 02:27:31,074 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_choose_state [2022-07-14 02:27:31,074 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-14 02:27:31,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-14 02:27:31,076 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-14 02:27:31,076 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-14 02:27:31,076 INFO L130 BoogieDeclarations]: Found specification of procedure hw_ena_add_addr [2022-07-14 02:27:31,077 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_ena_add_addr [2022-07-14 02:27:31,077 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2022-07-14 02:27:31,078 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2022-07-14 02:27:31,078 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_grp_addr [2022-07-14 02:27:31,079 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_grp_addr [2022-07-14 02:27:31,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 02:27:31,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-14 02:27:31,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-14 02:27:31,084 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-07-14 02:27:31,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-07-14 02:27:31,084 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 02:27:31,084 INFO L130 BoogieDeclarations]: Found specification of procedure sw_w_sta_mac_table [2022-07-14 02:27:31,084 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_w_sta_mac_table [2022-07-14 02:27:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_nway_reset [2022-07-14 02:27:31,085 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_nway_reset [2022-07-14 02:27:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-14 02:27:31,085 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-14 02:27:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-14 02:27:31,085 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-14 02:27:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 02:27:31,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-14 02:27:31,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-14 02:27:31,086 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 02:27:31,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-14 02:27:31,086 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-14 02:27:31,086 INFO L130 BoogieDeclarations]: Found specification of procedure hw_stop_rx [2022-07-14 02:27:31,087 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_stop_rx [2022-07-14 02:27:31,087 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_intr [2022-07-14 02:27:31,087 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_intr [2022-07-14 02:27:31,087 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_schedule [2022-07-14 02:27:31,087 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_schedule [2022-07-14 02:27:31,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-07-14 02:27:31,087 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-07-14 02:27:31,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-07-14 02:27:31,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-07-14 02:27:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_init_rx_buffers [2022-07-14 02:27:31,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_init_rx_buffers [2022-07-14 02:27:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_free_mem [2022-07-14 02:27:31,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_free_mem [2022-07-14 02:27:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-14 02:27:31,088 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-14 02:27:31,088 INFO L130 BoogieDeclarations]: Found specification of procedure hw_w_phy [2022-07-14 02:27:31,089 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_w_phy [2022-07-14 02:27:31,089 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-14 02:27:31,089 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-14 02:27:31,089 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2022-07-14 02:27:31,089 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2022-07-14 02:27:31,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-14 02:27:31,089 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-07-14 02:27:31,089 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-07-14 02:27:31,089 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_set_rx_mode [2022-07-14 02:27:31,090 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_set_rx_mode [2022-07-14 02:27:31,090 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2022-07-14 02:27:31,090 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2022-07-14 02:27:31,090 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2022-07-14 02:27:31,090 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2022-07-14 02:27:31,090 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 02:27:31,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 02:27:31,090 INFO L130 BoogieDeclarations]: Found specification of procedure transmit_cleanup [2022-07-14 02:27:31,091 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit_cleanup [2022-07-14 02:27:31,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-14 02:27:31,091 INFO L130 BoogieDeclarations]: Found specification of procedure hw_r_phy [2022-07-14 02:27:31,091 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_r_phy [2022-07-14 02:27:31,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-14 02:27:31,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-14 02:27:31,091 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_addr [2022-07-14 02:27:31,091 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_addr [2022-07-14 02:27:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 02:27:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-14 02:27:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 02:27:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 02:27:31,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 02:27:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure get_tx_pkt [2022-07-14 02:27:31,092 INFO L138 BoogieDeclarations]: Found implementation of procedure get_tx_pkt [2022-07-14 02:27:31,092 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_close [2022-07-14 02:27:31,093 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_close [2022-07-14 02:27:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure port_get_link_speed [2022-07-14 02:27:31,093 INFO L138 BoogieDeclarations]: Found implementation of procedure port_get_link_speed [2022-07-14 02:27:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure port_r16 [2022-07-14 02:27:31,093 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r16 [2022-07-14 02:27:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_hwlock_of_dev_info [2022-07-14 02:27:31,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_hwlock_of_dev_info [2022-07-14 02:27:31,093 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg_port_base_vlan [2022-07-14 02:27:31,093 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg_port_base_vlan [2022-07-14 02:27:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure drop_gpio [2022-07-14 02:27:31,094 INFO L138 BoogieDeclarations]: Found implementation of procedure drop_gpio [2022-07-14 02:27:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-14 02:27:31,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-14 02:27:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_desc_base [2022-07-14 02:27:31,094 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_desc_base [2022-07-14 02:27:31,094 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-07-14 02:27:31,094 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-07-14 02:27:31,095 INFO L130 BoogieDeclarations]: Found specification of procedure hw_block_intr [2022-07-14 02:27:31,095 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_block_intr [2022-07-14 02:27:31,095 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-07-14 02:27:31,095 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-07-14 02:27:31,095 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2022-07-14 02:27:31,095 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2022-07-14 02:27:31,095 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_network_header [2022-07-14 02:27:31,096 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_network_header [2022-07-14 02:27:31,096 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_init_timer [2022-07-14 02:27:31,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_init_timer [2022-07-14 02:27:31,096 