./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 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-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.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 0ed43de24ffaa93b1a37c00c78c0cdaa1e1005aa52f2fbac965e933337484318 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 03:08:40,146 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 03:08:40,148 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 03:08:40,173 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 03:08:40,173 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 03:08:40,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 03:08:40,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 03:08:40,176 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 03:08:40,180 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 03:08:40,184 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 03:08:40,185 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 03:08:40,188 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 03:08:40,188 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 03:08:40,190 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 03:08:40,191 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 03:08:40,193 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 03:08:40,193 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 03:08:40,194 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 03:08:40,196 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 03:08:40,198 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 03:08:40,200 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 03:08:40,201 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 03:08:40,202 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 03:08:40,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 03:08:40,205 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 03:08:40,207 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 03:08:40,208 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 03:08:40,209 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 03:08:40,210 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 03:08:40,210 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 03:08:40,211 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 03:08:40,211 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 03:08:40,212 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 03:08:40,213 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 03:08:40,213 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 03:08:40,214 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 03:08:40,214 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 03:08:40,214 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 03:08:40,214 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 03:08:40,214 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 03:08:40,215 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 03:08:40,215 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 03:08:40,217 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-20 03:08:40,237 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 03:08:40,238 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 03:08:40,238 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 03:08:40,238 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 03:08:40,239 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 03:08:40,240 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 03:08:40,240 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 03:08:40,240 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 03:08:40,240 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 03:08:40,241 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 03:08:40,242 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-20 03:08:40,242 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 03:08:40,242 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 03:08:40,242 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 03:08:40,242 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 03:08:40,242 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 03:08:40,243 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 03:08:40,243 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 03:08:40,243 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 03:08:40,243 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 03:08:40,243 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 03:08:40,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 03:08:40,244 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 03:08:40,244 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 03:08:40,244 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 03:08:40,244 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-20 03:08:40,244 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-20 03:08:40,245 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 03:08:40,245 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 03:08:40,245 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 03:08:40,245 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ed43de24ffaa93b1a37c00c78c0cdaa1e1005aa52f2fbac965e933337484318 [2022-07-20 03:08:40,414 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 03:08:40,441 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 03:08:40,443 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 03:08:40,444 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 03:08:40,444 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 03:08:40,445 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i [2022-07-20 03:08:40,499 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5badb28da/3e14d2648c1445868622f5bded6508b2/FLAG56b521ab8 [2022-07-20 03:08:41,208 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 03:08:41,209 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i [2022-07-20 03:08:41,249 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5badb28da/3e14d2648c1445868622f5bded6508b2/FLAG56b521ab8 [2022-07-20 03:08:41,518 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/5badb28da/3e14d2648c1445868622f5bded6508b2 [2022-07-20 03:08:41,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 03:08:41,521 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 03:08:41,523 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 03:08:41,523 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 03:08:41,525 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 03:08:41,526 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 03:08:41" (1/1) ... [2022-07-20 03:08:41,526 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1dad97d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:08:41, skipping insertion in model container [2022-07-20 03:08:41,526 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 03:08:41" (1/1) ... [2022-07-20 03:08:41,531 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 03:08:41,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 03:08:44,750 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-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[458925,458938] [2022-07-20 03:08:44,753 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-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[459070,459083] [2022-07-20 03:08:44,787 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 03:08:44,857 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 03:08:45,159 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: phy_val = (unsigned int )phy_val & 65027U [15270] 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:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1650) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1627) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:332) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1081) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1470) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3276) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2361) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:601) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-07-20 03:08:45,163 INFO L158 Benchmark]: Toolchain (without parser) took 3641.63ms. Allocated memory was 94.4MB in the beginning and 199.2MB in the end (delta: 104.9MB). Free memory was 64.1MB in the beginning and 106.5MB in the end (delta: -42.4MB). Peak memory consumption was 105.4MB. Max. memory is 16.1GB. [2022-07-20 03:08:45,164 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 94.4MB. Free memory was 65.4MB in the beginning and 65.4MB in the end (delta: 21.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-20 03:08:45,164 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3639.10ms. Allocated memory was 94.4MB in the beginning and 199.2MB in the end (delta: 104.9MB). Free memory was 64.1MB in the beginning and 106.5MB in the end (delta: -42.4MB). Peak memory consumption was 105.4MB. Max. memory is 16.1GB. [2022-07-20 03:08:45,165 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 94.4MB. Free memory was 65.4MB in the beginning and 65.4MB in the end (delta: 21.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3639.10ms. Allocated memory was 94.4MB in the beginning and 199.2MB in the end (delta: 104.9MB). Free memory was 64.1MB in the beginning and 106.5MB in the end (delta: -42.4MB). Peak memory consumption was 105.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: TypeCheckException: Type check failed for C: phy_val = (unsigned int )phy_val & 65027U [15270] de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: TypeCheckException: Type check failed for C: phy_val = (unsigned int )phy_val & 65027U [15270]: 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-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.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 0ed43de24ffaa93b1a37c00c78c0cdaa1e1005aa52f2fbac965e933337484318 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-20 03:08:46,642 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-20 03:08:46,643 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-20 03:08:46,666 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-20 03:08:46,666 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-20 03:08:46,667 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-20 03:08:46,668 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-20 03:08:46,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-20 03:08:46,673 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-20 03:08:46,674 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-20 03:08:46,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-20 03:08:46,677 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-20 03:08:46,678 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-20 03:08:46,680 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-20 03:08:46,682 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-20 03:08:46,684 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-20 03:08:46,686 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-20 03:08:46,691 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-20 03:08:46,692 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-20 03:08:46,694 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-20 03:08:46,700 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-20 03:08:46,700 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-20 03:08:46,701 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-20 03:08:46,702 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-20 03:08:46,702 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-20 03:08:46,704 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-20 03:08:46,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-20 03:08:46,711 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-20 03:08:46,712 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-20 03:08:46,712 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-20 03:08:46,713 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-20 03:08:46,713 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-20 03:08:46,714 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-20 03:08:46,714 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-20 03:08:46,715 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-20 03:08:46,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-20 03:08:46,716 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-20 03:08:46,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-20 03:08:46,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-20 03:08:46,716 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-20 03:08:46,717 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-20 03:08:46,719 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-20 03:08:46,720 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-07-20 03:08:46,738 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-20 03:08:46,738 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-20 03:08:46,738 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-20 03:08:46,738 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-20 03:08:46,739 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-20 03:08:46,739 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-20 03:08:46,739 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-20 03:08:46,739 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-20 03:08:46,739 INFO L138 SettingsManager]: * Use SBE=true [2022-07-20 03:08:46,739 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-20 03:08:46,740 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-20 03:08:46,740 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-20 03:08:46,740 