INFO L130 BoogieDeclarations]: Found specification of procedure hw_reset_pkts [2022-07-14 02:27:31,096 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_reset_pkts [2022-07-14 02:27:31,096 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 02:27:31,096 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 02:27:31,096 INFO L130 BoogieDeclarations]: Found specification of procedure hw_disable [2022-07-14 02:27:31,096 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_disable [2022-07-14 02:27:31,097 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-07-14 02:27:31,097 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-07-14 02:27:31,097 INFO L130 BoogieDeclarations]: Found specification of procedure tasklet_kill [2022-07-14 02:27:31,097 INFO L138 BoogieDeclarations]: Found implementation of procedure tasklet_kill [2022-07-14 02:27:31,097 INFO L130 BoogieDeclarations]: Found specification of procedure get_mac_addr [2022-07-14 02:27:31,097 INFO L138 BoogieDeclarations]: Found implementation of procedure get_mac_addr [2022-07-14 02:27:31,097 INFO L130 BoogieDeclarations]: Found specification of procedure hw_restore_intr [2022-07-14 02:27:31,097 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_restore_intr [2022-07-14 02:27:31,098 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-14 02:27:31,098 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-14 02:27:31,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 02:27:31,098 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-14 02:27:31,098 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-14 02:27:31,098 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-14 02:27:31,099 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-14 02:27:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure hw_start_rx [2022-07-14 02:27:31,102 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_start_rx [2022-07-14 02:27:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 02:27:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure port_cfg_broad_storm [2022-07-14 02:27:31,102 INFO L138 BoogieDeclarations]: Found implementation of procedure port_cfg_broad_storm [2022-07-14 02:27:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-07-14 02:27:31,102 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-07-14 02:27:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure hw_turn_on_intr [2022-07-14 02:27:31,103 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_turn_on_intr [2022-07-14 02:27:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2022-07-14 02:27:31,104 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2022-07-14 02:27:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-14 02:27:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-14 02:27:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure sw_chk [2022-07-14 02:27:31,104 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_chk [2022-07-14 02:27:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-14 02:27:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_86 [2022-07-14 02:27:31,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_86 [2022-07-14 02:27:31,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-14 02:27:31,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 02:27:31,105 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_wol_frame [2022-07-14 02:27:31,105 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_wol_frame [2022-07-14 02:27:31,105 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-14 02:27:31,105 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-14 02:27:31,105 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-07-14 02:27:31,106 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-07-14 02:27:31,106 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-14 02:27:31,106 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-14 02:27:31,106 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-14 02:27:31,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-14 02:27:31,106 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-14 02:27:31,106 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-14 02:27:31,106 INFO L130 BoogieDeclarations]: Found specification of procedure port_r_mib_pkt [2022-07-14 02:27:31,106 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r_mib_pkt [2022-07-14 02:27:31,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-14 02:27:31,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-14 02:27:31,107 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg [2022-07-14 02:27:31,107 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg [2022-07-14 02:27:31,107 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_open [2022-07-14 02:27:31,107 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_open [2022-07-14 02:27:31,107 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_hwlock_of_dev_info [2022-07-14 02:27:31,107 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_hwlock_of_dev_info [2022-07-14 02:27:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_update_timer [2022-07-14 02:27:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_update_timer [2022-07-14 02:27:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-07-14 02:27:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-07-14 02:27:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_free [2022-07-14 02:27:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_free [2022-07-14 02:27:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-14 02:27:31,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-14 02:27:31,108 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_stop_timer [2022-07-14 02:27:31,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_stop_timer [2022-07-14 02:27:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-14 02:27:31,109 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-14 02:27:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_intr [2022-07-14 02:27:31,109 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_intr [2022-07-14 02:27:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-07-14 02:27:31,109 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-07-14 02:27:31,109 INFO L130 BoogieDeclarations]: Found specification of procedure hw_add_addr [2022-07-14 02:27:31,110 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_add_addr [2022-07-14 02:27:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure port_r_mib_cnt [2022-07-14 02:27:31,110 INFO L138 BoogieDeclarations]: Found implementation of procedure port_r_mib_cnt [2022-07-14 02:27:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma_buf [2022-07-14 02:27:31,110 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma_buf [2022-07-14 02:27:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-07-14 02:27:31,110 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-07-14 02:27:31,110 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-14 02:27:31,110 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-14 02:27:31,111 INFO L130 BoogieDeclarations]: Found specification of procedure hw_set_multicast [2022-07-14 02:27:31,111 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_set_multicast [2022-07-14 02:27:31,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-14 02:27:31,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-14 02:27:31,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-14 02:27:31,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-14 02:27:31,111 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 02:27:31,111 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 02:27:31,112 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_regs_len [2022-07-14 02:27:31,112 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_regs_len [2022-07-14 02:27:31,112 INFO L130 BoogieDeclarations]: Found specification of procedure hw_clr_multicast [2022-07-14 02:27:31,112 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_clr_multicast [2022-07-14 02:27:31,112 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_link_speed [2022-07-14 02:27:31,112 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_link_speed [2022-07-14 02:27:31,112 INFO L130 BoogieDeclarations]: Found specification of procedure raise_gpio [2022-07-14 02:27:31,112 INFO L138 BoogieDeclarations]: Found implementation of procedure raise_gpio [2022-07-14 02:27:31,112 INFO L130 BoogieDeclarations]: Found specification of procedure port_w16 [2022-07-14 02:27:31,113 INFO L138 BoogieDeclarations]: Found implementation of procedure port_w16 [2022-07-14 