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-20 03:08:46,740 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-20 03:08:46,747 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-07-20 03:08:46,747 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-07-20 03:08:46,747 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-07-20 03:08:46,747 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-20 03:08:46,747 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-20 03:08:46,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-20 03:08:46,748 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-20 03:08:46,748 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-20 03:08:46,749 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-20 03:08:46,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 03:08:46,749 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-20 03:08:46,749 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-20 03:08:46,749 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-20 03:08:46,749 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-07-20 03:08:46,750 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-07-20 03:08:46,750 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-20 03:08:46,750 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-20 03:08:46,750 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-20 03:08:46,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-07-20 03:08:46,750 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ed43de24ffaa93b1a37c00c78c0cdaa1e1005aa52f2fbac965e933337484318 [2022-07-20 03:08:46,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-20 03:08:47,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-20 03:08:47,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-20 03:08:47,014 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-20 03:08:47,014 INFO L275 PluginConnector]: CDTParser initialized [2022-07-20 03:08:47,015 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i [2022-07-20 03:08:47,069 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc7ad8c0f/2afc066e8fa243ea9d75b9c3cbabe925/FLAG388620ad5 [2022-07-20 03:08:47,758 INFO L306 CDTParser]: Found 1 translation units. [2022-07-20 03:08:47,759 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i [2022-07-20 03:08:47,802 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc7ad8c0f/2afc066e8fa243ea9d75b9c3cbabe925/FLAG388620ad5 [2022-07-20 03:08:47,856 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc7ad8c0f/2afc066e8fa243ea9d75b9c3cbabe925 [2022-07-20 03:08:47,858 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-20 03:08:47,860 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-20 03:08:47,861 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-20 03:08:47,861 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-20 03:08:47,863 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-20 03:08:47,863 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 03:08:47" (1/1) ... [2022-07-20 03:08:47,864 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40d00b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:08:47, skipping insertion in model container [2022-07-20 03:08:47,864 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.07 03:08:47" (1/1) ... [2022-07-20 03:08:47,869 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-20 03:08:47,993 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 03:08:50,878 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-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[458925,458938] [2022-07-20 03:08:50,880 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-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[459070,459083] [2022-07-20 03:08:50,916 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 03:08:50,987 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-07-20 03:08:51,061 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-20 03:08:51,291 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-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[458925,458938] [2022-07-20 03:08:51,292 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-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[459070,459083] [2022-07-20 03:08:51,296 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 03:08:51,315 INFO L203 MainTranslator]: Completed pre-run [2022-07-20 03:08:51,581 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-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[458925,458938] [2022-07-20 03:08:51,582 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-challenges/linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i[459070,459083] [2022-07-20 03:08:51,586 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-20 03:08:51,806 INFO L208 MainTranslator]: Completed translation [2022-07-20 03:08:51,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:08:51 WrapperNode [2022-07-20 03:08:51,806 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-20 03:08:51,807 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-20 03:08:51,808 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-20 03:08:51,808 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-20 03:08:51,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:08:51" (1/1) ... [2022-07-20 03:08:51,911 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:08:51" (1/1) ... [2022-07-20 03:08:52,135 INFO L137 Inliner]: procedures = 681, calls = 4451, calls flagged for inlining = 327, calls inlined = 292, statements flattened = 8269 [2022-07-20 03:08:52,136 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-20 03:08:52,136 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-20 03:08:52,136 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-20 03:08:52,137 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-20 03:08:52,144 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:08:51" (1/1) ... [2022-07-20 03:08:52,145 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:08:51" (1/1) ... [2022-07-20 03:08:52,181 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:08:51" (1/1) ... [2022-07-20 03:08:52,182 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:08:51" (1/1) ... [2022-07-20 03:08:52,311 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:08:51" (1/1) ... [2022-07-20 03:08:52,335 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:08:51" (1/1) ... [2022-07-20 03:08:52,372 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:08:51" (1/1) ... [2022-07-20 03:08:52,410 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-20 03:08:52,412 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-20 03:08:52,412 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-20 03:08:52,412 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-20 03:08:52,412 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:08:51" (1/1) ... [2022-07-20 03:08:52,417 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-20 03:08:52,425 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-20 03:08:52,436 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) [2022-07-20 03:08:52,452 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 [2022-07-20 03:08:52,479 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2022-07-20 03:08:52,480 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2022-07-20 03:08:52,480 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-20 03:08:52,480 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-20 03:08:52,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2022-07-20 03:08:52,480 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2022-07-20 03:08:52,480 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-20 03:08:52,481 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-20 03:08:52,481 INFO L130 BoogieDeclarations]: Found specification of procedure alx_halt [2022-07-20 03:08:52,481 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_halt [2022-07-20 03:08:52,481 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_txbuf [2022-07-20 03:08:52,481 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_txbuf [2022-07-20 03:08:52,481 INFO L130 BoogieDeclarations]: Found specification of procedure dump_stack [2022-07-20 03:08:52,481 INFO L138 BoogieDeclarations]: Found implementation of procedure dump_stack [2022-07-20 03:08:52,482 INFO L130 BoogieDeclarations]: Found specification of procedure alx_suspend [2022-07-20 03:08:52,482 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_suspend [2022-07-20 03:08:52,482 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_read_phy_reg [2022-07-20 03:08:52,482 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_read_phy_reg [2022-07-20 03:08:52,482 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-07-20 03:08:52,482 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-07-20 03:08:52,482 INFO L130 BoogieDeclarations]: Found specification of procedure alx_wait_reg [2022-07-20 03:08:52,482 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_wait_reg [2022-07-20 03:08:52,483 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-20 03:08:52,483 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-20 03:08:52,483 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-07-20 03:08:52,483 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-07-20 03:08:52,483 INFO L130 BoogieDeclarations]: Found specification of procedure alx_pci_error_resume [2022-07-20 03:08:52,484 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_pci_error_resume [2022-07-20 03:08:52,484 INFO L130 BoogieDeclarations]: Found specification of procedure alx_tx_timeout [2022-07-20 03:08:52,484 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_tx_timeout [2022-07-20 03:08:52,484 INFO L130 BoogieDeclarations]: Found specification of procedure alx_irq_enable [2022-07-20 03:08:52,484 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_irq_enable [2022-07-20 03:08:52,484 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-20 03:08:52,484 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-20 03:08:52,485 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_mem16 [2022-07-20 03:08:52,485 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_mem16 [2022-07-20 03:08:52,485 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-20 03:08:52,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~C_INT~structend~~TO~C_INT [2022-07-20 03:08:52,485 INFO L130 BoogieDeclarations]: Found specification of procedure alx_irq_disable [2022-07-20 03:08:52,485 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_irq_disable [2022-07-20 03:08:52,485 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-07-20 03:08:52,486 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-07-20 03:08:52,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-07-20 03:08:52,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-07-20 03:08:52,486 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-07-20 03:08:52,486 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-07-20 03:08:52,487 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-07-20 03:08:52,487 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-07-20 03:08:52,487 INFO L130 BoogieDeclarations]: Found specification of procedure alx_activate [2022-07-20 03:08:52,488 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_activate [2022-07-20 03:08:52,488 INFO L130 BoogieDeclarations]: Found specification of procedure alx_remove [2022-07-20 03:08:52,488 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_remove [2022-07-20 03:08:52,488 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-20 03:08:52,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-20 03:08:52,488 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_msi [2022-07-20 03:08:52,489 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_msi [2022-07-20 03:08:52,489 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2022-07-20 03:08:52,489 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2022-07-20 03:08:52,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-20 03:08:52,489 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2022-07-20 03:08:52,489 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2022-07-20 03:08:52,489 INFO L130 BoogieDeclarations]: Found specification of procedure alx_post_write [2022-07-20 03:08:52,490 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_post_write [2022-07-20 03:08:52,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-07-20 03:08:52,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-07-20 03:08:52,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2022-07-20 03:08:52,490 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-07-20 03:08:52,491 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-07-20 03:08:52,491 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2022-07-20 03:08:52,491 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2022-07-20 03:08:52,491 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_reg [2022-07-20 03:08:52,491 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_reg [2022-07-20 03:08:52,491 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2022-07-20 03:08:52,491 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_ext [2022-07-20 03:08:52,492 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_ext [2022-07-20 03:08:52,492 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-07-20 03:08:52,492 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-07-20 03:08:52,492 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-20 03:08:52,492 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-20 03:08:52,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_114 [2022-07-20 03:08:52,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_114 [2022-07-20 03:08:52,493 INFO L130 BoogieDeclarations]: Found specification of procedure ethadv_to_hw_cfg [2022-07-20 