02:27:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure empty_addr [2022-07-14 02:27:31,113 INFO L138 BoogieDeclarations]: Found implementation of procedure empty_addr [2022-07-14 02:27:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-14 02:27:31,113 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-14 02:27:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure mib_read_work [2022-07-14 02:27:31,113 INFO L138 BoogieDeclarations]: Found implementation of procedure mib_read_work [2022-07-14 02:27:31,113 INFO L130 BoogieDeclarations]: Found specification of procedure hw_enable_wol [2022-07-14 02:27:31,114 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_enable_wol [2022-07-14 02:27:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_stp_state [2022-07-14 02:27:31,114 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_stp_state [2022-07-14 02:27:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure hw_clr_wol_pme_status [2022-07-14 02:27:31,114 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_clr_wol_pme_status [2022-07-14 02:27:31,114 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_95 [2022-07-14 02:27:31,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_95 [2022-07-14 02:27:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_start_timer [2022-07-14 02:27:31,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_start_timer [2022-07-14 02:27:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-07-14 02:27:31,115 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-07-14 02:27:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure copy_old_skb [2022-07-14 02:27:31,115 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_old_skb [2022-07-14 02:27:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure hw_cfg_wol_pme [2022-07-14 02:27:31,115 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_cfg_wol_pme [2022-07-14 02:27:31,115 INFO L130 BoogieDeclarations]: Found specification of procedure set_rx_buf [2022-07-14 02:27:31,116 INFO L138 BoogieDeclarations]: Found implementation of procedure set_rx_buf [2022-07-14 02:27:31,116 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_network_header [2022-07-14 02:27:31,116 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_network_header [2022-07-14 02:27:31,116 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-14 02:27:31,116 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-14 02:27:31,116 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-07-14 02:27:31,116 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-07-14 02:27:31,116 INFO L130 BoogieDeclarations]: Found specification of procedure pcidev_exit [2022-07-14 02:27:31,117 INFO L138 BoogieDeclarations]: Found implementation of procedure pcidev_exit [2022-07-14 02:27:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure hw_enable [2022-07-14 02:27:31,117 INFO L138 BoogieDeclarations]: Found implementation of procedure hw_enable [2022-07-14 02:27:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure ksz_alloc_soft_desc [2022-07-14 02:27:31,117 INFO L138 BoogieDeclarations]: Found implementation of procedure ksz_alloc_soft_desc [2022-07-14 02:27:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2022-07-14 02:27:31,117 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2022-07-14 02:27:31,117 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-14 02:27:31,118 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-14 02:27:31,118 INFO L130 BoogieDeclarations]: Found specification of procedure sw_cfg_broad_storm [2022-07-14 02:27:31,118 INFO L138 BoogieDeclarations]: Found implementation of procedure sw_cfg_broad_storm [2022-07-14 02:27:31,118 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-14 02:27:31,118 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-14 02:27:31,118 INFO L130 BoogieDeclarations]: Found specification of procedure port_set_power_saving [2022-07-14 02:27:31,118 INFO L138 BoogieDeclarations]: Found implementation of procedure port_set_power_saving [2022-07-14 02:27:31,118 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-07-14 02:27:31,118 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-07-14 02:27:31,119 INFO L130 BoogieDeclarations]: Found specification of procedure spi_reg [2022-07-14 02:27:31,119 INFO L138 BoogieDeclarations]: Found implementation of procedure spi_reg [2022-07-14 02:27:32,210 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 02:27:32,217 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 02:27:35,422 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 02:29:47,172 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-14 02:29:47,740 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 02:29:47,772 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 02:29:47,772 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2022-07-14 02:29:47,777 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:29:47 BoogieIcfgContainer [2022-07-14 02:29:47,778 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 02:29:47,779 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 02:29:47,779 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 02:29:47,782 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 02:29:47,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 02:27:24" (1/3) ... [2022-07-14 02:29:47,782 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fcf7ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:29:47, skipping insertion in model container [2022-07-14 02:29:47,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 02:27:30" (2/3) ... [2022-07-14 02:29:47,783 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5fcf7ee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 02:29:47, skipping insertion in model container [2022-07-14 02:29:47,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 02:29:47" (3/3) ... [2022-07-14 02:29:47,784 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-micrel-ksz884x.cil.i [2022-07-14 02:29:47,796 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 02:29:47,796 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-14 02:29:47,897 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 02:29:47,912 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@4ac41701, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@502d30a5 [2022-07-14 02:29:47,913 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-14 02:29:47,929 INFO L276 IsEmpty]: Start isEmpty. Operand has 3186 states, 2250 states have (on average 1.2915555555555556) internal successors, (2906), 2315 states have internal predecessors, (2906), 769 states have call successors, (769), 171 states have call predecessors, (769), 170 states have return successors, (763), 750 states have call predecessors, (763), 763 states have call successors, (763) [2022-07-14 02:29:47,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2022-07-14 02:29:47,976 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:29:47,977 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:29:47,977 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:29:47,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:29:47,982 INFO L85 PathProgramCache]: Analyzing trace with hash 1504166602, now seen corresponding path program 1 times [2022-07-14 02:29:47,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:29:47,999 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1077247675] [2022-07-14 02:29:47,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:29:48,000 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:29:48,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:29:48,002 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) [2022-07-14 02:29:48,035 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-14 02:29:50,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:50,360 INFO L263 TraceCheckSpWp]: Trace formula consists of 2629 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 02:29:50,373 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:29:51,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-14 02:29:51,208 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:29:51,209 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:29:51,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1077247675] [2022-07-14 02:29:51,209 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1077247675] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:29:51,210 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:29:51,210 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 02:29:51,211 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [707801351] [2022-07-14 02:29:51,212 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:29:51,215 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 02:29:51,217 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:29:51,243 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 02:29:51,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:29:51,251 INFO L87 Difference]: Start difference. First operand has 3186 states, 2250 states have (on average 1.2915555555555556) internal successors, (2906), 2315 states have internal predecessors, (2906), 769 states have call successors, (769), 171 states have call predecessors, (769), 170 states have return successors, (763), 750 states have call predecessors, (763), 763 states have call successors, (763) Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-07-14 02:29:54,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:29:54,794 INFO L93 Difference]: Finished difference Result 8760 states and 12237 transitions. [2022-07-14 02:29:54,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 02:29:54,797 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 276 [2022-07-14 02:29:54,798 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:29:54,857 INFO L225 Difference]: With dead ends: 8760 [2022-07-14 02:29:54,858 INFO L226 Difference]: Without dead ends: 5541 [2022-07-14 02:29:54,885 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:29:54,892 INFO L413 NwaCegarLoop]: 5002 mSDtfsCounter, 3342 mSDsluCounter, 4293 mSDsCounter, 0 mSdLazyCounter, 109 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3342 SdHoareTripleChecker+Valid, 9295 SdHoareTripleChecker+Invalid, 116 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 109 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2022-07-14 02:29:54,897 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3342 Valid, 9295 Invalid, 116 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2022-07-14 02:29:54,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5541 states. [2022-07-14 02:29:55,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5541 to 5537. [2022-07-14 02:29:55,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5537 states, 3915 states have (on average 1.284035759897829) internal successors, (5027), 4030 states have internal predecessors, (5027), 1295 states have call successors, (1295), 326 states have call predecessors, (1295), 326 states have return successors, (1300), 1268 states have call predecessors, (1300), 1295 states have call successors, (1300) [2022-07-14 02:29:55,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5537 states to 5537 states and 7622 transitions. [2022-07-14 02:29:55,265 INFO L78 Accepts]: Start accepts. Automaton has 5537 states and 7622 transitions. Word has length 276 [2022-07-14 02:29:55,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:29:55,271 INFO L495 AbstractCegarLoop]: Abstraction has 5537 states and 7622 transitions. [2022-07-14 02:29:55,271 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 3 states have call successors, (26), 3 states have call predecessors, (26), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-07-14 02:29:55,271 INFO L276 IsEmpty]: Start isEmpty. Operand 5537 states and 7622 transitions. [2022-07-14 02:29:55,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2022-07-14 02:29:55,286 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:29:55,286 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 20, 20, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 02:29:55,367 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-14 02:29:55,511 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 02:29:55,512 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:29:55,512 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:29:55,512 INFO L85 PathProgramCache]: Analyzing trace with hash 514018415, now seen corresponding path program 1 times [2022-07-14 02:29:55,517 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:29:55,517 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [970273064] [2022-07-14 02:29:55,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:29:55,517 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:29:55,517 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:29:55,520 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) [2022-07-14 02:29:55,522 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-14 02:29:57,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:29:57,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 2750 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 02:29:57,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:29:59,147 INFO L134 CoverageAnalysis]: Checked inductivity of 1770 backedges. 231 proven. 0 refuted. 0 times theorem prover too weak. 1539 trivial. 0 not checked. [2022-07-14 02:29:59,147 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:29:59,147 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:29:59,148 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [970273064] [2022-07-14 02:29:59,148 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [970273064] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:29:59,148 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:29:59,148 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 02:29:59,148 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935792444] [2022-07-14 02:29:59,148 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:29:59,149 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 02:29:59,149 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:29:59,150 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 02:29:59,150 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:29:59,150 INFO L87 Difference]: Start difference. First operand 5537 states and 7622 transitions. Second operand has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-07-14 02:30:01,343 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:30:01,343 INFO L93 Difference]: Finished difference Result 14920 states and 20464 transitions. [2022-07-14 02:30:01,344 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 02:30:01,344 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 285 [2022-07-14 02:30:01,346 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:30:01,417 INFO L225 Difference]: With dead ends: 14920 [2022-07-14 02:30:01,417 INFO L226 Difference]: Without dead ends: 9426 [2022-07-14 02:30:01,447 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 284 GetRequests, 283 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:30:01,448 INFO L413 NwaCegarLoop]: 5896 mSDtfsCounter, 3276 mSDsluCounter, 4283 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3276 SdHoareTripleChecker+Valid, 10179 SdHoareTripleChecker+Invalid, 84 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-07-14 02:30:01,448 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3276 Valid, 10179 Invalid, 84 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-07-14 02:30:01,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9426 states. [2022-07-14 02:30:01,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9426 to 9422. [2022-07-14 02:30:01,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9422 states, 6674 states have (on average 1.2822894815702728) internal successors, (8558), 6864 states have internal predecessors, (8558), 2153 states have call successors, (2153), 594 states have call predecessors, (2153), 594 states have return successors, (2158), 2116 states have call predecessors, (2158), 2153 states have call successors, (2158) [2022-07-14 02:30:01,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9422 states to 9422 states and 12869 transitions. [2022-07-14 02:30:01,850 INFO L78 Accepts]: Start accepts. Automaton has 9422 states and 12869 transitions. Word has length 285 [2022-07-14 02:30:01,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:30:01,852 INFO L495 AbstractCegarLoop]: Abstraction has 9422 states and 12869 transitions. [2022-07-14 02:30:01,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 29.666666666666668) internal successors, (89), 3 states have internal predecessors, (89), 3 states have call successors, (27), 3 states have call predecessors, (27), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-07-14 02:30:01,853 INFO L276 IsEmpty]: Start isEmpty. Operand 9422 states and 12869 transitions. [2022-07-14 02:30:01,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2022-07-14 02:30:01,862 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:30:01,862 