03:08:52,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ethadv_to_hw_cfg [2022-07-20 03:08:52,493 INFO L130 BoogieDeclarations]: Found specification of procedure alx_stop [2022-07-20 03:08:52,493 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_stop [2022-07-20 03:08:52,493 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-20 03:08:52,494 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-20 03:08:52,494 INFO L130 BoogieDeclarations]: Found specification of procedure alx_resume [2022-07-20 03:08:52,494 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_resume [2022-07-20 03:08:52,494 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-20 03:08:52,494 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-20 03:08:52,495 INFO L130 BoogieDeclarations]: Found specification of procedure alx_schedule_link_check [2022-07-20 03:08:52,495 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_schedule_link_check [2022-07-20 03:08:52,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-07-20 03:08:52,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-07-20 03:08:52,495 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-20 03:08:52,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~C_ULONG~X~C_ULONG~X~C_INT~X~$Pointer$~TO~~dma_addr_t~0 [2022-07-20 03:08:52,495 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-20 03:08:52,495 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-20 03:08:52,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_after_alloc [2022-07-20 03:08:52,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_after_alloc [2022-07-20 03:08:52,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-20 03:08:52,496 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-20 03:08:52,496 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-07-20 03:08:52,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-07-20 03:08:52,497 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_open [2022-07-20 03:08:52,497 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_open [2022-07-20 03:08:52,497 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_core [2022-07-20 03:08:52,498 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_core [2022-07-20 03:08:52,499 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-07-20 03:08:52,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-07-20 03:08:52,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-07-20 03:08:52,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-07-20 03:08:52,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-07-20 03:08:52,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-07-20 03:08:52,501 INFO L130 BoogieDeclarations]: Found specification of procedure alx_update_hw_stats [2022-07-20 03:08:52,501 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_update_hw_stats [2022-07-20 03:08:52,502 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_mem32 [2022-07-20 03:08:52,506 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_mem32 [2022-07-20 03:08:52,506 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-20 03:08:52,507 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-20 03:08:52,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-20 03:08:52,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-07-20 03:08:52,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-07-20 03:08:52,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2022-07-20 03:08:52,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_calloc [2022-07-20 03:08:52,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_2 [2022-07-20 03:08:52,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_2 [2022-07-20 03:08:52,507 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_4 [2022-07-20 03:08:52,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_4 [2022-07-20 03:08:52,508 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_dbg [2022-07-20 03:08:52,508 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_dbg [2022-07-20 03:08:52,508 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-07-20 03:08:52,508 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-07-20 03:08:52,508 INFO L130 BoogieDeclarations]: Found specification of procedure alx_netif_stop [2022-07-20 03:08:52,508 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_netif_stop [2022-07-20 03:08:52,508 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-20 03:08:52,508 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-07-20 03:08:52,509 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-07-20 03:08:52,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-07-20 03:08:52,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-07-20 03:08:52,509 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-20 03:08:52,509 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-20 03:08:52,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-20 03:08:52,509 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-20 03:08:52,509 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_giga [2022-07-20 03:08:52,510 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_giga [2022-07-20 03:08:52,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2022-07-20 03:08:52,510 INFO L130 BoogieDeclarations]: Found specification of procedure alx_poll_controller [2022-07-20 03:08:52,510 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_poll_controller [2022-07-20 03:08:52,510 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2022-07-20 03:08:52,510 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_pcie [2022-07-20 03:08:52,510 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_pcie [2022-07-20 03:08:52,510 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 03:08:52,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-20 03:08:52,511 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2022-07-20 03:08:52,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_exclusive_spin_is_locked [2022-07-20 03:08:52,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_exclusive_spin_is_locked [2022-07-20 03:08:52,511 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~C_INT~X~$Pointer$~TO~C_INT [2022-07-20 03:08:52,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~C_INT~X~$Pointer$~TO~C_INT [2022-07-20 03:08:52,511 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2022-07-20 03:08:52,511 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2022-07-20 03:08:52,511 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_is_locked [2022-07-20 03:08:52,511 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_is_locked [2022-07-20 03:08:52,512 INFO L130 BoogieDeclarations]: Found specification of procedure alx_schedule_reset [2022-07-20 03:08:52,512 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_schedule_reset [2022-07-20 03:08:52,512 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_legacy [2022-07-20 03:08:52,512 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_legacy [2022-07-20 03:08:52,512 INFO L130 BoogieDeclarations]: Found specification of procedure alx_refill_rx_ring [2022-07-20 03:08:52,512 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_refill_rx_ring [2022-07-20 03:08:52,512 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_dbg [2022-07-20 03:08:52,512 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_dbg [2022-07-20 03:08:52,512 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_spin_lock [2022-07-20 03:08:52,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_spin_lock [2022-07-20 03:08:52,513 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-20 03:08:52,513 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-20 03:08:52,513 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-07-20 03:08:52,513 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-07-20 03:08:52,513 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-07-20 03:08:52,513 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-07-20 03:08:52,513 INFO L130 BoogieDeclarations]: Found specification of procedure alx_set_macaddr [2022-07-20 03:08:52,513 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_set_macaddr [2022-07-20 03:08:52,514 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-07-20 03:08:52,514 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-07-20 03:08:52,514 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2022-07-20 03:08:52,514 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2022-07-20 03:08:52,514 INFO L130 BoogieDeclarations]: Found specification of procedure alx_speed_to_ethadv [2022-07-20 03:08:52,514 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_speed_to_ethadv [2022-07-20 03:08:52,514 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-07-20 03:08:52,514 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-07-20 03:08:52,514 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2022-07-20 03:08:52,515 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_rings [2022-07-20 03:08:52,515 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_rings [2022-07-20 03:08:52,515 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-20 03:08:52,515 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-20 03:08:52,515 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-07-20 03:08:52,515 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-07-20 03:08:52,515 INFO L130 BoogieDeclarations]: Found specification of procedure pci_select_bars [2022-07-20 03:08:52,515 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_select_bars [2022-07-20 03:08:52,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-07-20 03:08:52,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2022-07-20 03:08:52,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-07-20 03:08:52,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-20 03:08:52,516 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2022-07-20 03:08:52,516 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-20 03:08:52,516 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-20 03:08:52,516 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-20 03:08:52,516 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2022-07-20 03:08:52,517 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2022-07-20 03:08:52,517 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-20 03:08:52,517 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-20 03:08:52,517 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-07-20 03:08:52,517 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-07-20 03:08:52,517 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-07-20 03:08:52,517 INFO L130 BoogieDeclarations]: Found specification of procedure alx_open [2022-07-20 03:08:52,517 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_open [2022-07-20 03:08:52,517 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-07-20 03:08:52,518 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-07-20 03:08:52,518 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-07-20 03:08:52,518 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-07-20 03:08:52,518 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_with_cr [2022-07-20 03:08:52,518 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_with_cr [2022-07-20 03:08:52,519 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-07-20 03:08:52,519 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-07-20 03:08:52,519 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2022-07-20 03:08:52,519 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2022-07-20 03:08:52,519 INFO L130 BoogieDeclarations]: Found specification of procedure alx_get_supported_speeds [2022-07-20 03:08:52,519 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_get_supported_speeds [2022-07-20 03:08:52,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-20 03:08:52,519 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-20 03:08:52,519 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_macaddr [2022-07-20 03:08:52,520 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_macaddr [2022-07-20 03:08:52,520 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_mem32 [2022-07-20 03:08:52,520 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_mem32 [2022-07-20 03:08:52,520 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2022-07-20 03:08:52,521 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2022-07-20 03:08:52,523 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-07-20 03:08:52,523 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-07-20 03:08:52,523 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_post_probe [2022-07-20 03:08:52,523 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_post_probe [2022-07-20 03:08:52,523 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-07-20 03:08:52,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-07-20 03:08:52,524 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-07-20 03:08:52,524 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-07-20 03:08:52,524 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-07-20 03:08:52,525 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-07-20 03:08:52,525 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-20 03:08:52,525 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-20 03:08:52,525 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-20 03:08:52,525 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reinit_rings [2022-07-20 03:08:52,525 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reinit_rings [2022-07-20 03:08:52,525 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_reg [2022-07-20 03:08:52,525 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_reg [2022-07-20 03:08:52,525 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2022-07-20 03:08:52,526 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2022-07-20 