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 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] [2022-07-14 02:30:01,941 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-14 02:30:02,083 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 02:30:02,084 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:30:02,084 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:30:02,085 INFO L85 PathProgramCache]: Analyzing trace with hash -172185043, now seen corresponding path program 1 times [2022-07-14 02:30:02,089 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:30:02,090 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [760340900] [2022-07-14 02:30:02,090 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:30:02,090 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:30:02,090 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:30:02,095 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) [2022-07-14 02:30:02,098 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-14 02:30:04,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:04,908 INFO L263 TraceCheckSpWp]: Trace formula consists of 3165 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 02:30:04,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:30:05,665 INFO L134 CoverageAnalysis]: Checked inductivity of 1599 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 1542 trivial. 0 not checked. [2022-07-14 02:30:05,665 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:30:05,665 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:30:05,665 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [760340900] [2022-07-14 02:30:05,665 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [760340900] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:30:05,665 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:30:05,665 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 02:30:05,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127089928] [2022-07-14 02:30:05,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:30:05,666 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 02:30:05,666 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:30:05,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 02:30:05,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:30:05,667 INFO L87 Difference]: Start difference. First operand 9422 states and 12869 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-07-14 02:30:06,524 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:30:06,524 INFO L93 Difference]: Finished difference Result 26735 states and 36507 transitions. [2022-07-14 02:30:06,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 02:30:06,525 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 306 [2022-07-14 02:30:06,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:30:06,657 INFO L225 Difference]: With dead ends: 26735 [2022-07-14 02:30:06,657 INFO L226 Difference]: Without dead ends: 17356 [2022-07-14 02:30:06,711 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 304 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:30:06,713 INFO L413 NwaCegarLoop]: 6157 mSDtfsCounter, 4164 mSDsluCounter, 4324 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4164 SdHoareTripleChecker+Valid, 10481 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-14 02:30:06,714 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4164 Valid, 10481 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-14 02:30:06,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17356 states. [2022-07-14 02:30:07,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17356 to 17342. [2022-07-14 02:30:07,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17342 states, 12279 states have (on average 1.2804788663571953) internal successors, (15723), 12629 states have internal predecessors, (15723), 3957 states have call successors, (3957), 1101 states have call predecessors, (3957), 1105 states have return successors, (3999), 3883 states have call predecessors, (3999), 3957 states have call successors, (3999) [2022-07-14 02:30:07,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17342 states to 17342 states and 23679 transitions. [2022-07-14 02:30:07,753 INFO L78 Accepts]: Start accepts. Automaton has 17342 states and 23679 transitions. Word has length 306 [2022-07-14 02:30:07,754 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:30:07,754 INFO L495 AbstractCegarLoop]: Abstraction has 17342 states and 23679 transitions. [2022-07-14 02:30:07,754 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 3 states have internal predecessors, (100), 3 states have call successors, (32), 3 states have call predecessors, (32), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-07-14 02:30:07,754 INFO L276 IsEmpty]: Start isEmpty. Operand 17342 states and 23679 transitions. [2022-07-14 02:30:07,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2022-07-14 02:30:07,767 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:30:07,768 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 19, 19, 19, 19, 19, 19, 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] [2022-07-14 02:30:07,861 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-07-14 02:30:07,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 02:30:07,984 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:30:07,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:30:07,985 INFO L85 PathProgramCache]: Analyzing trace with hash 1134436215, now seen corresponding path program 1 times [2022-07-14 02:30:07,990 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:30:07,991 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1920197858] [2022-07-14 02:30:07,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:30:07,991 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:30:07,993 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:30:07,995 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) [2022-07-14 02:30:07,997 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-14 02:30:10,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:10,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 3202 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 02:30:10,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:30:11,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1666 backedges. 124 proven. 0 refuted. 0 times theorem prover too weak. 1542 trivial. 0 not checked. [2022-07-14 02:30:11,523 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:30:11,523 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:30:11,523 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1920197858] [2022-07-14 02:30:11,523 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1920197858] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:30:11,524 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:30:11,524 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 02:30:11,524 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [757596422] [2022-07-14 02:30:11,524 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:30:11,524 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 02:30:11,524 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:30:11,525 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 02:30:11,525 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:30:11,525 INFO L87 Difference]: Start difference. First operand 17342 states and 23679 transitions. Second operand has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (34), 3 states have call predecessors, (34), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-07-14 02:30:12,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:30:12,794 INFO L93 Difference]: Finished difference Result 51880 states and 70845 transitions. [2022-07-14 02:30:12,795 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 02:30:12,795 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (34), 3 states have call predecessors, (34), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) Word has length 329 [2022-07-14 02:30:12,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:30:12,974 INFO L225 Difference]: With dead ends: 51880 [2022-07-14 02:30:12,974 INFO L226 Difference]: Without dead ends: 34581 [2022-07-14 02:30:13,047 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 328 GetRequests, 327 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:30:13,049 INFO L413 NwaCegarLoop]: 6220 mSDtfsCounter, 4249 mSDsluCounter, 4323 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4249 SdHoareTripleChecker+Valid, 10543 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-14 02:30:13,050 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4249 Valid, 10543 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-14 02:30:13,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34581 states. [2022-07-14 02:30:14,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34581 to 34563. [2022-07-14 02:30:14,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 34563 states, 24465 states have (on average 1.280564071122011) internal successors, (31329), 25177 states have internal predecessors, (31329), 7887 states have call successors, (7887), 2202 states have call predecessors, (7887), 2210 states have return successors, (7971), 7727 states have call predecessors, (7971), 7887 states have call successors, (7971) [2022-07-14 02:30:14,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34563 states to 34563 states and 47187 transitions. [2022-07-14 02:30:14,388 INFO L78 Accepts]: Start accepts. Automaton has 34563 states and 47187 transitions. Word has length 329 [2022-07-14 02:30:14,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:30:14,393 INFO L495 AbstractCegarLoop]: Abstraction has 34563 states and 47187 transitions. [2022-07-14 02:30:14,393 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 39.666666666666664) internal successors, (119), 3 states have internal predecessors, (119), 3 states have call successors, (34), 3 states have call predecessors, (34), 3 states have return successors, (30), 3 states have call predecessors, (30), 3 states have call successors, (30) [2022-07-14 02:30:14,393 INFO L276 IsEmpty]: Start isEmpty. Operand 34563 states and 47187 transitions. [2022-07-14 02:30:14,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 345 [2022-07-14 02:30:14,418 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:30:14,419 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 19, 19, 19, 19, 19, 19, 3, 3, 3, 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] [2022-07-14 02:30:14,513 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-07-14 02:30:14,643 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 02:30:14,644 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:30:14,644 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:30:14,644 INFO L85 PathProgramCache]: Analyzing trace with hash 1435076071, now seen corresponding path program 1 times [2022-07-14 02:30:14,647 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:30:14,647 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [482955684] [2022-07-14 02:30:14,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:30:14,648 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:30:14,648 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:30:14,649 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) [2022-07-14 02:30:14,650 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-14 02:30:17,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:17,190 INFO L263 TraceCheckSpWp]: Trace formula consists of 3224 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 02:30:17,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:30:17,768 INFO L134 CoverageAnalysis]: Checked inductivity of 1739 backedges. 183 proven. 0 refuted. 0 times theorem prover too weak. 1556 trivial. 0 not checked. [2022-07-14 02:30:17,769 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:30:17,770 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:30:17,770 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [482955684] [2022-07-14 02:30:17,770 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [482955684] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:30:17,770 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:30:17,771 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 02:30:17,771 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579390083] [2022-07-14 02:30:17,771 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:30:17,772 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 02:30:17,772 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:30:17,773 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 02:30:17,773 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:30:17,773 INFO L87 Difference]: Start difference. First operand 34563 states and 47187 transitions. Second operand has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-07-14 02:30:19,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:30:19,360 INFO L93 Difference]: Finished difference Result 69558 states and 94847 transitions. [2022-07-14 02:30:19,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 02:30:19,362 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) Word has length 344 [2022-07-14 02:30:19,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:30:19,551 INFO L225 Difference]: With dead ends: 69558 [2022-07-14 02:30:19,552 INFO L226 Difference]: Without dead ends: 35038 [2022-07-14 02:30:19,792 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 343 GetRequests, 342 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:30:19,793 INFO L413 NwaCegarLoop]: 4412 mSDtfsCounter, 442 mSDsluCounter, 4287 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 442 SdHoareTripleChecker+Valid, 8699 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-14 02:30:19,794 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [442 Valid, 8699 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-14 02:30:19,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35038 states. [2022-07-14 02:30:20,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35038 to 35038. [2022-07-14 02:30:20,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 35038 states, 24803 states have (on average 1.279038825948474) internal successors, (31724), 25522 states have internal predecessors, (31724), 7955 states have call successors, (7955), 2271 states have call predecessors, (7955), 2279 states have return successors, (8039), 7795 states have call predecessors, (8039), 7955 states have call successors, (8039) [2022-07-14 02:30:21,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35038 states to 35038 states and 47718 transitions. [2022-07-14 02:30:21,391 INFO L78 Accepts]: Start accepts. Automaton has 35038 states and 47718 transitions. Word has length 344 [2022-07-14 02:30:21,392 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:30:21,392 INFO L495 AbstractCegarLoop]: Abstraction has 35038 states and 47718 transitions. [2022-07-14 02:30:21,392 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (31), 3 states have call predecessors, (31), 3 states have call successors, (31) [2022-07-14 02:30:21,393 INFO L276 IsEmpty]: Start isEmpty. Operand 35038 states and 47718 transitions. [2022-07-14 02:30:21,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2022-07-14 02:30:21,421 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:30:21,421 INFO L195 NwaCegarLoop]: trace histogram [24, 24, 20, 20, 20, 20, 20, 20, 5, 5, 5, 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] [2022-07-14 02:30:21,560 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2022-07-14 02:30:21,635 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 02:30:21,636 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:30:21,637 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:30:21,637 INFO L85 PathProgramCache]: Analyzing trace with hash -696615606, now seen corresponding path program 1 times [2022-07-14 02:30:21,641 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:30:21,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [613554224] [2022-07-14 02:30:21,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:30:21,642 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:30:21,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:30:21,655 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) [2022-07-14 02:30:21,733 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-14 02:30:24,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:24,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 2892 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 02:30:24,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:30:27,059 INFO L134 CoverageAnalysis]: Checked inductivity of 2011 backedges. 340 proven. 0 refuted. 0 times theorem prover too weak. 1671 trivial. 