03:08:52,526 INFO L130 BoogieDeclarations]: Found specification of procedure alx_free_buffers [2022-07-20 03:08:52,526 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_free_buffers [2022-07-20 03:08:52,526 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-07-20 03:08:52,526 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-07-20 03:08:52,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-20 03:08:52,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_lock_of_alx_priv [2022-07-20 03:08:52,526 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_lock_of_alx_priv [2022-07-20 03:08:52,526 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_105 [2022-07-20 03:08:52,527 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_105 [2022-07-20 03:08:52,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2022-07-20 03:08:52,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-07-20 03:08:52,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2022-07-20 03:08:52,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-07-20 03:08:52,527 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-20 03:08:52,527 INFO L130 BoogieDeclarations]: Found specification of procedure alx_wait_mdio_idle [2022-07-20 03:08:52,527 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_wait_mdio_idle [2022-07-20 03:08:52,527 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pre_probe [2022-07-20 03:08:52,528 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pre_probe [2022-07-20 03:08:52,528 INFO L130 BoogieDeclarations]: Found specification of procedure alx_intr_handle [2022-07-20 03:08:52,528 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_intr_handle [2022-07-20 03:08:52,528 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2022-07-20 03:08:52,528 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2022-07-20 03:08:52,528 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-07-20 03:08:52,528 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-07-20 03:08:52,528 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-07-20 03:08:52,528 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-07-20 03:08:52,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-07-20 03:08:52,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-07-20 03:08:52,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-07-20 03:08:52,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-07-20 03:08:52,529 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-20 03:08:52,529 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-20 03:08:52,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_lock_of_alx_priv [2022-07-20 03:08:52,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_lock_of_alx_priv [2022-07-20 03:08:52,529 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-20 03:08:52,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-20 03:08:52,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_alx_driver_exit_15_2 [2022-07-20 03:08:52,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_alx_driver_exit_15_2 [2022-07-20 03:08:52,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_85 [2022-07-20 03:08:52,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_85 [2022-07-20 03:08:52,530 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2022-07-20 03:08:52,530 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2022-07-20 03:08:52,530 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-07-20 03:08:52,530 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-07-20 03:08:52,531 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~C_INT [2022-07-20 03:08:52,531 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~C_INT [2022-07-20 03:08:52,531 INFO L130 BoogieDeclarations]: Found specification of procedure alx_is_rev_a [2022-07-20 03:08:52,531 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_is_rev_a [2022-07-20 03:08:52,531 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-07-20 03:08:52,531 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-07-20 03:08:52,531 INFO L130 BoogieDeclarations]: Found specification of procedure alx_read_phy_core [2022-07-20 03:08:52,531 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_read_phy_core [2022-07-20 03:08:52,531 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-20 03:08:52,531 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-20 03:08:52,532 INFO L130 BoogieDeclarations]: Found specification of procedure alx_write_phy_ext [2022-07-20 03:08:52,587 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_write_phy_ext [2022-07-20 03:08:52,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2022-07-20 03:08:52,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2022-07-20 03:08:52,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2022-07-20 03:08:52,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2022-07-20 03:08:52,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-20 03:08:52,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-20 03:08:52,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_86 [2022-07-20 03:08:52,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_86 [2022-07-20 03:08:52,587 INFO L130 BoogieDeclarations]: Found specification of procedure alx_post_phy_link [2022-07-20 03:08:52,587 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_post_phy_link [2022-07-20 03:08:52,587 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reinit [2022-07-20 03:08:52,588 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reinit [2022-07-20 03:08:52,588 INFO L130 BoogieDeclarations]: Found specification of procedure alx_tpd_avail [2022-07-20 03:08:52,588 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_tpd_avail [2022-07-20 03:08:52,588 INFO L130 BoogieDeclarations]: Found specification of procedure alx_setup_speed_duplex [2022-07-20 03:08:52,588 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_setup_speed_duplex [2022-07-20 03:08:52,588 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-07-20 03:08:52,588 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-07-20 03:08:52,588 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_stop [2022-07-20 03:08:52,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_stop [2022-07-20 03:08:52,588 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-07-20 03:08:52,588 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-07-20 03:08:52,588 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2022-07-20 03:08:52,588 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2022-07-20 03:08:52,588 INFO L130 BoogieDeclarations]: Found specification of procedure alx_enable_aspm [2022-07-20 03:08:52,588 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_enable_aspm [2022-07-20 03:08:52,588 INFO L130 BoogieDeclarations]: Found specification of procedure alx_set_rx_mode [2022-07-20 03:08:52,588 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_set_rx_mode [2022-07-20 03:08:52,588 INFO L130 BoogieDeclarations]: Found specification of procedure alx_hw_revision [2022-07-20 03:08:52,588 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_hw_revision [2022-07-20 03:08:52,588 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_set_rx_mode [2022-07-20 03:08:52,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_set_rx_mode [2022-07-20 03:08:52,588 INFO L130 BoogieDeclarations]: Found specification of procedure __alx_write_phy_reg [2022-07-20 03:08:52,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __alx_write_phy_reg [2022-07-20 03:08:52,588 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-07-20 03:08:52,588 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-07-20 03:08:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-07-20 03:08:52,589 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-07-20 03:08:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-07-20 03:08:52,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-07-20 03:08:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-07-20 03:08:52,589 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-07-20 03:08:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2022-07-20 03:08:52,589 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2022-07-20 03:08:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure alx_configure [2022-07-20 03:08:52,589 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_configure [2022-07-20 03:08:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_phy [2022-07-20 03:08:52,589 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_phy [2022-07-20 03:08:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2022-07-20 03:08:52,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2022-07-20 03:08:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-20 03:08:52,589 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-20 03:08:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2022-07-20 03:08:52,589 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2022-07-20 03:08:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-20 03:08:52,589 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-20 03:08:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_113 [2022-07-20 03:08:52,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_113 [2022-07-20 03:08:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-07-20 03:08:52,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-07-20 03:08:52,589 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le64 [2022-07-20 03:08:52,589 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le64 [2022-07-20 03:08:52,590 INFO L130 BoogieDeclarations]: Found specification of procedure alx_reset_mac [2022-07-20 03:08:52,590 INFO L138 BoogieDeclarations]: Found implementation of procedure alx_reset_mac [2022-07-20 03:08:53,390 INFO L234 CfgBuilder]: Building ICFG [2022-07-20 03:08:53,394 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-20 03:08:53,497 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-20 03:09:27,802 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-07-20 03:09:28,554 INFO L275 CfgBuilder]: Performing block encoding [2022-07-20 03:09:28,574 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-20 03:09:28,574 INFO L299 CfgBuilder]: Removed 8 assume(true) statements. [2022-07-20 03:09:28,578 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 03:09:28 BoogieIcfgContainer [2022-07-20 03:09:28,578 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-20 03:09:28,580 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-20 03:09:28,580 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-20 03:09:28,582 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-20 03:09:28,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.07 03:08:47" (1/3) ... [2022-07-20 03:09:28,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@361345f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 03:09:28, skipping insertion in model container [2022-07-20 03:09:28,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.07 03:08:51" (2/3) ... [2022-07-20 03:09:28,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@361345f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.07 03:09:28, skipping insertion in model container [2022-07-20 03:09:28,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.07 03:09:28" (3/3) ... [2022-07-20 03:09:28,584 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-alloc-spinlock_drivers-net-ethernet-atheros-alx-alx.cil.i [2022-07-20 03:09:28,593 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-20 03:09:28,593 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-20 03:09:28,673 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-20 03:09:28,681 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@10327892, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@6a0232ab [2022-07-20 03:09:28,681 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-20 03:09:28,692 INFO L276 IsEmpty]: Start isEmpty. Operand has 3125 states, 2081 states have (on average 1.271984622777511) internal successors, (2647), 2125 states have internal predecessors, (2647), 876 states have call successors, (876), 171 states have call predecessors, (876), 170 states have return successors, (867), 852 states have call predecessors, (867), 867 states have call successors, (867) [2022-07-20 03:09:28,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 229 [2022-07-20 03:09:28,719 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:09:28,719 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 03:09:28,720 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 03:09:28,723 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:09:28,723 INFO L85 PathProgramCache]: Analyzing trace with hash -1793120373, now seen corresponding path program 1 times [2022-07-20 03:09:28,748 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:09:28,749 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [163738877] [2022-07-20 03:09:28,749 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:09:28,749 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:09:28,750 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:09:28,752 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) [2022-07-20 03:09:28,775 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-07-20 03:09:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:09:30,961 INFO L263 TraceCheckSpWp]: Trace formula consists of 3269 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 03:09:30,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:09:31,253 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1080 trivial. 