0 not checked. [2022-07-14 02:30:27,059 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:30:27,060 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:30:27,060 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [613554224] [2022-07-14 02:30:27,060 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [613554224] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:30:27,060 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:30:27,060 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 02:30:27,060 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194981301] [2022-07-14 02:30:27,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:30:27,061 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 02:30:27,061 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:30:27,061 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 02:30:27,061 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:30:27,062 INFO L87 Difference]: Start difference. First operand 35038 states and 47718 transitions. Second operand has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-14 02:30:29,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:30:29,944 INFO L93 Difference]: Finished difference Result 82686 states and 112518 transitions. [2022-07-14 02:30:29,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 02:30:29,945 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 349 [2022-07-14 02:30:29,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:30:30,201 INFO L225 Difference]: With dead ends: 82686 [2022-07-14 02:30:30,201 INFO L226 Difference]: Without dead ends: 48014 [2022-07-14 02:30:30,347 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 348 GetRequests, 347 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:30:30,349 INFO L413 NwaCegarLoop]: 6471 mSDtfsCounter, 3262 mSDsluCounter, 4272 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3262 SdHoareTripleChecker+Valid, 10743 SdHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2022-07-14 02:30:30,349 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3262 Valid, 10743 Invalid, 82 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2022-07-14 02:30:30,397 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48014 states. [2022-07-14 02:30:31,834 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48014 to 48004. [2022-07-14 02:30:31,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 48004 states, 33969 states have (on average 1.2775766139715623) internal successors, (43398), 34950 states have internal predecessors, (43398), 10823 states have call successors, (10823), 3195 states have call predecessors, (10823), 3211 states have return successors, (10923), 10621 states have call predecessors, (10923), 10823 states have call successors, (10923) [2022-07-14 02:30:32,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48004 states to 48004 states and 65144 transitions. [2022-07-14 02:30:32,251 INFO L78 Accepts]: Start accepts. Automaton has 48004 states and 65144 transitions. Word has length 349 [2022-07-14 02:30:32,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:30:32,253 INFO L495 AbstractCegarLoop]: Abstraction has 48004 states and 65144 transitions. [2022-07-14 02:30:32,253 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.666666666666664) internal successors, (125), 3 states have internal predecessors, (125), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-14 02:30:32,253 INFO L276 IsEmpty]: Start isEmpty. Operand 48004 states and 65144 transitions. [2022-07-14 02:30:32,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 404 [2022-07-14 02:30:32,281 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:30:32,281 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 19, 19, 19, 19, 19, 19, 5, 5, 5, 4, 4, 4, 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] [2022-07-14 02:30:32,356 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2022-07-14 02:30:32,495 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 02:30:32,496 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:30:32,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:30:32,497 INFO L85 PathProgramCache]: Analyzing trace with hash 692235245, now seen corresponding path program 1 times [2022-07-14 02:30:32,500 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:30:32,500 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [286716091] [2022-07-14 02:30:32,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:30:32,501 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:30:32,501 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:30:32,502 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-14 02:30:32,505 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-14 02:30:34,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:35,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 3352 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 02:30:35,066 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:30:35,784 INFO L134 CoverageAnalysis]: Checked inductivity of 1997 backedges. 249 proven. 0 refuted. 0 times theorem prover too weak. 1748 trivial. 0 not checked. [2022-07-14 02:30:35,784 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:30:35,785 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:30:35,786 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [286716091] [2022-07-14 02:30:35,786 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [286716091] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:30:35,786 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:30:35,786 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 02:30:35,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968841876] [2022-07-14 02:30:35,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:30:35,788 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 02:30:35,788 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:30:35,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 02:30:35,790 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:30:35,790 INFO L87 Difference]: Start difference. First operand 48004 states and 65144 transitions. Second operand has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 3 states have call successors, (42), 3 states have call predecessors, (42), 3 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2022-07-14 02:30:38,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:30:38,581 INFO L93 Difference]: Finished difference Result 142200 states and 193094 transitions. [2022-07-14 02:30:38,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 02:30:38,582 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 3 states have call successors, (42), 3 states have call predecessors, (42), 3 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 403 [2022-07-14 02:30:38,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:30:39,053 INFO L225 Difference]: With dead ends: 142200 [2022-07-14 02:30:39,053 INFO L226 Difference]: Without dead ends: 94562 [2022-07-14 02:30:39,235 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 402 GetRequests, 401 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:30:39,236 INFO L413 NwaCegarLoop]: 6528 mSDtfsCounter, 4213 mSDsluCounter, 4313 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4213 SdHoareTripleChecker+Valid, 10841 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2022-07-14 02:30:39,236 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4213 Valid, 10841 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2022-07-14 02:30:39,452 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94562 states. [2022-07-14 02:30:41,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94562 to 94560. [2022-07-14 02:30:41,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 94560 states, 66959 states have (on average 1.2782747651547963) internal successors, (85592), 68874 states have internal predecessors, (85592), 21279 states have call successors, (21279), 6289 states have call predecessors, (21279), 6321 states have return successors, (21479), 20915 states have call predecessors, (21479), 21279 states have call successors, (21479) [2022-07-14 02:30:42,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94560 states to 94560 states and 128350 transitions. [2022-07-14 02:30:42,311 INFO L78 Accepts]: Start accepts. Automaton has 94560 states and 128350 transitions. Word has length 403 [2022-07-14 02:30:42,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:30:42,314 INFO L495 AbstractCegarLoop]: Abstraction has 94560 states and 128350 transitions. [2022-07-14 02:30:42,314 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 3 states have call successors, (42), 3 states have call predecessors, (42), 3 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2022-07-14 02:30:42,314 INFO L276 IsEmpty]: Start isEmpty. Operand 94560 states and 128350 transitions. [2022-07-14 02:30:42,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2022-07-14 02:30:42,346 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:30:42,347 INFO L195 NwaCegarLoop]: trace histogram [25, 25, 19, 19, 19, 19, 19, 19, 5, 5, 5, 4, 4, 4, 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] [2022-07-14 02:30:42,438 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2022-07-14 02:30:42,561 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 02:30:42,562 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:30:42,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:30:42,562 INFO L85 PathProgramCache]: Analyzing trace with hash 1215158249, now seen corresponding path program 1 times [2022-07-14 02:30:42,565 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:30:42,565 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1698307547] [2022-07-14 02:30:42,566 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:30:42,566 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:30:42,566 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:30:42,567 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-14 02:30:42,569 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-07-14 02:30:44,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:45,057 INFO L263 TraceCheckSpWp]: Trace formula consists of 3349 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 02:30:45,072 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:30:45,795 INFO L134 CoverageAnalysis]: Checked inductivity of 1997 backedges. 249 proven. 0 refuted. 0 times theorem prover too weak. 1748 trivial. 0 not checked. [2022-07-14 02:30:45,795 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:30:45,795 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:30:45,796 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1698307547] [2022-07-14 02:30:45,796 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1698307547] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:30:45,796 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:30:45,796 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 02:30:45,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1273802462] [2022-07-14 02:30:45,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:30:45,797 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 02:30:45,798 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:30:45,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 02:30:45,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:30:45,798 INFO L87 Difference]: Start difference. First operand 94560 states and 128350 transitions. Second operand has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 3 states have call successors, (42), 3 states have call predecessors, (42), 3 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2022-07-14 02:30:50,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 02:30:50,166 INFO L93 Difference]: Finished difference Result 235336 states and 319530 transitions. [2022-07-14 02:30:50,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-14 02:30:50,167 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 3 states have call successors, (42), 3 states have call predecessors, (42), 3 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) Word has length 400 [2022-07-14 02:30:50,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 02:30:50,972 INFO L225 Difference]: With dead ends: 235336 [2022-07-14 02:30:50,972 INFO L226 Difference]: Without dead ends: 139968 [2022-07-14 02:30:51,295 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 399 GetRequests, 398 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:30:51,296 INFO L413 NwaCegarLoop]: 8551 mSDtfsCounter, 4208 mSDsluCounter, 4318 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4208 SdHoareTripleChecker+Valid, 12869 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-07-14 02:30:51,296 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4208 Valid, 12869 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-07-14 02:30:51,438 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 139968 states. [2022-07-14 02:30:55,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 139968 to 139966. [2022-07-14 02:30:55,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139966 states, 99103 states have (on average 1.2788109340786857) internal successors, (126734), 101928 states have internal predecessors, (126734), 31519 states have call successors, (31519), 9299 states have call predecessors, (31519), 9343 states have return successors, (31812), 30992 states have call predecessors, (31812), 31516 states have call successors, (31812) [2022-07-14 02:30:55,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139966 states to 139966 states and 190065 transitions. [2022-07-14 02:30:55,850 INFO L78 Accepts]: Start accepts. Automaton has 139966 states and 190065 transitions. Word has length 400 [2022-07-14 02:30:55,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 02:30:55,851 INFO L495 AbstractCegarLoop]: Abstraction has 139966 states and 190065 transitions. [2022-07-14 02:30:55,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 50.0) internal successors, (150), 3 states have internal predecessors, (150), 3 states have call successors, (42), 3 states have call predecessors, (42), 3 states have return successors, (38), 3 states have call predecessors, (38), 3 states have call successors, (38) [2022-07-14 02:30:55,852 INFO L276 IsEmpty]: Start isEmpty. Operand 139966 states and 190065 transitions. [2022-07-14 02:30:55,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 424 [2022-07-14 02:30:55,883 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 02:30:55,883 INFO L195 NwaCegarLoop]: trace histogram [26, 26, 20, 20, 20, 20, 20, 20, 9, 9, 9, 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, 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] [2022-07-14 02:30:55,942 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2022-07-14 02:30:56,083 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-14 02:30:56,084 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 02:30:56,085 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 02:30:56,085 INFO L85 PathProgramCache]: Analyzing trace with hash -1348666974, now seen corresponding path program 1 times [2022-07-14 02:30:56,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-14 02:30:56,091 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [797265822] [2022-07-14 02:30:56,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 02:30:56,092 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-14 02:30:56,092 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-14 02:30:56,104 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-14 02:30:56,113 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-07-14 02:30:58,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 02:30:58,799 INFO L263 TraceCheckSpWp]: Trace formula consists of 3032 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-14 02:30:58,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-14 02:31:00,028 INFO L134 CoverageAnalysis]: Checked inductivity of 2297 backedges. 317 proven. 0 refuted. 0 times theorem prover too weak. 1980 trivial. 0 not checked. [2022-07-14 02:31:00,028 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-14 02:31:00,028 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-14 02:31:00,028 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [797265822] [2022-07-14 02:31:00,028 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [797265822] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 02:31:00,028 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 02:31:00,028 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-14 02:31:00,029 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500577860] [2022-07-14 02:31:00,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 02:31:00,029 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-14 02:31:00,029 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-14 02:31:00,030 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-14 02:31:00,030 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-14 02:31:00,030 INFO L87 Difference]: Start difference. First operand 139966 states and 190065 transitions. Second operand has 3 states, 3 states have (on average 51.0) internal successors, (153), 3 states have internal predecessors, (153), 3 states have call successors, (41), 3 states have call predecessors, (41), 3 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39)