0 not checked. [2022-07-20 03:09:31,253 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 03:09:31,254 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:09:31,254 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [163738877] [2022-07-20 03:09:31,254 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [163738877] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 03:09:31,254 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 03:09:31,254 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 03:09:31,256 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234267445] [2022-07-20 03:09:31,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 03:09:31,259 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 03:09:31,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:09:31,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 03:09:31,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:09:31,282 INFO L87 Difference]: Start difference. First operand has 3125 states, 2081 states have (on average 1.271984622777511) internal successors, (2647), 2125 states have internal predecessors, (2647), 876 states have call successors, (876), 171 states have call predecessors, (876), 170 states have return successors, (867), 852 states have call predecessors, (867), 867 states have call successors, (867) Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-07-20 03:09:32,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 03:09:32,252 INFO L93 Difference]: Finished difference Result 8727 states and 12375 transitions. [2022-07-20 03:09:32,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 03:09:32,254 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 228 [2022-07-20 03:09:32,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 03:09:32,289 INFO L225 Difference]: With dead ends: 8727 [2022-07-20 03:09:32,289 INFO L226 Difference]: Without dead ends: 5561 [2022-07-20 03:09:32,307 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 227 GetRequests, 226 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:09:32,310 INFO L413 NwaCegarLoop]: 5008 mSDtfsCounter, 3567 mSDsluCounter, 4211 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3567 SdHoareTripleChecker+Valid, 9219 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-20 03:09:32,310 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3567 Valid, 9219 Invalid, 92 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-20 03:09:32,327 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5561 states. [2022-07-20 03:09:32,504 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5561 to 5558. [2022-07-20 03:09:32,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5558 states, 3728 states have (on average 1.2553648068669527) internal successors, (4680), 3797 states have internal predecessors, (4680), 1511 states have call successors, (1511), 318 states have call predecessors, (1511), 318 states have return successors, (1511), 1490 states have call predecessors, (1511), 1511 states have call successors, (1511) [2022-07-20 03:09:32,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5558 states to 5558 states and 7702 transitions. [2022-07-20 03:09:32,659 INFO L78 Accepts]: Start accepts. Automaton has 5558 states and 7702 transitions. Word has length 228 [2022-07-20 03:09:32,660 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 03:09:32,661 INFO L495 AbstractCegarLoop]: Abstraction has 5558 states and 7702 transitions. [2022-07-20 03:09:32,661 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-07-20 03:09:32,661 INFO L276 IsEmpty]: Start isEmpty. Operand 5558 states and 7702 transitions. [2022-07-20 03:09:32,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2022-07-20 03:09:32,669 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:09:32,669 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 03:09:32,723 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-07-20 03:09:32,870 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 03:09:32,870 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 03:09:32,872 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:09:32,872 INFO L85 PathProgramCache]: Analyzing trace with hash -1914200296, now seen corresponding path program 1 times [2022-07-20 03:09:32,876 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:09:32,876 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1517902813] [2022-07-20 03:09:32,876 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:09:32,876 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:09:32,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:09:32,878 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) [2022-07-20 03:09:32,879 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-07-20 03:09:34,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:09:34,989 INFO L263 TraceCheckSpWp]: Trace formula consists of 3270 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 03:09:35,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:09:35,218 INFO L134 CoverageAnalysis]: Checked inductivity of 1128 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1080 trivial. 0 not checked. [2022-07-20 03:09:35,218 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 03:09:35,218 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:09:35,218 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1517902813] [2022-07-20 03:09:35,218 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1517902813] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 03:09:35,218 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 03:09:35,219 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 03:09:35,219 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [994202044] [2022-07-20 03:09:35,219 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 03:09:35,221 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 03:09:35,221 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:09:35,221 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 03:09:35,221 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:09:35,222 INFO L87 Difference]: Start difference. First operand 5558 states and 7702 transitions. Second operand has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-07-20 03:09:36,496 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 03:09:36,496 INFO L93 Difference]: Finished difference Result 15974 states and 22138 transitions. [2022-07-20 03:09:36,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 03:09:36,497 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) Word has length 229 [2022-07-20 03:09:36,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 03:09:36,568 INFO L225 Difference]: With dead ends: 15974 [2022-07-20 03:09:36,569 INFO L226 Difference]: Without dead ends: 10453 [2022-07-20 03:09:36,600 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 228 GetRequests, 227 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:09:36,601 INFO L413 NwaCegarLoop]: 6098 mSDtfsCounter, 3869 mSDsluCounter, 4109 mSDsCounter, 0 mSdLazyCounter, 118 mSolverCounterSat, 31 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3869 SdHoareTripleChecker+Valid, 10207 SdHoareTripleChecker+Invalid, 149 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 118 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-07-20 03:09:36,601 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3869 Valid, 10207 Invalid, 149 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [31 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-07-20 03:09:36,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10453 states. [2022-07-20 03:09:36,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10453 to 10447. [2022-07-20 03:09:37,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10447 states, 6985 states have (on average 1.2506800286327846) internal successors, (8736), 7118 states have internal predecessors, (8736), 2845 states have call successors, (2845), 616 states have call predecessors, (2845), 616 states have return successors, (2845), 2804 states have call predecessors, (2845), 2845 states have call successors, (2845) [2022-07-20 03:09:37,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10447 states to 10447 states and 14426 transitions. [2022-07-20 03:09:37,064 INFO L78 Accepts]: Start accepts. Automaton has 10447 states and 14426 transitions. Word has length 229 [2022-07-20 03:09:37,065 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 03:09:37,065 INFO L495 AbstractCegarLoop]: Abstraction has 10447 states and 14426 transitions. [2022-07-20 03:09:37,066 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.333333333333332) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (25), 3 states have call predecessors, (25), 3 states have return successors, (20), 3 states have call predecessors, (20), 3 states have call successors, (20) [2022-07-20 03:09:37,066 INFO L276 IsEmpty]: Start isEmpty. Operand 10447 states and 14426 transitions. [2022-07-20 03:09:37,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 257 [2022-07-20 03:09:37,073 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:09:37,073 INFO L195 NwaCegarLoop]: trace histogram [17, 17, 16, 16, 16, 16, 16, 16, 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] [2022-07-20 03:09:37,130 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-07-20 03:09:37,287 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 03:09:37,287 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 03:09:37,288 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:09:37,288 INFO L85 PathProgramCache]: Analyzing trace with hash -1195803474, now seen corresponding path program 1 times [2022-07-20 03:09:37,291 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:09:37,291 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [540126894] [2022-07-20 03:09:37,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:09:37,291 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:09:37,292 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:09:37,293 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) [2022-07-20 03:09:37,295 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-07-20 03:09:39,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:09:39,643 INFO L263 TraceCheckSpWp]: Trace formula consists of 3326 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 03:09:39,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:09:39,938 INFO L134 CoverageAnalysis]: Checked inductivity of 1132 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1084 trivial. 0 not checked. [2022-07-20 03:09:39,938 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 03:09:39,939 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:09:39,939 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [540126894] [2022-07-20 03:09:39,939 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [540126894] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 03:09:39,939 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 03:09:39,939 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 03:09:39,939 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1856313991] [2022-07-20 03:09:39,939 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 03:09:39,940 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 03:09:39,940 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:09:39,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 03:09:39,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:09:39,941 INFO L87 Difference]: Start difference. First operand 10447 states and 14426 transitions. Second operand has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-07-20 03:09:41,016 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 03:09:41,017 INFO L93 Difference]: Finished difference Result 30619 states and 42288 transitions. [2022-07-20 03:09:41,017 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 03:09:41,017 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) Word has length 256 [2022-07-20 03:09:41,018 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 03:09:41,146 INFO L225 Difference]: With dead ends: 30619 [2022-07-20 03:09:41,146 INFO L226 Difference]: Without dead ends: 20209 [2022-07-20 03:09:41,196 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 255 GetRequests, 254 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:09:41,198 INFO L413 NwaCegarLoop]: 6376 mSDtfsCounter, 4026 mSDsluCounter, 4158 mSDsCounter, 0 mSdLazyCounter, 49 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4026 SdHoareTripleChecker+Valid, 10534 SdHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 49 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-20 03:09:41,199 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4026 Valid, 10534 Invalid, 62 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 49 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-20 03:09:41,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20209 states. [2022-07-20 03:09:41,910 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20209 to 20199. [2022-07-20 03:09:41,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 20199 states, 13526 states have (on average 1.2501848292178028) internal successors, (16910), 13794 states have internal predecessors, (16910), 5478 states have call successors, (5478), 1194 states have call predecessors, (5478), 1194 states have return successors, (5478), 5393 states have call predecessors, (5478), 5478 states have call successors, (5478) [2022-07-20 03:09:42,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20199 states to 20199 states and 27866 transitions. [2022-07-20 03:09:42,013 INFO L78 Accepts]: Start accepts. Automaton has 20199 states and 27866 transitions. Word has length 256 [2022-07-20 03:09:42,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 03:09:42,013 INFO L495 AbstractCegarLoop]: Abstraction has 20199 states and 27866 transitions. [2022-07-20 03:09:42,014 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.666666666666668) internal successors, (80), 3 states have internal predecessors, (80), 3 states have call successors, (29), 3 states have call predecessors, (29), 3 states have return successors, (24), 3 states have call predecessors, (24), 3 states have call successors, (24) [2022-07-20 03:09:42,014 INFO L276 IsEmpty]: Start isEmpty. Operand 20199 states and 27866 transitions. [2022-07-20 03:09:42,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 277 [2022-07-20 03:09:42,023 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:09:42,024 INFO L195 NwaCegarLoop]: trace histogram [18, 18, 16, 16, 16, 16, 16, 16, 3, 3, 3, 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] [2022-07-20 03:09:42,082 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2022-07-20 03:09:42,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 03:09:42,248 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 03:09:42,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:09:42,248 INFO L85 PathProgramCache]: Analyzing trace with hash -1044379485, now seen corresponding path program 1 times [2022-07-20 03:09:42,251 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:09:42,251 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [815186237] [2022-07-20 03:09:42,251 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:09:42,251 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:09:42,252 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:09:42,253 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) [2022-07-20 03:09:42,254 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-07-20 03:09:44,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:09:44,491 INFO L263 TraceCheckSpWp]: Trace formula consists of 3354 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 03:09:44,496 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:09:44,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1194 backedges. 102 proven. 0 refuted. 0 times theorem prover too weak. 1092 trivial. 0 not checked. [2022-07-20 03:09:44,666 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 03:09:44,666 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:09:44,666 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [815186237] [2022-07-20 03:09:44,666 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [815186237] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 03:09:44,666 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 03:09:44,666 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 03:09:44,666 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [390627469] [2022-07-20 03:09:44,666 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 03:09:44,667 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 03:09:44,667 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:09:44,667 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 03:09:44,667 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:09:44,667 INFO L87 Difference]: Start difference. First operand 20199 states and 27866 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-07-20 03:09:45,579 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 03:09:45,580 INFO L93 Difference]: Finished difference Result 42037 states and 57920 transitions. [2022-07-20 03:09:45,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 03:09:45,581 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) Word has length 276 [2022-07-20 03:09:45,582 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 03:09:45,670 INFO L225 Difference]: With dead ends: 42037 [2022-07-20 03:09:45,671 INFO L226 Difference]: Without dead ends: 21875 [2022-07-20 03:09:45,736 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 275 GetRequests, 274 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:09:45,738 INFO L413 NwaCegarLoop]: 5069 mSDtfsCounter, 2198 mSDsluCounter, 4153 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2198 SdHoareTripleChecker+Valid, 9222 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-20 03:09:45,739 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2198 Valid, 9222 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-20 03:09:45,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21875 states. [2022-07-20 03:09:46,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21875 to 21873. [2022-07-20 03:09:46,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 21873 states, 14668 states have (on average 1.2488410144532316) internal successors, (18318), 14955 states have internal predecessors, (18318), 5892 states have call successors, (5892), 1312 states have call predecessors, (5892), 1312 states have return successors, (5892), 5804 states have call predecessors, (5892), 5892 states have call successors, (5892) [2022-07-20 03:09:46,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21873 states to 21873 states and 30102 transitions. [2022-07-20 03:09:46,441 INFO L78 Accepts]: Start accepts. Automaton has 21873 states and 30102 transitions. Word has length 276 [2022-07-20 03:09:46,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 03:09:46,442 INFO L495 AbstractCegarLoop]: Abstraction has 21873 states and 30102 transitions. [2022-07-20 03:09:46,442 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 3 states have call successors, (31), 3 states have call predecessors, (31), 3 states have return successors, (26), 3 states have call predecessors, (26), 3 states have call successors, (26) [2022-07-20 03:09:46,442 INFO L276 IsEmpty]: Start isEmpty. Operand 21873 states and 30102 transitions. [2022-07-20 03:09:46,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2022-07-20 03:09:46,453 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:09:46,453 INFO L195 NwaCegarLoop]: trace histogram [20, 20, 16, 16, 16, 16, 16, 16, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 03:09:46,504 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2022-07-20 03:09:46,670 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 03:09:46,670 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 03:09:46,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:09:46,671 INFO L85 PathProgramCache]: Analyzing trace with hash -2024781446, now seen corresponding path program 1 times [2022-07-20 03:09:46,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:09:46,673 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [866730824] [2022-07-20 03:09:46,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:09:46,674 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:09:46,674 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:09:46,675 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) [2022-07-20 03:09:46,676 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-07-20 03:09:48,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:09:48,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 3411 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 03:09:48,880 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:09:49,346 INFO L134 CoverageAnalysis]: Checked inductivity of 1317 backedges. 123 proven. 0 refuted. 0 times theorem prover too weak. 1194 trivial. 0 not checked. [2022-07-20 03:09:49,346 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 03:09:49,346 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:09:49,346 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [866730824] [2022-07-20 03:09:49,346 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [866730824] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 03:09:49,347 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 03:09:49,347 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 03:09:49,347 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1734787769] [2022-07-20 03:09:49,347 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 03:09:49,347 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 03:09:49,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:09:49,348 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 03:09:49,348 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:09:49,348 INFO L87 Difference]: Start difference. First operand 21873 states and 30102 transitions. Second operand has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-07-20 03:09:50,566 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 03:09:50,566 INFO L93 Difference]: Finished difference Result 50875 states and 70024 transitions. [2022-07-20 03:09:50,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 03:09:50,566 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) Word has length 292 [2022-07-20 03:09:50,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 03:09:50,873 INFO L225 Difference]: With dead ends: 50875 [2022-07-20 03:09:50,873 INFO L226 Difference]: Without dead ends: 30627 [2022-07-20 03:09:50,926 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 291 GetRequests, 290 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:09:50,927 INFO L413 NwaCegarLoop]: 6430 mSDtfsCounter, 3471 mSDsluCounter, 4132 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 15 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3471 SdHoareTripleChecker+Valid, 10562 SdHoareTripleChecker+Invalid, 88 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-20 03:09:50,927 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3471 Valid, 10562 Invalid, 88 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-20 03:09:50,951 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30627 states. [2022-07-20 03:09:51,738 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30627 to 30621. [2022-07-20 03:09:51,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30621 states, 20554 states have (on average 1.247834971295125) internal successors, (25648), 20951 states have internal predecessors, (25648), 8214 states have call successors, (8214), 1852 states have call predecessors, (8214), 1852 states have return successors, (8214), 8091 states have call predecessors, (8214), 8214 states have call successors, (8214) [2022-07-20 03:09:51,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30621 states to 30621 states and 42076 transitions. [2022-07-20 03:09:51,930 INFO L78 Accepts]: Start accepts. Automaton has 30621 states and 42076 transitions. Word has length 292 [2022-07-20 03:09:51,931 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 03:09:51,932 INFO L495 AbstractCegarLoop]: Abstraction has 30621 states and 42076 transitions. [2022-07-20 03:09:51,932 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.0) internal successors, (99), 3 states have internal predecessors, (99), 3 states have call successors, (33), 3 states have call predecessors, (33), 3 states have return successors, (28), 3 states have call predecessors, (28), 3 states have call successors, (28) [2022-07-20 03:09:51,932 INFO L276 IsEmpty]: Start isEmpty. Operand 30621 states and 42076 transitions. [2022-07-20 03:09:51,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2022-07-20 03:09:51,952 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:09:51,953 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 16, 16, 16, 16, 16, 16, 6, 6, 6, 3, 3, 3, 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] [2022-07-20 03:09:52,019 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-07-20 03:09:52,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 03:09:52,164 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 03:09:52,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:09:52,164 INFO L85 PathProgramCache]: Analyzing trace with hash -806780456, now seen corresponding path program 1 times [2022-07-20 03:09:52,167 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:09:52,167 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [393982562] [2022-07-20 03:09:52,167 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:09:52,167 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:09:52,167 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:09:52,169 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) [2022-07-20 03:09:52,170 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2022-07-20 03:09:54,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:09:54,808 INFO L263 TraceCheckSpWp]: Trace formula consists of 3479 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 03:09:54,814 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:09:54,992 INFO L134 CoverageAnalysis]: Checked inductivity of 1425 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 1257 trivial. 0 not checked. [2022-07-20 03:09:54,993 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 03:09:54,993 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:09:54,993 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [393982562] [2022-07-20 03:09:54,993 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [393982562] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 03:09:54,993 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 03:09:54,993 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 03:09:54,993 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802183625] [2022-07-20 03:09:54,993 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 03:09:54,994 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 03:09:54,994 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:09:54,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 03:09:54,994 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:09:54,994 INFO L87 Difference]: Start difference. First operand 30621 states and 42076 transitions. Second operand has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 3 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-20 03:09:56,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 03:09:56,540 INFO L93 Difference]: Finished difference Result 88073 states and 121094 transitions. [2022-07-20 03:09:56,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 03:09:56,540 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 3 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 332 [2022-07-20 03:09:56,541 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 03:09:56,879 INFO L225 Difference]: With dead ends: 88073 [2022-07-20 03:09:56,882 INFO L226 Difference]: Without dead ends: 59077 [2022-07-20 03:09:56,988 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 331 GetRequests, 330 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:09:56,989 INFO L413 NwaCegarLoop]: 7953 mSDtfsCounter, 4088 mSDsluCounter, 4179 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4088 SdHoareTripleChecker+Valid, 12132 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-20 03:09:56,990 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4088 Valid, 12132 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-20 03:09:57,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 59077 states. [2022-07-20 03:09:58,539 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 59077 to 59075. [2022-07-20 03:09:58,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59075 states, 39642 states have (on average 1.2481711316280713) internal successors, (49480), 40397 states have internal predecessors, (49480), 15860 states have call successors, (15860), 3572 states have call predecessors, (15860), 3572 states have return successors, (15860), 15637 states have call predecessors, (15860), 15860 states have call successors, (15860) [2022-07-20 03:09:59,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59075 states to 59075 states and 81200 transitions. [2022-07-20 03:09:59,176 INFO L78 Accepts]: Start accepts. Automaton has 59075 states and 81200 transitions. Word has length 332 [2022-07-20 03:09:59,177 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 03:09:59,177 INFO L495 AbstractCegarLoop]: Abstraction has 59075 states and 81200 transitions. [2022-07-20 03:09:59,177 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 3 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-20 03:09:59,177 INFO L276 IsEmpty]: Start isEmpty. Operand 59075 states and 81200 transitions. [2022-07-20 03:09:59,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2022-07-20 03:09:59,205 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:09:59,206 INFO L195 NwaCegarLoop]: trace histogram [21, 21, 16, 16, 16, 16, 16, 16, 6, 6, 6, 3, 3, 3, 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] [2022-07-20 03:09:59,263 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2022-07-20 03:09:59,419 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 03:09:59,420 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 03:09:59,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:09:59,420 INFO L85 PathProgramCache]: Analyzing trace with hash 794290650, now seen corresponding path program 1 times [2022-07-20 03:09:59,423 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:09:59,423 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [763171086] [2022-07-20 03:09:59,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:09:59,423 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:09:59,423 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:09:59,424 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) [2022-07-20 03:09:59,425 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2022-07-20 03:10:01,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:10:01,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 3479 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 03:10:01,838 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:10:02,019 INFO L134 CoverageAnalysis]: Checked inductivity of 1425 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 1257 trivial. 0 not checked. [2022-07-20 03:10:02,020 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 03:10:02,020 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:10:02,020 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [763171086] [2022-07-20 03:10:02,020 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [763171086] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 03:10:02,020 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 03:10:02,020 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 03:10:02,021 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [624441519] [2022-07-20 03:10:02,021 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 03:10:02,021 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 03:10:02,022 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:10:02,022 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 03:10:02,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:10:02,022 INFO L87 Difference]: Start difference. First operand 59075 states and 81200 transitions. Second operand has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 3 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-20 03:10:04,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 03:10:04,573 INFO L93 Difference]: Finished difference Result 144993 states and 199354 transitions. [2022-07-20 03:10:04,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 03:10:04,573 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 3 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 332 [2022-07-20 03:10:04,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 03:10:05,078 INFO L225 Difference]: With dead ends: 144993 [2022-07-20 03:10:05,078 INFO L226 Difference]: Without dead ends: 87459 [2022-07-20 03:10:05,267 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 331 GetRequests, 330 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:10:05,268 INFO L413 NwaCegarLoop]: 8102 mSDtfsCounter, 4083 mSDsluCounter, 4184 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4083 SdHoareTripleChecker+Valid, 12286 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-07-20 03:10:05,268 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [4083 Valid, 12286 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-07-20 03:10:05,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87459 states. [2022-07-20 03:10:08,021 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87459 to 87457. [2022-07-20 03:10:08,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87457 states, 58658 states have (on average 1.248388966551877) internal successors, (73228), 59771 states have internal predecessors, (73228), 23506 states have call successors, (23506), 5292 states have call predecessors, (23506), 5292 states have return successors, (23506), 23183 states have call predecessors, (23506), 23506 states have call successors, (23506) [2022-07-20 03:10:08,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87457 states to 87457 states and 120240 transitions. [2022-07-20 03:10:08,797 INFO L78 Accepts]: Start accepts. Automaton has 87457 states and 120240 transitions. Word has length 332 [2022-07-20 03:10:08,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 03:10:08,798 INFO L495 AbstractCegarLoop]: Abstraction has 87457 states and 120240 transitions. [2022-07-20 03:10:08,798 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 41.0) internal successors, (123), 3 states have internal predecessors, (123), 3 states have call successors, (38), 3 states have call predecessors, (38), 3 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2022-07-20 03:10:08,798 INFO L276 IsEmpty]: Start isEmpty. Operand 87457 states and 120240 transitions. [2022-07-20 03:10:08,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2022-07-20 03:10:08,828 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:10:08,828 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 16, 16, 16, 16, 16, 16, 7, 7, 7, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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] [2022-07-20 03:10:08,889 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (8)] Ended with exit code 0 [2022-07-20 03:10:09,028 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 03:10:09,029 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 03:10:09,029 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:10:09,029 INFO L85 PathProgramCache]: Analyzing trace with hash 1427563624, now seen corresponding path program 1 times [2022-07-20 03:10:09,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:10:09,032 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1154260396] [2022-07-20 03:10:09,032 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:10:09,033 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:10:09,033 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:10:09,034 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) [2022-07-20 03:10:09,036 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2022-07-20 03:10:11,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:10:11,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 3515 conjuncts, 23 conjunts are in the unsatisfiable core [2022-07-20 03:10:11,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:10:13,582 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 384 proven. 3 refuted. 0 times theorem prover too weak. 1213 trivial. 0 not checked. [2022-07-20 03:10:13,582 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-20 03:10:15,861 INFO L134 CoverageAnalysis]: Checked inductivity of 1600 backedges. 42 proven. 24 refuted. 0 times theorem prover too weak. 1534 trivial. 0 not checked. [2022-07-20 03:10:15,861 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:10:15,861 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1154260396] [2022-07-20 03:10:15,861 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1154260396] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-20 03:10:15,861 INFO L184 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2022-07-20 03:10:15,861 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 22 [2022-07-20 03:10:15,861 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418242106] [2022-07-20 03:10:15,862 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2022-07-20 03:10:15,862 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2022-07-20 03:10:15,862 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:10:15,863 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2022-07-20 03:10:15,863 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=403, Unknown=0, NotChecked=0, Total=462 [2022-07-20 03:10:15,863 INFO L87 Difference]: Start difference. First operand 87457 states and 120240 transitions. Second operand has 22 states, 21 states have (on average 7.428571428571429) internal successors, (156), 20 states have internal predecessors, (156), 6 states have call successors, (53), 3 states have call predecessors, (53), 8 states have return successors, (49), 7 states have call predecessors, (49), 6 states have call successors, (49) [2022-07-20 03:11:23,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 03:11:23,842 INFO L93 Difference]: Finished difference Result 230279 states and 316590 transitions. [2022-07-20 03:11:23,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2022-07-20 03:11:23,844 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 7.428571428571429) internal successors, (156), 20 states have internal predecessors, (156), 6 states have call successors, (53), 3 states have call predecessors, (53), 8 states have return successors, (49), 7 states have call predecessors, (49), 6 states have call successors, (49) Word has length 356 [2022-07-20 03:11:23,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 03:11:24,695 INFO L225 Difference]: With dead ends: 230279 [2022-07-20 03:11:24,695 INFO L226 Difference]: Without dead ends: 144363 [2022-07-20 03:11:24,951 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 724 GetRequests, 691 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 118 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=173, Invalid=1017, Unknown=0, NotChecked=0, Total=1190 [2022-07-20 03:11:24,952 INFO L413 NwaCegarLoop]: 8561 mSDtfsCounter, 13281 mSDsluCounter, 112545 mSDsCounter, 0 mSdLazyCounter, 8842 mSolverCounterSat, 2564 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 57.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13605 SdHoareTripleChecker+Valid, 121106 SdHoareTripleChecker+Invalid, 11406 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.4s SdHoareTripleChecker+Time, 2564 IncrementalHoareTripleChecker+Valid, 8842 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 60.9s IncrementalHoareTripleChecker+Time [2022-07-20 03:11:24,952 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [13605 Valid, 121106 Invalid, 11406 Unknown, 0 Unchecked, 0.4s Time], IncrementalHoareTripleChecker [2564 Valid, 8842 Invalid, 0 Unknown, 0 Unchecked, 60.9s Time] [2022-07-20 03:11:25,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144363 states. [2022-07-20 03:11:29,119 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144363 to 87593. [2022-07-20 03:11:29,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87593 states, 58754 states have (on average 1.24805119651428) internal successors, (73328), 59867 states have internal predecessors, (73328), 23518 states have call successors, (23518), 5320 states have call predecessors, (23518), 5320 states have return successors, (23518), 23195 states have call predecessors, (23518), 23518 states have call successors, (23518) [2022-07-20 03:11:29,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87593 states to 87593 states and 120364 transitions. [2022-07-20 03:11:29,617 INFO L78 Accepts]: Start accepts. Automaton has 87593 states and 120364 transitions. Word has length 356 [2022-07-20 03:11:29,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 03:11:29,618 INFO L495 AbstractCegarLoop]: Abstraction has 87593 states and 120364 transitions. [2022-07-20 03:11:29,618 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 7.428571428571429) internal successors, (156), 20 states have internal predecessors, (156), 6 states have call successors, (53), 3 states have call predecessors, (53), 8 states have return successors, (49), 7 states have call predecessors, (49), 6 states have call successors, (49) [2022-07-20 03:11:29,618 INFO L276 IsEmpty]: Start isEmpty. Operand 87593 states and 120364 transitions. [2022-07-20 03:11:29,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2022-07-20 03:11:29,646 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:11:29,646 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 16, 16, 16, 16, 16, 16, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 03:11:29,705 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (9)] Ended with exit code 0 [2022-07-20 03:11:29,867 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 03:11:29,868 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 03:11:29,868 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:11:29,868 INFO L85 PathProgramCache]: Analyzing trace with hash -758039221, now seen corresponding path program 1 times [2022-07-20 03:11:29,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:11:29,872 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1357250258] [2022-07-20 03:11:29,872 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:11:29,872 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:11:29,873 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:11:29,874 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) [2022-07-20 03:11:29,875 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2022-07-20 03:11:32,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:11:32,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 3552 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 03:11:32,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:11:32,679 INFO L134 CoverageAnalysis]: Checked inductivity of 1555 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 1476 trivial. 0 not checked. [2022-07-20 03:11:32,679 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 03:11:32,679 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:11:32,679 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1357250258] [2022-07-20 03:11:32,679 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1357250258] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 03:11:32,679 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 03:11:32,680 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 03:11:32,680 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837784063] [2022-07-20 03:11:32,680 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 03:11:32,680 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 03:11:32,680 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:11:32,681 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 03:11:32,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:11:32,681 INFO L87 Difference]: Start difference. First operand 87593 states and 120364 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-07-20 03:11:36,465 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 03:11:36,466 INFO L93 Difference]: Finished difference Result 199423 states and 274040 transitions. [2022-07-20 03:11:36,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 03:11:36,466 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 367 [2022-07-20 03:11:36,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 03:11:37,226 INFO L225 Difference]: With dead ends: 199423 [2022-07-20 03:11:37,226 INFO L226 Difference]: Without dead ends: 113455 [2022-07-20 03:11:37,458 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 365 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:11:37,459 INFO L413 NwaCegarLoop]: 7687 mSDtfsCounter, 3483 mSDsluCounter, 4139 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3483 SdHoareTripleChecker+Valid, 11826 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-20 03:11:37,459 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3483 Valid, 11826 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-20 03:11:37,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113455 states. [2022-07-20 03:11:41,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113455 to 113449. [2022-07-20 03:11:41,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113449 states, 76136 states have (on average 1.2475307344751498) internal successors, (94982), 77563 states have internal predecessors, (94982), 30388 states have call successors, (30388), 6924 states have call predecessors, (30388), 6924 states have return successors, (30388), 29976 states have call predecessors, (30388), 30388 states have call successors, (30388) [2022-07-20 03:11:42,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113449 states to 113449 states and 155758 transitions. [2022-07-20 03:11:42,251 INFO L78 Accepts]: Start accepts. Automaton has 113449 states and 155758 transitions. Word has length 367 [2022-07-20 03:11:42,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 03:11:42,252 INFO L495 AbstractCegarLoop]: Abstraction has 113449 states and 155758 transitions. [2022-07-20 03:11:42,252 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-07-20 03:11:42,252 INFO L276 IsEmpty]: Start isEmpty. Operand 113449 states and 155758 transitions. [2022-07-20 03:11:42,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 368 [2022-07-20 03:11:42,278 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:11:42,278 INFO L195 NwaCegarLoop]: trace histogram [22, 22, 16, 16, 16, 16, 16, 16, 8, 8, 8, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-20 03:11:42,340 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2022-07-20 03:11:42,493 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 03:11:42,494 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 03:11:42,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:11:42,494 INFO L85 PathProgramCache]: Analyzing trace with hash -773557939, now seen corresponding path program 1 times [2022-07-20 03:11:42,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:11:42,497 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1206018668] [2022-07-20 03:11:42,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:11:42,497 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:11:42,497 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:11:42,499 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 03:11:42,499 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2022-07-20 03:11:44,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:11:44,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 3552 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 03:11:44,775 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:11:44,994 INFO L134 CoverageAnalysis]: Checked inductivity of 1555 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 1476 trivial. 0 not checked. [2022-07-20 03:11:44,994 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 03:11:44,994 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:11:44,995 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1206018668] [2022-07-20 03:11:44,995 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1206018668] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 03:11:44,995 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 03:11:44,995 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 03:11:44,995 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1321573151] [2022-07-20 03:11:44,995 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 03:11:44,996 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 03:11:44,996 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:11:44,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 03:11:44,996 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:11:44,996 INFO L87 Difference]: Start difference. First operand 113449 states and 155758 transitions. Second operand has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-07-20 03:11:50,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-20 03:11:50,003 INFO L93 Difference]: Finished difference Result 252728 states and 346958 transitions. [2022-07-20 03:11:50,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-20 03:11:50,004 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) Word has length 367 [2022-07-20 03:11:50,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-20 03:11:50,666 INFO L225 Difference]: With dead ends: 252728 [2022-07-20 03:11:50,666 INFO L226 Difference]: Without dead ends: 140904 [2022-07-20 03:11:51,307 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 366 GetRequests, 365 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:11:51,308 INFO L413 NwaCegarLoop]: 7728 mSDtfsCounter, 3939 mSDsluCounter, 3742 mSDsCounter, 0 mSdLazyCounter, 71 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3939 SdHoareTripleChecker+Valid, 11470 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 71 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-07-20 03:11:51,308 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3939 Valid, 11470 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 71 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-07-20 03:11:51,425 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140904 states. [2022-07-20 03:11:56,151 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140904 to 140898. [2022-07-20 03:11:56,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140898 states, 94484 states have (on average 1.2462639177003514) internal successors, (117752), 96255 states have internal predecessors, (117752), 37747 states have call successors, (37747), 8666 states have call predecessors, (37747), 8666 states have return successors, (37747), 37231 states have call predecessors, (37747), 37747 states have call successors, (37747) [2022-07-20 03:11:56,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140898 states to 140898 states and 193246 transitions. [2022-07-20 03:11:56,989 INFO L78 Accepts]: Start accepts. Automaton has 140898 states and 193246 transitions. Word has length 367 [2022-07-20 03:11:56,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-20 03:11:56,989 INFO L495 AbstractCegarLoop]: Abstraction has 140898 states and 193246 transitions. [2022-07-20 03:11:56,990 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 42.666666666666664) internal successors, (128), 3 states have internal predecessors, (128), 3 states have call successors, (39), 3 states have call predecessors, (39), 3 states have return successors, (34), 3 states have call predecessors, (34), 3 states have call successors, (34) [2022-07-20 03:11:56,990 INFO L276 IsEmpty]: Start isEmpty. Operand 140898 states and 193246 transitions. [2022-07-20 03:11:57,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 365 [2022-07-20 03:11:57,012 INFO L187 NwaCegarLoop]: Found error trace [2022-07-20 03:11:57,012 INFO L195 NwaCegarLoop]: trace histogram [23, 23, 16, 16, 16, 16, 16, 16, 8, 8, 8, 4, 4, 4, 3, 3, 3, 3, 3, 3, 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] [2022-07-20 03:11:57,074 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (11)] Ended with exit code 0 [2022-07-20 03:11:57,220 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-07-20 03:11:57,221 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_alloc_flagsErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-20 03:11:57,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-20 03:11:57,221 INFO L85 PathProgramCache]: Analyzing trace with hash 1167934754, now seen corresponding path program 1 times [2022-07-20 03:11:57,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-07-20 03:11:57,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1353596553] [2022-07-20 03:11:57,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-20 03:11:57,224 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-07-20 03:11:57,224 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-07-20 03:11:57,225 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-07-20 03:11:57,226 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2022-07-20 03:11:59,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-20 03:11:59,496 INFO L263 TraceCheckSpWp]: Trace formula consists of 3532 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-20 03:11:59,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-20 03:11:59,654 INFO L134 CoverageAnalysis]: Checked inductivity of 1628 backedges. 217 proven. 0 refuted. 0 times theorem prover too weak. 1411 trivial. 0 not checked. [2022-07-20 03:11:59,655 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-20 03:11:59,655 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-07-20 03:11:59,655 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1353596553] [2022-07-20 03:11:59,655 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1353596553] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-20 03:11:59,655 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-20 03:11:59,655 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-20 03:11:59,655 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1565193879] [2022-07-20 03:11:59,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-20 03:11:59,656 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-20 03:11:59,656 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-07-20 03:11:59,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-20 03:11:59,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-20 03:11:59,656 INFO L87 Difference]: Start difference. First operand 140898 states and 193246 transitions. Second operand has 3 states, 3 states have (on average 43.333333333333336) internal successors, (130), 3 states have internal predecessors, (130), 3 states have call successors, (41), 3 states have call predecessors, (41), 3 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36)